rev |
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1
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2 ----------------------------------------
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3 -- forward declarations (shell types) --
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4 ----------------------------------------
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5
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6 CREATE TYPE epoint;
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7 CREATE TYPE ebox;
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8 CREATE TYPE ecircle;
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9 CREATE TYPE ecluster;
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10
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11
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12 ------------------------------------------------------------
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13 -- dummy input/output functions for dummy index key types --
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14 ------------------------------------------------------------
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15
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16 CREATE FUNCTION ekey_point_in_dummy(cstring)
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17 RETURNS ekey_point
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18 LANGUAGE C IMMUTABLE STRICT
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19 AS '$libdir/latlon-v0001', 'pgl_notimpl';
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20
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21 CREATE FUNCTION ekey_point_out_dummy(ekey_point)
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22 RETURNS cstring
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23 LANGUAGE C IMMUTABLE STRICT
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24 AS '$libdir/latlon-v0001', 'pgl_notimpl';
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25
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26 CREATE FUNCTION ekey_area_in_dummy(cstring)
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27 RETURNS ekey_area
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28 LANGUAGE C IMMUTABLE STRICT
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29 AS '$libdir/latlon-v0001', 'pgl_notimpl';
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30
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31 CREATE FUNCTION ekey_area_out_dummy(ekey_area)
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32 RETURNS cstring
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33 LANGUAGE C IMMUTABLE STRICT
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34 AS '$libdir/latlon-v0001', 'pgl_notimpl';
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35
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36
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37 --------------------------
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38 -- text input functions --
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39 --------------------------
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40
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41 CREATE FUNCTION epoint_in(cstring)
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42 RETURNS epoint
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43 LANGUAGE C IMMUTABLE STRICT
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44 AS '$libdir/latlon-v0001', 'pgl_epoint_in';
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45
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46 CREATE FUNCTION ebox_in(cstring)
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47 RETURNS ebox
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48 LANGUAGE C IMMUTABLE STRICT
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49 AS '$libdir/latlon-v0001', 'pgl_ebox_in';
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50
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51 CREATE FUNCTION ecircle_in(cstring)
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52 RETURNS ecircle
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53 LANGUAGE C IMMUTABLE STRICT
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54 AS '$libdir/latlon-v0001', 'pgl_ecircle_in';
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55
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56 CREATE FUNCTION ecluster_in(cstring)
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57 RETURNS ecluster
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58 LANGUAGE C IMMUTABLE STRICT
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59 AS '$libdir/latlon-v0001', 'pgl_ecluster_in';
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60
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61
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62 ---------------------------
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63 -- text output functions --
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64 ---------------------------
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65
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66 CREATE FUNCTION epoint_out(epoint)
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67 RETURNS cstring
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68 LANGUAGE C IMMUTABLE STRICT
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69 AS '$libdir/latlon-v0001', 'pgl_epoint_out';
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70
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71 CREATE FUNCTION ebox_out(ebox)
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72 RETURNS cstring
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73 LANGUAGE C IMMUTABLE STRICT
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74 AS '$libdir/latlon-v0001', 'pgl_ebox_out';
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75
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76 CREATE FUNCTION ecircle_out(ecircle)
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77 RETURNS cstring
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78 LANGUAGE C IMMUTABLE STRICT
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79 AS '$libdir/latlon-v0001', 'pgl_ecircle_out';
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80
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81 CREATE FUNCTION ecluster_out(ecluster)
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82 RETURNS cstring
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83 LANGUAGE C IMMUTABLE STRICT
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84 AS '$libdir/latlon-v0001', 'pgl_ecluster_out';
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85
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86
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87 --------------------------
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88 -- binary I/O functions --
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89 --------------------------
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90
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91 CREATE FUNCTION epoint_recv(internal)
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92 RETURNS epoint
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93 LANGUAGE C IMMUTABLE STRICT
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94 AS '$libdir/latlon-v0001', 'pgl_epoint_recv';
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95
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96 CREATE FUNCTION ebox_recv(internal)
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97 RETURNS ebox
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98 LANGUAGE C IMMUTABLE STRICT
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99 AS '$libdir/latlon-v0001', 'pgl_ebox_recv';
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100
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101 CREATE FUNCTION ecircle_recv(internal)
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102 RETURNS ecircle
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jbe@0
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103 LANGUAGE C IMMUTABLE STRICT
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jbe@0
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104 AS '$libdir/latlon-v0001', 'pgl_ecircle_recv';
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105
|
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106 CREATE FUNCTION epoint_send(epoint)
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107 RETURNS bytea
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jbe@0
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108 LANGUAGE C IMMUTABLE STRICT
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109 AS '$libdir/latlon-v0001', 'pgl_epoint_send';
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110
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111 CREATE FUNCTION ebox_send(ebox)
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112 RETURNS bytea
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113 LANGUAGE C IMMUTABLE STRICT
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114 AS '$libdir/latlon-v0001', 'pgl_ebox_send';
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115
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116 CREATE FUNCTION ecircle_send(ecircle)
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117 RETURNS bytea
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118 LANGUAGE C IMMUTABLE STRICT
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119 AS '$libdir/latlon-v0001', 'pgl_ecircle_send';
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120
|
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121
|
jbe@0
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122 -----------------------------------------------
|
jbe@0
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123 -- type definitions of dummy index key types --
|
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124 -----------------------------------------------
|
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125
|
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126 CREATE TYPE ekey_point (
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127 internallength = 8,
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128 input = ekey_point_in_dummy,
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129 output = ekey_point_out_dummy,
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130 alignment = char );
|
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131
|
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132 CREATE TYPE ekey_area (
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133 internallength = 9,
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134 input = ekey_area_in_dummy,
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135 output = ekey_area_out_dummy,
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136 alignment = char );
|
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137
|
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138
|
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139 ------------------------------------------
|
jbe@0
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140 -- definitions of geographic data types --
|
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|
141 ------------------------------------------
|
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142
|
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|
143 CREATE TYPE epoint (
|
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144 internallength = 16,
|
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145 input = epoint_in,
|
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146 output = epoint_out,
|
jbe@0
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147 receive = epoint_recv,
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148 send = epoint_send,
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149 alignment = double );
|
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150
|
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151 CREATE TYPE ebox (
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152 internallength = 32,
|
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153 input = ebox_in,
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jbe@0
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154 output = ebox_out,
|
jbe@0
|
155 receive = ebox_recv,
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156 send = ebox_send,
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157 alignment = double );
|
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|
158
|
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159 CREATE TYPE ecircle (
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160 internallength = 24,
|
jbe@0
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161 input = ecircle_in,
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jbe@0
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162 output = ecircle_out,
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163 receive = ecircle_recv,
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164 send = ecircle_send,
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165 alignment = double );
|
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166
|
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167 CREATE TYPE ecluster (
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168 internallength = VARIABLE,
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169 input = ecluster_in,
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170 output = ecluster_out,
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171 alignment = double,
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172 storage = external );
|
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173
|
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174
|
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175 --------------------
|
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|
176 -- B-tree support --
|
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177 --------------------
|
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178
|
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|
179 -- begin of B-tree support for epoint
|
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180
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181 CREATE FUNCTION epoint_btree_lt(epoint, epoint)
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|
182 RETURNS boolean
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|
183 LANGUAGE C IMMUTABLE STRICT
|
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|
184 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_lt';
|
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|
185
|
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|
186 CREATE FUNCTION epoint_btree_le(epoint, epoint)
|
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|
187 RETURNS boolean
|
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|
188 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
189 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_le';
|
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|
190
|
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191 CREATE FUNCTION epoint_btree_eq(epoint, epoint)
|
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|
192 RETURNS boolean
|
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|
193 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
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194 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_eq';
|
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|
195
|
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|
196 CREATE FUNCTION epoint_btree_ne(epoint, epoint)
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|
197 RETURNS boolean
|
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|
198 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
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199 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_ne';
|
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|
200
|
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|
201 CREATE FUNCTION epoint_btree_ge(epoint, epoint)
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202 RETURNS boolean
|
jbe@0
|
203 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
204 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_ge';
|
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|
205
|
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|
206 CREATE FUNCTION epoint_btree_gt(epoint, epoint)
|
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|
207 RETURNS boolean
|
jbe@0
|
208 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
209 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_gt';
|
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|
210
|
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|
211 CREATE OPERATOR <<< (
|
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212 leftarg = epoint,
|
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213 rightarg = epoint,
|
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214 procedure = epoint_btree_lt,
|
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|
215 commutator = >>>,
|
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|
216 negator = >>>=,
|
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|
217 restrict = scalarltsel,
|
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|
218 join = scalarltjoinsel
|
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219 );
|
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|
220
|
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221 CREATE OPERATOR <<<= (
|
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222 leftarg = epoint,
|
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|
223 rightarg = epoint,
|
jbe@0
|
224 procedure = epoint_btree_le,
|
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|
225 commutator = >>>=,
|
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|
226 negator = >>>,
|
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|
227 restrict = scalarltsel,
|
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|
228 join = scalarltjoinsel
|
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|
229 );
|
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|
230
|
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231 CREATE OPERATOR = (
|
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232 leftarg = epoint,
|
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|
233 rightarg = epoint,
|
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|
234 procedure = epoint_btree_eq,
|
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|
235 commutator = =,
|
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|
236 negator = <>,
|
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|
237 restrict = eqsel,
|
jbe@0
|
238 join = eqjoinsel,
|
jbe@0
|
239 merges
|
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|
240 );
|
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|
241
|
jbe@0
|
242 CREATE OPERATOR <> (
|
jbe@0
|
243 leftarg = epoint,
|
jbe@0
|
244 rightarg = epoint,
|
jbe@0
|
245 procedure = epoint_btree_eq,
|
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|
246 commutator = <>,
|
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|
247 negator = =,
|
jbe@0
|
248 restrict = neqsel,
|
jbe@0
|
249 join = neqjoinsel
|
jbe@0
|
250 );
|
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|
251
|
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252 CREATE OPERATOR >>>= (
|
jbe@0
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253 leftarg = epoint,
|
jbe@0
|
254 rightarg = epoint,
|
jbe@0
|
255 procedure = epoint_btree_ge,
|
jbe@0
|
256 commutator = <<<=,
|
jbe@0
|
257 negator = <<<,
|
jbe@0
|
258 restrict = scalargtsel,
|
jbe@0
|
259 join = scalargtjoinsel
|
jbe@0
|
260 );
|
jbe@0
|
261
|
jbe@0
|
262 CREATE OPERATOR >>> (
|
jbe@0
|
263 leftarg = epoint,
|
jbe@0
|
264 rightarg = epoint,
|
jbe@0
|
265 procedure = epoint_btree_gt,
|
jbe@0
|
266 commutator = <<<,
|
jbe@0
|
267 negator = <<<=,
|
jbe@0
|
268 restrict = scalargtsel,
|
jbe@0
|
269 join = scalargtjoinsel
|
jbe@0
|
270 );
|
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|
271
|
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|
272 CREATE FUNCTION epoint_btree_cmp(epoint, epoint)
|
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|
273 RETURNS int4
|
jbe@0
|
274 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
275 AS '$libdir/latlon-v0001', 'pgl_btree_epoint_cmp';
|
jbe@0
|
276
|
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|
277 CREATE OPERATOR CLASS epoint_btree_ops
|
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|
278 DEFAULT FOR TYPE epoint USING btree AS
|
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|
279 OPERATOR 1 <<< ,
|
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|
280 OPERATOR 2 <<<= ,
|
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|
281 OPERATOR 3 = ,
|
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|
282 OPERATOR 4 >>>= ,
|
jbe@0
|
283 OPERATOR 5 >>> ,
|
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|
284 FUNCTION 1 epoint_btree_cmp(epoint, epoint);
|
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|
285
|
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|
286 -- end of B-tree support for epoint
|
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|
287
|
jbe@0
|
288 -- begin of B-tree support for ebox
|
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|
289
|
jbe@0
|
290 CREATE FUNCTION ebox_btree_lt(ebox, ebox)
|
jbe@0
|
291 RETURNS boolean
|
jbe@0
|
292 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
293 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_lt';
|
jbe@0
|
294
|
jbe@0
|
295 CREATE FUNCTION ebox_btree_le(ebox, ebox)
|
jbe@0
|
296 RETURNS boolean
|
jbe@0
|
297 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
298 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_le';
|
jbe@0
|
299
|
jbe@0
|
300 CREATE FUNCTION ebox_btree_eq(ebox, ebox)
|
jbe@0
|
301 RETURNS boolean
|
jbe@0
|
302 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
303 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_eq';
|
jbe@0
|
304
|
jbe@0
|
305 CREATE FUNCTION ebox_btree_ne(ebox, ebox)
|
jbe@0
|
306 RETURNS boolean
|
jbe@0
|
307 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
308 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_ne';
|
jbe@0
|
309
|
jbe@0
|
310 CREATE FUNCTION ebox_btree_ge(ebox, ebox)
|
jbe@0
|
311 RETURNS boolean
|
jbe@0
|
312 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
313 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_ge';
|
jbe@0
|
314
|
jbe@0
|
315 CREATE FUNCTION ebox_btree_gt(ebox, ebox)
|
jbe@0
|
316 RETURNS boolean
|
jbe@0
|
317 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
318 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_gt';
|
jbe@0
|
319
|
jbe@0
|
320 CREATE OPERATOR <<< (
|
jbe@0
|
321 leftarg = ebox,
|
jbe@0
|
322 rightarg = ebox,
|
jbe@0
|
323 procedure = ebox_btree_lt,
|
jbe@0
|
324 commutator = >>>,
|
jbe@0
|
325 negator = >>>=,
|
jbe@0
|
326 restrict = scalarltsel,
|
jbe@0
|
327 join = scalarltjoinsel
|
jbe@0
|
328 );
|
jbe@0
|
329
|
jbe@0
|
330 CREATE OPERATOR <<<= (
|
jbe@0
|
331 leftarg = ebox,
|
jbe@0
|
332 rightarg = ebox,
|
jbe@0
|
333 procedure = ebox_btree_le,
|
jbe@0
|
334 commutator = >>>=,
|
jbe@0
|
335 negator = >>>,
|
jbe@0
|
336 restrict = scalarltsel,
|
jbe@0
|
337 join = scalarltjoinsel
|
jbe@0
|
338 );
|
jbe@0
|
339
|
jbe@0
|
340 CREATE OPERATOR = (
|
jbe@0
|
341 leftarg = ebox,
|
jbe@0
|
342 rightarg = ebox,
|
jbe@0
|
343 procedure = ebox_btree_eq,
|
jbe@0
|
344 commutator = =,
|
jbe@0
|
345 negator = <>,
|
jbe@0
|
346 restrict = eqsel,
|
jbe@0
|
347 join = eqjoinsel,
|
jbe@0
|
348 merges
|
jbe@0
|
349 );
|
jbe@0
|
350
|
jbe@0
|
351 CREATE OPERATOR <> (
|
jbe@0
|
352 leftarg = ebox,
|
jbe@0
|
353 rightarg = ebox,
|
jbe@0
|
354 procedure = ebox_btree_eq,
|
jbe@0
|
355 commutator = <>,
|
jbe@0
|
356 negator = =,
|
jbe@0
|
357 restrict = neqsel,
|
jbe@0
|
358 join = neqjoinsel
|
jbe@0
|
359 );
|
jbe@0
|
360
|
jbe@0
|
361 CREATE OPERATOR >>>= (
|
jbe@0
|
362 leftarg = ebox,
|
jbe@0
|
363 rightarg = ebox,
|
jbe@0
|
364 procedure = ebox_btree_ge,
|
jbe@0
|
365 commutator = <<<=,
|
jbe@0
|
366 negator = <<<,
|
jbe@0
|
367 restrict = scalargtsel,
|
jbe@0
|
368 join = scalargtjoinsel
|
jbe@0
|
369 );
|
jbe@0
|
370
|
jbe@0
|
371 CREATE OPERATOR >>> (
|
jbe@0
|
372 leftarg = ebox,
|
jbe@0
|
373 rightarg = ebox,
|
jbe@0
|
374 procedure = ebox_btree_gt,
|
jbe@0
|
375 commutator = <<<,
|
jbe@0
|
376 negator = <<<=,
|
jbe@0
|
377 restrict = scalargtsel,
|
jbe@0
|
378 join = scalargtjoinsel
|
jbe@0
|
379 );
|
jbe@0
|
380
|
jbe@0
|
381 CREATE FUNCTION ebox_btree_cmp(ebox, ebox)
|
jbe@0
|
382 RETURNS int4
|
jbe@0
|
383 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
384 AS '$libdir/latlon-v0001', 'pgl_btree_ebox_cmp';
|
jbe@0
|
385
|
jbe@0
|
386 CREATE OPERATOR CLASS ebox_btree_ops
|
jbe@0
|
387 DEFAULT FOR TYPE ebox USING btree AS
|
jbe@0
|
388 OPERATOR 1 <<< ,
|
jbe@0
|
389 OPERATOR 2 <<<= ,
|
jbe@0
|
390 OPERATOR 3 = ,
|
jbe@0
|
391 OPERATOR 4 >>>= ,
|
jbe@0
|
392 OPERATOR 5 >>> ,
|
jbe@0
|
393 FUNCTION 1 ebox_btree_cmp(ebox, ebox);
|
jbe@0
|
394
|
jbe@0
|
395 -- end of B-tree support for ebox
|
jbe@0
|
396
|
jbe@0
|
397 -- begin of B-tree support for ecircle
|
jbe@0
|
398
|
jbe@0
|
399 CREATE FUNCTION ecircle_btree_lt(ecircle, ecircle)
|
jbe@0
|
400 RETURNS boolean
|
jbe@0
|
401 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
402 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_lt';
|
jbe@0
|
403
|
jbe@0
|
404 CREATE FUNCTION ecircle_btree_le(ecircle, ecircle)
|
jbe@0
|
405 RETURNS boolean
|
jbe@0
|
406 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
407 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_le';
|
jbe@0
|
408
|
jbe@0
|
409 CREATE FUNCTION ecircle_btree_eq(ecircle, ecircle)
|
jbe@0
|
410 RETURNS boolean
|
jbe@0
|
411 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
412 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_eq';
|
jbe@0
|
413
|
jbe@0
|
414 CREATE FUNCTION ecircle_btree_ne(ecircle, ecircle)
|
jbe@0
|
415 RETURNS boolean
|
jbe@0
|
416 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
417 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_ne';
|
jbe@0
|
418
|
jbe@0
|
419 CREATE FUNCTION ecircle_btree_ge(ecircle, ecircle)
|
jbe@0
|
420 RETURNS boolean
|
jbe@0
|
421 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
422 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_ge';
|
jbe@0
|
423
|
jbe@0
|
424 CREATE FUNCTION ecircle_btree_gt(ecircle, ecircle)
|
jbe@0
|
425 RETURNS boolean
|
jbe@0
|
426 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
427 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_gt';
|
jbe@0
|
428
|
jbe@0
|
429 CREATE OPERATOR <<< (
|
jbe@0
|
430 leftarg = ecircle,
|
jbe@0
|
431 rightarg = ecircle,
|
jbe@0
|
432 procedure = ecircle_btree_lt,
|
jbe@0
|
433 commutator = >>>,
|
jbe@0
|
434 negator = >>>=,
|
jbe@0
|
435 restrict = scalarltsel,
|
jbe@0
|
436 join = scalarltjoinsel
|
jbe@0
|
437 );
|
jbe@0
|
438
|
jbe@0
|
439 CREATE OPERATOR <<<= (
|
jbe@0
|
440 leftarg = ecircle,
|
jbe@0
|
441 rightarg = ecircle,
|
jbe@0
|
442 procedure = ecircle_btree_le,
|
jbe@0
|
443 commutator = >>>=,
|
jbe@0
|
444 negator = >>>,
|
jbe@0
|
445 restrict = scalarltsel,
|
jbe@0
|
446 join = scalarltjoinsel
|
jbe@0
|
447 );
|
jbe@0
|
448
|
jbe@0
|
449 CREATE OPERATOR = (
|
jbe@0
|
450 leftarg = ecircle,
|
jbe@0
|
451 rightarg = ecircle,
|
jbe@0
|
452 procedure = ecircle_btree_eq,
|
jbe@0
|
453 commutator = =,
|
jbe@0
|
454 negator = <>,
|
jbe@0
|
455 restrict = eqsel,
|
jbe@0
|
456 join = eqjoinsel,
|
jbe@0
|
457 merges
|
jbe@0
|
458 );
|
jbe@0
|
459
|
jbe@0
|
460 CREATE OPERATOR <> (
|
jbe@0
|
461 leftarg = ecircle,
|
jbe@0
|
462 rightarg = ecircle,
|
jbe@0
|
463 procedure = ecircle_btree_eq,
|
jbe@0
|
464 commutator = <>,
|
jbe@0
|
465 negator = =,
|
jbe@0
|
466 restrict = neqsel,
|
jbe@0
|
467 join = neqjoinsel
|
jbe@0
|
468 );
|
jbe@0
|
469
|
jbe@0
|
470 CREATE OPERATOR >>>= (
|
jbe@0
|
471 leftarg = ecircle,
|
jbe@0
|
472 rightarg = ecircle,
|
jbe@0
|
473 procedure = ecircle_btree_ge,
|
jbe@0
|
474 commutator = <<<=,
|
jbe@0
|
475 negator = <<<,
|
jbe@0
|
476 restrict = scalargtsel,
|
jbe@0
|
477 join = scalargtjoinsel
|
jbe@0
|
478 );
|
jbe@0
|
479
|
jbe@0
|
480 CREATE OPERATOR >>> (
|
jbe@0
|
481 leftarg = ecircle,
|
jbe@0
|
482 rightarg = ecircle,
|
jbe@0
|
483 procedure = ecircle_btree_gt,
|
jbe@0
|
484 commutator = <<<,
|
jbe@0
|
485 negator = <<<=,
|
jbe@0
|
486 restrict = scalargtsel,
|
jbe@0
|
487 join = scalargtjoinsel
|
jbe@0
|
488 );
|
jbe@0
|
489
|
jbe@0
|
490 CREATE FUNCTION ecircle_btree_cmp(ecircle, ecircle)
|
jbe@0
|
491 RETURNS int4
|
jbe@0
|
492 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
493 AS '$libdir/latlon-v0001', 'pgl_btree_ecircle_cmp';
|
jbe@0
|
494
|
jbe@0
|
495 CREATE OPERATOR CLASS ecircle_btree_ops
|
jbe@0
|
496 DEFAULT FOR TYPE ecircle USING btree AS
|
jbe@0
|
497 OPERATOR 1 <<< ,
|
jbe@0
|
498 OPERATOR 2 <<<= ,
|
jbe@0
|
499 OPERATOR 3 = ,
|
jbe@0
|
500 OPERATOR 4 >>>= ,
|
jbe@0
|
501 OPERATOR 5 >>> ,
|
jbe@0
|
502 FUNCTION 1 ecircle_btree_cmp(ecircle, ecircle);
|
jbe@0
|
503
|
jbe@0
|
504 -- end of B-tree support for ecircle
|
jbe@0
|
505
|
jbe@0
|
506
|
jbe@0
|
507 ----------------
|
jbe@0
|
508 -- type casts --
|
jbe@0
|
509 ----------------
|
jbe@0
|
510
|
jbe@0
|
511 CREATE FUNCTION cast_epoint_to_ebox(epoint)
|
jbe@0
|
512 RETURNS ebox
|
jbe@0
|
513 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
514 AS '$libdir/latlon-v0001', 'pgl_epoint_to_ebox';
|
jbe@0
|
515
|
jbe@0
|
516 CREATE CAST (epoint AS ebox) WITH FUNCTION cast_epoint_to_ebox(epoint);
|
jbe@0
|
517
|
jbe@0
|
518 CREATE FUNCTION cast_epoint_to_ecircle(epoint)
|
jbe@0
|
519 RETURNS ecircle
|
jbe@0
|
520 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
521 AS '$libdir/latlon-v0001', 'pgl_epoint_to_ecircle';
|
jbe@0
|
522
|
jbe@0
|
523 CREATE CAST (epoint AS ecircle) WITH FUNCTION cast_epoint_to_ecircle(epoint);
|
jbe@0
|
524
|
jbe@0
|
525 CREATE FUNCTION cast_epoint_to_ecluster(epoint)
|
jbe@0
|
526 RETURNS ecluster
|
jbe@0
|
527 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
528 AS '$libdir/latlon-v0001', 'pgl_epoint_to_ecluster';
|
jbe@0
|
529
|
jbe@0
|
530 CREATE CAST (epoint AS ecluster) WITH FUNCTION cast_epoint_to_ecluster(epoint);
|
jbe@0
|
531
|
jbe@0
|
532 CREATE FUNCTION cast_ebox_to_ecluster(ebox)
|
jbe@0
|
533 RETURNS ecluster
|
jbe@0
|
534 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
535 AS '$libdir/latlon-v0001', 'pgl_ebox_to_ecluster';
|
jbe@0
|
536
|
jbe@0
|
537 CREATE CAST (ebox AS ecluster) WITH FUNCTION cast_ebox_to_ecluster(ebox);
|
jbe@0
|
538
|
jbe@0
|
539
|
jbe@0
|
540 ---------------------------
|
jbe@0
|
541 -- constructor functions --
|
jbe@0
|
542 ---------------------------
|
jbe@0
|
543
|
jbe@0
|
544 CREATE FUNCTION epoint(float8, float8)
|
jbe@0
|
545 RETURNS epoint
|
jbe@0
|
546 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
547 AS '$libdir/latlon-v0001', 'pgl_create_epoint';
|
jbe@0
|
548
|
jbe@0
|
549 CREATE FUNCTION epoint_latlon(float8, float8)
|
jbe@0
|
550 RETURNS epoint
|
jbe@0
|
551 LANGUAGE SQL IMMUTABLE STRICT AS $$
|
jbe@0
|
552 SELECT epoint($1, $2)
|
jbe@0
|
553 $$;
|
jbe@0
|
554
|
jbe@0
|
555 CREATE FUNCTION epoint_lonlat(float8, float8)
|
jbe@0
|
556 RETURNS epoint
|
jbe@0
|
557 LANGUAGE SQL IMMUTABLE STRICT AS $$
|
jbe@0
|
558 SELECT epoint($2, $1)
|
jbe@0
|
559 $$;
|
jbe@0
|
560
|
jbe@0
|
561 CREATE FUNCTION empty_ebox()
|
jbe@0
|
562 RETURNS ebox
|
jbe@0
|
563 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
564 AS '$libdir/latlon-v0001', 'pgl_create_empty_ebox';
|
jbe@0
|
565
|
jbe@0
|
566 CREATE FUNCTION ebox(float8, float8, float8, float8)
|
jbe@0
|
567 RETURNS ebox
|
jbe@0
|
568 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
569 AS '$libdir/latlon-v0001', 'pgl_create_ebox';
|
jbe@0
|
570
|
jbe@0
|
571 CREATE FUNCTION ebox(epoint, epoint)
|
jbe@0
|
572 RETURNS ebox
|
jbe@0
|
573 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
574 AS '$libdir/latlon-v0001', 'pgl_create_ebox_from_epoints';
|
jbe@0
|
575
|
jbe@0
|
576 CREATE FUNCTION ecircle(float8, float8, float8)
|
jbe@0
|
577 RETURNS ecircle
|
jbe@0
|
578 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
579 AS '$libdir/latlon-v0001', 'pgl_create_ecircle';
|
jbe@0
|
580
|
jbe@0
|
581 CREATE FUNCTION ecircle(epoint, float8)
|
jbe@0
|
582 RETURNS ecircle
|
jbe@0
|
583 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
584 AS '$libdir/latlon-v0001', 'pgl_create_ecircle_from_epoint';
|
jbe@0
|
585
|
jbe@0
|
586 CREATE FUNCTION ecluster_concat(ecluster[])
|
jbe@0
|
587 RETURNS ecluster
|
jbe@0
|
588 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
589 SELECT array_to_string($1, ' ')::ecluster
|
jbe@0
|
590 $$;
|
jbe@0
|
591
|
jbe@0
|
592 CREATE FUNCTION ecluster_concat(ecluster, ecluster)
|
jbe@0
|
593 RETURNS ecluster
|
jbe@0
|
594 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
595 SELECT ($1::text || ' ' || $2::text)::ecluster
|
jbe@0
|
596 $$;
|
jbe@0
|
597
|
jbe@0
|
598 CREATE FUNCTION ecluster_create_multipoint(epoint[])
|
jbe@0
|
599 RETURNS ecluster
|
jbe@0
|
600 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
601 SELECT
|
jbe@0
|
602 array_to_string(array_agg('point (' || unnest || ')'), ' ')::ecluster
|
jbe@0
|
603 FROM unnest($1)
|
jbe@0
|
604 $$;
|
jbe@0
|
605
|
jbe@0
|
606 CREATE FUNCTION ecluster_create_path(epoint[])
|
jbe@0
|
607 RETURNS ecluster
|
jbe@0
|
608 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
609 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
|
jbe@0
|
610 ('path (' || array_to_string($1, ' ') || ')')::ecluster
|
jbe@0
|
611 END
|
jbe@0
|
612 FROM array_to_string($1, ' ') AS "str"
|
jbe@0
|
613 $$;
|
jbe@0
|
614
|
jbe@0
|
615 CREATE FUNCTION ecluster_create_outline(epoint[])
|
jbe@0
|
616 RETURNS ecluster
|
jbe@0
|
617 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
618 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
|
jbe@0
|
619 ('outline (' || array_to_string($1, ' ') || ')')::ecluster
|
jbe@0
|
620 END
|
jbe@0
|
621 FROM array_to_string($1, ' ') AS "str"
|
jbe@0
|
622 $$;
|
jbe@0
|
623
|
jbe@0
|
624 CREATE FUNCTION ecluster_create_polygon(epoint[])
|
jbe@0
|
625 RETURNS ecluster
|
jbe@0
|
626 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
627 SELECT CASE WHEN "str" = '' THEN 'empty'::ecluster ELSE
|
jbe@0
|
628 ('polygon (' || array_to_string($1, ' ') || ')')::ecluster
|
jbe@0
|
629 END
|
jbe@0
|
630 FROM array_to_string($1, ' ') AS "str"
|
jbe@0
|
631 $$;
|
jbe@0
|
632
|
jbe@0
|
633
|
jbe@0
|
634 ----------------------
|
jbe@0
|
635 -- getter functions --
|
jbe@0
|
636 ----------------------
|
jbe@0
|
637
|
jbe@0
|
638 CREATE FUNCTION latitude(epoint)
|
jbe@0
|
639 RETURNS float8
|
jbe@0
|
640 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
641 AS '$libdir/latlon-v0001', 'pgl_epoint_lat';
|
jbe@0
|
642
|
jbe@0
|
643 CREATE FUNCTION longitude(epoint)
|
jbe@0
|
644 RETURNS float8
|
jbe@0
|
645 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
646 AS '$libdir/latlon-v0001', 'pgl_epoint_lon';
|
jbe@0
|
647
|
jbe@0
|
648 CREATE FUNCTION min_latitude(ebox)
|
jbe@0
|
649 RETURNS float8
|
jbe@0
|
650 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
651 AS '$libdir/latlon-v0001', 'pgl_ebox_lat_min';
|
jbe@0
|
652
|
jbe@0
|
653 CREATE FUNCTION max_latitude(ebox)
|
jbe@0
|
654 RETURNS float8
|
jbe@0
|
655 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
656 AS '$libdir/latlon-v0001', 'pgl_ebox_lat_max';
|
jbe@0
|
657
|
jbe@0
|
658 CREATE FUNCTION min_longitude(ebox)
|
jbe@0
|
659 RETURNS float8
|
jbe@0
|
660 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
661 AS '$libdir/latlon-v0001', 'pgl_ebox_lon_min';
|
jbe@0
|
662
|
jbe@0
|
663 CREATE FUNCTION max_longitude(ebox)
|
jbe@0
|
664 RETURNS float8
|
jbe@0
|
665 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
666 AS '$libdir/latlon-v0001', 'pgl_ebox_lon_max';
|
jbe@0
|
667
|
jbe@0
|
668 CREATE FUNCTION center(ecircle)
|
jbe@0
|
669 RETURNS epoint
|
jbe@0
|
670 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
671 AS '$libdir/latlon-v0001', 'pgl_ecircle_center';
|
jbe@0
|
672
|
jbe@0
|
673 CREATE FUNCTION radius(ecircle)
|
jbe@0
|
674 RETURNS float8
|
jbe@0
|
675 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
676 AS '$libdir/latlon-v0001', 'pgl_ecircle_radius';
|
jbe@0
|
677
|
jbe@0
|
678 CREATE FUNCTION ecluster_extract_points(ecluster)
|
jbe@0
|
679 RETURNS SETOF epoint
|
jbe@0
|
680 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
681 SELECT "match"[2]::epoint
|
jbe@0
|
682 FROM regexp_matches($1::text, e'(^| )point \\(([^)]+)\\)', 'g') AS "match"
|
jbe@0
|
683 $$;
|
jbe@0
|
684
|
jbe@0
|
685 CREATE FUNCTION ecluster_extract_paths(ecluster)
|
jbe@0
|
686 RETURNS SETOF epoint[]
|
jbe@0
|
687 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
688 SELECT (
|
jbe@0
|
689 SELECT array_agg("m2"[1]::epoint)
|
jbe@0
|
690 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
|
jbe@0
|
691 )
|
jbe@0
|
692 FROM regexp_matches($1::text, e'(^| )path \\(([^)]+)\\)', 'g') AS "m1"
|
jbe@0
|
693 $$;
|
jbe@0
|
694
|
jbe@0
|
695 CREATE FUNCTION ecluster_extract_outlines(ecluster)
|
jbe@0
|
696 RETURNS SETOF epoint[]
|
jbe@0
|
697 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
698 SELECT (
|
jbe@0
|
699 SELECT array_agg("m2"[1]::epoint)
|
jbe@0
|
700 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
|
jbe@0
|
701 )
|
jbe@0
|
702 FROM regexp_matches($1::text, e'(^| )outline \\(([^)]+)\\)', 'g') AS "m1"
|
jbe@0
|
703 $$;
|
jbe@0
|
704
|
jbe@0
|
705 CREATE FUNCTION ecluster_extract_polygons(ecluster)
|
jbe@0
|
706 RETURNS SETOF epoint[]
|
jbe@0
|
707 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
708 SELECT (
|
jbe@0
|
709 SELECT array_agg("m2"[1]::epoint)
|
jbe@0
|
710 FROM regexp_matches("m1"[2], e'[^ ]+ [^ ]+', 'g') AS "m2"
|
jbe@0
|
711 )
|
jbe@0
|
712 FROM regexp_matches($1::text, e'(^| )polygon \\(([^)]+)\\)', 'g') AS "m1"
|
jbe@0
|
713 $$;
|
jbe@0
|
714
|
jbe@0
|
715
|
jbe@0
|
716 ---------------
|
jbe@0
|
717 -- operators --
|
jbe@0
|
718 ---------------
|
jbe@0
|
719
|
jbe@0
|
720 CREATE FUNCTION epoint_ebox_overlap_proc(epoint, ebox)
|
jbe@0
|
721 RETURNS boolean
|
jbe@0
|
722 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
723 AS '$libdir/latlon-v0001', 'pgl_epoint_ebox_overlap';
|
jbe@0
|
724
|
jbe@0
|
725 CREATE FUNCTION epoint_ecircle_overlap_proc(epoint, ecircle)
|
jbe@0
|
726 RETURNS boolean
|
jbe@0
|
727 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
728 AS '$libdir/latlon-v0001', 'pgl_epoint_ecircle_overlap';
|
jbe@0
|
729
|
jbe@0
|
730 CREATE FUNCTION epoint_ecluster_overlap_proc(epoint, ecluster)
|
jbe@0
|
731 RETURNS boolean
|
jbe@0
|
732 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
733 AS '$libdir/latlon-v0001', 'pgl_epoint_ecluster_overlap';
|
jbe@0
|
734
|
jbe@0
|
735 CREATE FUNCTION ebox_overlap_proc(ebox, ebox)
|
jbe@0
|
736 RETURNS boolean
|
jbe@0
|
737 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
738 AS '$libdir/latlon-v0001', 'pgl_ebox_overlap';
|
jbe@0
|
739
|
jbe@0
|
740 CREATE FUNCTION ecircle_overlap_proc(ecircle, ecircle)
|
jbe@0
|
741 RETURNS boolean
|
jbe@0
|
742 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
743 AS '$libdir/latlon-v0001', 'pgl_ecircle_overlap';
|
jbe@0
|
744
|
jbe@0
|
745 CREATE FUNCTION ecircle_ecluster_overlap_proc(ecircle, ecluster)
|
jbe@0
|
746 RETURNS boolean
|
jbe@0
|
747 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
748 AS '$libdir/latlon-v0001', 'pgl_ecircle_ecluster_overlap';
|
jbe@0
|
749
|
jbe@0
|
750 CREATE FUNCTION epoint_distance_proc(epoint, epoint)
|
jbe@0
|
751 RETURNS float8
|
jbe@0
|
752 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
753 AS '$libdir/latlon-v0001', 'pgl_epoint_distance';
|
jbe@0
|
754
|
jbe@0
|
755 CREATE FUNCTION epoint_ecircle_distance_proc(epoint, ecircle)
|
jbe@0
|
756 RETURNS float8
|
jbe@0
|
757 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
758 AS '$libdir/latlon-v0001', 'pgl_epoint_ecircle_distance';
|
jbe@0
|
759
|
jbe@0
|
760 CREATE FUNCTION epoint_ecluster_distance_proc(epoint, ecluster)
|
jbe@0
|
761 RETURNS float8
|
jbe@0
|
762 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
763 AS '$libdir/latlon-v0001', 'pgl_epoint_ecluster_distance';
|
jbe@0
|
764
|
jbe@0
|
765 CREATE FUNCTION ecircle_distance_proc(ecircle, ecircle)
|
jbe@0
|
766 RETURNS float8
|
jbe@0
|
767 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
768 AS '$libdir/latlon-v0001', 'pgl_ecircle_distance';
|
jbe@0
|
769
|
jbe@0
|
770 CREATE FUNCTION ecircle_ecluster_distance_proc(ecircle, ecluster)
|
jbe@0
|
771 RETURNS float8
|
jbe@0
|
772 LANGUAGE C IMMUTABLE STRICT
|
jbe@0
|
773 AS '$libdir/latlon-v0001', 'pgl_ecircle_ecluster_distance';
|
jbe@0
|
774
|
jbe@0
|
775 CREATE OPERATOR && (
|
jbe@0
|
776 leftarg = epoint,
|
jbe@0
|
777 rightarg = ebox,
|
jbe@0
|
778 procedure = epoint_ebox_overlap_proc,
|
jbe@0
|
779 commutator = &&,
|
jbe@0
|
780 restrict = areasel,
|
jbe@0
|
781 join = areajoinsel
|
jbe@0
|
782 );
|
jbe@0
|
783
|
jbe@0
|
784 CREATE FUNCTION epoint_ebox_overlap_commutator(ebox, epoint)
|
jbe@0
|
785 RETURNS boolean
|
jbe@0
|
786 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
|
jbe@0
|
787
|
jbe@0
|
788 CREATE OPERATOR && (
|
jbe@0
|
789 leftarg = ebox,
|
jbe@0
|
790 rightarg = epoint,
|
jbe@0
|
791 procedure = epoint_ebox_overlap_commutator,
|
jbe@0
|
792 commutator = &&,
|
jbe@0
|
793 restrict = areasel,
|
jbe@0
|
794 join = areajoinsel
|
jbe@0
|
795 );
|
jbe@0
|
796
|
jbe@0
|
797 CREATE OPERATOR && (
|
jbe@0
|
798 leftarg = epoint,
|
jbe@0
|
799 rightarg = ecircle,
|
jbe@0
|
800 procedure = epoint_ecircle_overlap_proc,
|
jbe@0
|
801 commutator = &&,
|
jbe@0
|
802 restrict = areasel,
|
jbe@0
|
803 join = areajoinsel
|
jbe@0
|
804 );
|
jbe@0
|
805
|
jbe@0
|
806 CREATE FUNCTION epoint_ecircle_overlap_commutator(ecircle, epoint)
|
jbe@0
|
807 RETURNS boolean
|
jbe@0
|
808 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
|
jbe@0
|
809
|
jbe@0
|
810 CREATE OPERATOR && (
|
jbe@0
|
811 leftarg = ecircle,
|
jbe@0
|
812 rightarg = epoint,
|
jbe@0
|
813 procedure = epoint_ecircle_overlap_commutator,
|
jbe@0
|
814 commutator = &&,
|
jbe@0
|
815 restrict = areasel,
|
jbe@0
|
816 join = areajoinsel
|
jbe@0
|
817 );
|
jbe@0
|
818
|
jbe@0
|
819 CREATE OPERATOR && (
|
jbe@0
|
820 leftarg = epoint,
|
jbe@0
|
821 rightarg = ecluster,
|
jbe@0
|
822 procedure = epoint_ecluster_overlap_proc,
|
jbe@0
|
823 commutator = &&,
|
jbe@0
|
824 restrict = areasel,
|
jbe@0
|
825 join = areajoinsel
|
jbe@0
|
826 );
|
jbe@0
|
827
|
jbe@0
|
828 CREATE FUNCTION epoint_ecluster_overlap_commutator(ecluster, epoint)
|
jbe@0
|
829 RETURNS boolean
|
jbe@0
|
830 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
|
jbe@0
|
831
|
jbe@0
|
832 CREATE OPERATOR && (
|
jbe@0
|
833 leftarg = ecluster,
|
jbe@0
|
834 rightarg = epoint,
|
jbe@0
|
835 procedure = epoint_ecluster_overlap_commutator,
|
jbe@0
|
836 commutator = &&,
|
jbe@0
|
837 restrict = areasel,
|
jbe@0
|
838 join = areajoinsel
|
jbe@0
|
839 );
|
jbe@0
|
840
|
jbe@0
|
841 CREATE OPERATOR && (
|
jbe@0
|
842 leftarg = ebox,
|
jbe@0
|
843 rightarg = ebox,
|
jbe@0
|
844 procedure = ebox_overlap_proc,
|
jbe@0
|
845 commutator = &&,
|
jbe@0
|
846 restrict = areasel,
|
jbe@0
|
847 join = areajoinsel
|
jbe@0
|
848 );
|
jbe@0
|
849
|
jbe@0
|
850 CREATE OPERATOR && (
|
jbe@0
|
851 leftarg = ecircle,
|
jbe@0
|
852 rightarg = ecircle,
|
jbe@0
|
853 procedure = ecircle_overlap_proc,
|
jbe@0
|
854 commutator = &&,
|
jbe@0
|
855 restrict = areasel,
|
jbe@0
|
856 join = areajoinsel
|
jbe@0
|
857 );
|
jbe@0
|
858
|
jbe@0
|
859 CREATE OPERATOR && (
|
jbe@0
|
860 leftarg = ecircle,
|
jbe@0
|
861 rightarg = ecluster,
|
jbe@0
|
862 procedure = ecircle_ecluster_overlap_proc,
|
jbe@0
|
863 commutator = &&,
|
jbe@0
|
864 restrict = areasel,
|
jbe@0
|
865 join = areajoinsel
|
jbe@0
|
866 );
|
jbe@0
|
867
|
jbe@0
|
868 CREATE FUNCTION ecircle_ecluster_overlap_commutator(ecluster, ecircle)
|
jbe@0
|
869 RETURNS boolean
|
jbe@0
|
870 LANGUAGE sql IMMUTABLE AS 'SELECT $2 && $1';
|
jbe@0
|
871
|
jbe@0
|
872 CREATE OPERATOR && (
|
jbe@0
|
873 leftarg = ecluster,
|
jbe@0
|
874 rightarg = ecircle,
|
jbe@0
|
875 procedure = ecircle_ecluster_overlap_commutator,
|
jbe@0
|
876 commutator = &&,
|
jbe@0
|
877 restrict = areasel,
|
jbe@0
|
878 join = areajoinsel
|
jbe@0
|
879 );
|
jbe@0
|
880
|
jbe@0
|
881 CREATE OPERATOR <-> (
|
jbe@0
|
882 leftarg = epoint,
|
jbe@0
|
883 rightarg = epoint,
|
jbe@0
|
884 procedure = epoint_distance_proc,
|
jbe@0
|
885 commutator = <->
|
jbe@0
|
886 );
|
jbe@0
|
887
|
jbe@0
|
888 CREATE OPERATOR <-> (
|
jbe@0
|
889 leftarg = epoint,
|
jbe@0
|
890 rightarg = ecircle,
|
jbe@0
|
891 procedure = epoint_ecircle_distance_proc,
|
jbe@0
|
892 commutator = <->
|
jbe@0
|
893 );
|
jbe@0
|
894
|
jbe@0
|
895 CREATE FUNCTION epoint_ecircle_distance_commutator(ecircle, epoint)
|
jbe@0
|
896 RETURNS float8
|
jbe@0
|
897 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
|
jbe@0
|
898
|
jbe@0
|
899 CREATE OPERATOR <-> (
|
jbe@0
|
900 leftarg = ecircle,
|
jbe@0
|
901 rightarg = epoint,
|
jbe@0
|
902 procedure = epoint_ecircle_distance_commutator,
|
jbe@0
|
903 commutator = <->
|
jbe@0
|
904 );
|
jbe@0
|
905
|
jbe@0
|
906 CREATE OPERATOR <-> (
|
jbe@0
|
907 leftarg = epoint,
|
jbe@0
|
908 rightarg = ecluster,
|
jbe@0
|
909 procedure = epoint_ecluster_distance_proc,
|
jbe@0
|
910 commutator = <->
|
jbe@0
|
911 );
|
jbe@0
|
912
|
jbe@0
|
913 CREATE FUNCTION epoint_ecluster_distance_commutator(ecluster, epoint)
|
jbe@0
|
914 RETURNS float8
|
jbe@0
|
915 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
|
jbe@0
|
916
|
jbe@0
|
917 CREATE OPERATOR <-> (
|
jbe@0
|
918 leftarg = ecluster,
|
jbe@0
|
919 rightarg = epoint,
|
jbe@0
|
920 procedure = epoint_ecluster_distance_commutator,
|
jbe@0
|
921 commutator = <->
|
jbe@0
|
922 );
|
jbe@0
|
923
|
jbe@0
|
924 CREATE OPERATOR <-> (
|
jbe@0
|
925 leftarg = ecircle,
|
jbe@0
|
926 rightarg = ecircle,
|
jbe@0
|
927 procedure = ecircle_distance_proc,
|
jbe@0
|
928 commutator = <->
|
jbe@0
|
929 );
|
jbe@0
|
930
|
jbe@0
|
931 CREATE OPERATOR <-> (
|
jbe@0
|
932 leftarg = ecircle,
|
jbe@0
|
933 rightarg = ecluster,
|
jbe@0
|
934 procedure = ecircle_ecluster_distance_proc,
|
jbe@0
|
935 commutator = <->
|
jbe@0
|
936 );
|
jbe@0
|
937
|
jbe@0
|
938 CREATE FUNCTION ecircle_ecluster_distance_commutator(ecluster, ecircle)
|
jbe@0
|
939 RETURNS float8
|
jbe@0
|
940 LANGUAGE sql IMMUTABLE AS 'SELECT $2 <-> $1';
|
jbe@0
|
941
|
jbe@0
|
942 CREATE OPERATOR <-> (
|
jbe@0
|
943 leftarg = ecluster,
|
jbe@0
|
944 rightarg = ecircle,
|
jbe@0
|
945 procedure = ecircle_ecluster_distance_commutator,
|
jbe@0
|
946 commutator = <->
|
jbe@0
|
947 );
|
jbe@0
|
948
|
jbe@0
|
949
|
jbe@0
|
950 ----------------
|
jbe@0
|
951 -- GiST index --
|
jbe@0
|
952 ----------------
|
jbe@0
|
953
|
jbe@0
|
954 CREATE FUNCTION pgl_gist_consistent(internal, internal, smallint, oid, internal)
|
jbe@0
|
955 RETURNS boolean
|
jbe@0
|
956 LANGUAGE C STRICT
|
jbe@0
|
957 AS '$libdir/latlon-v0001', 'pgl_gist_consistent';
|
jbe@0
|
958
|
jbe@0
|
959 CREATE FUNCTION pgl_gist_union(internal, internal)
|
jbe@0
|
960 RETURNS internal
|
jbe@0
|
961 LANGUAGE C STRICT
|
jbe@0
|
962 AS '$libdir/latlon-v0001', 'pgl_gist_union';
|
jbe@0
|
963
|
jbe@0
|
964 CREATE FUNCTION pgl_gist_compress_epoint(internal)
|
jbe@0
|
965 RETURNS internal
|
jbe@0
|
966 LANGUAGE C STRICT
|
jbe@0
|
967 AS '$libdir/latlon-v0001', 'pgl_gist_compress_epoint';
|
jbe@0
|
968
|
jbe@0
|
969 CREATE FUNCTION pgl_gist_compress_ecircle(internal)
|
jbe@0
|
970 RETURNS internal
|
jbe@0
|
971 LANGUAGE C STRICT
|
jbe@0
|
972 AS '$libdir/latlon-v0001', 'pgl_gist_compress_ecircle';
|
jbe@0
|
973
|
jbe@0
|
974 CREATE FUNCTION pgl_gist_compress_ecluster(internal)
|
jbe@0
|
975 RETURNS internal
|
jbe@0
|
976 LANGUAGE C STRICT
|
jbe@0
|
977 AS '$libdir/latlon-v0001', 'pgl_gist_compress_ecluster';
|
jbe@0
|
978
|
jbe@0
|
979 CREATE FUNCTION pgl_gist_decompress(internal)
|
jbe@0
|
980 RETURNS internal
|
jbe@0
|
981 LANGUAGE C STRICT
|
jbe@0
|
982 AS '$libdir/latlon-v0001', 'pgl_gist_decompress';
|
jbe@0
|
983
|
jbe@0
|
984 CREATE FUNCTION pgl_gist_penalty(internal, internal, internal)
|
jbe@0
|
985 RETURNS internal
|
jbe@0
|
986 LANGUAGE C STRICT
|
jbe@0
|
987 AS '$libdir/latlon-v0001', 'pgl_gist_penalty';
|
jbe@0
|
988
|
jbe@0
|
989 CREATE FUNCTION pgl_gist_picksplit(internal, internal)
|
jbe@0
|
990 RETURNS internal
|
jbe@0
|
991 LANGUAGE C STRICT
|
jbe@0
|
992 AS '$libdir/latlon-v0001', 'pgl_gist_picksplit';
|
jbe@0
|
993
|
jbe@0
|
994 CREATE FUNCTION pgl_gist_same(internal, internal, internal)
|
jbe@0
|
995 RETURNS internal
|
jbe@0
|
996 LANGUAGE C STRICT
|
jbe@0
|
997 AS '$libdir/latlon-v0001', 'pgl_gist_same';
|
jbe@0
|
998
|
jbe@0
|
999 CREATE FUNCTION pgl_gist_distance(internal, internal, smallint, oid)
|
jbe@0
|
1000 RETURNS internal
|
jbe@0
|
1001 LANGUAGE C STRICT
|
jbe@0
|
1002 AS '$libdir/latlon-v0001', 'pgl_gist_distance';
|
jbe@0
|
1003
|
jbe@0
|
1004 CREATE OPERATOR CLASS epoint_ops
|
jbe@0
|
1005 DEFAULT FOR TYPE epoint USING gist AS
|
jbe@0
|
1006 OPERATOR 11 = ,
|
jbe@0
|
1007 OPERATOR 22 && (epoint, ebox),
|
jbe@0
|
1008 OPERATOR 23 && (epoint, ecircle),
|
jbe@0
|
1009 OPERATOR 24 && (epoint, ecluster),
|
jbe@0
|
1010 OPERATOR 31 <-> (epoint, epoint) FOR ORDER BY float_ops,
|
jbe@0
|
1011 OPERATOR 33 <-> (epoint, ecircle) FOR ORDER BY float_ops,
|
jbe@0
|
1012 OPERATOR 34 <-> (epoint, ecluster) FOR ORDER BY float_ops,
|
jbe@0
|
1013 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
|
jbe@0
|
1014 FUNCTION 2 pgl_gist_union(internal, internal),
|
jbe@0
|
1015 FUNCTION 3 pgl_gist_compress_epoint(internal),
|
jbe@0
|
1016 FUNCTION 4 pgl_gist_decompress(internal),
|
jbe@0
|
1017 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
|
jbe@0
|
1018 FUNCTION 6 pgl_gist_picksplit(internal, internal),
|
jbe@0
|
1019 FUNCTION 7 pgl_gist_same(internal, internal, internal),
|
jbe@0
|
1020 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
|
jbe@0
|
1021 STORAGE ekey_point;
|
jbe@0
|
1022
|
jbe@0
|
1023 CREATE OPERATOR CLASS ecircle_ops
|
jbe@0
|
1024 DEFAULT FOR TYPE ecircle USING gist AS
|
jbe@0
|
1025 OPERATOR 13 = ,
|
jbe@0
|
1026 OPERATOR 21 && (ecircle, epoint),
|
jbe@0
|
1027 OPERATOR 23 && (ecircle, ecircle),
|
jbe@0
|
1028 OPERATOR 24 && (ecircle, ecluster),
|
jbe@0
|
1029 OPERATOR 31 <-> (ecircle, epoint) FOR ORDER BY float_ops,
|
jbe@0
|
1030 OPERATOR 33 <-> (ecircle, ecircle) FOR ORDER BY float_ops,
|
jbe@0
|
1031 OPERATOR 34 <-> (ecircle, ecluster) FOR ORDER BY float_ops,
|
jbe@0
|
1032 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
|
jbe@0
|
1033 FUNCTION 2 pgl_gist_union(internal, internal),
|
jbe@0
|
1034 FUNCTION 3 pgl_gist_compress_ecircle(internal),
|
jbe@0
|
1035 FUNCTION 4 pgl_gist_decompress(internal),
|
jbe@0
|
1036 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
|
jbe@0
|
1037 FUNCTION 6 pgl_gist_picksplit(internal, internal),
|
jbe@0
|
1038 FUNCTION 7 pgl_gist_same(internal, internal, internal),
|
jbe@0
|
1039 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
|
jbe@0
|
1040 STORAGE ekey_area;
|
jbe@0
|
1041
|
jbe@0
|
1042 CREATE OPERATOR CLASS ecluster_ops
|
jbe@0
|
1043 DEFAULT FOR TYPE ecluster USING gist AS
|
jbe@0
|
1044 OPERATOR 21 && (ecluster, epoint),
|
jbe@0
|
1045 FUNCTION 1 pgl_gist_consistent(internal, internal, smallint, oid, internal),
|
jbe@0
|
1046 FUNCTION 2 pgl_gist_union(internal, internal),
|
jbe@0
|
1047 FUNCTION 3 pgl_gist_compress_ecluster(internal),
|
jbe@0
|
1048 FUNCTION 4 pgl_gist_decompress(internal),
|
jbe@0
|
1049 FUNCTION 5 pgl_gist_penalty(internal, internal, internal),
|
jbe@0
|
1050 FUNCTION 6 pgl_gist_picksplit(internal, internal),
|
jbe@0
|
1051 FUNCTION 7 pgl_gist_same(internal, internal, internal),
|
jbe@0
|
1052 FUNCTION 8 pgl_gist_distance(internal, internal, smallint, oid),
|
jbe@0
|
1053 STORAGE ekey_area;
|
jbe@0
|
1054
|
jbe@0
|
1055
|
jbe@0
|
1056 ---------------------
|
jbe@0
|
1057 -- alias functions --
|
jbe@0
|
1058 ---------------------
|
jbe@0
|
1059
|
jbe@0
|
1060 CREATE FUNCTION distance(epoint, epoint)
|
jbe@0
|
1061 RETURNS float8
|
jbe@0
|
1062 LANGUAGE sql IMMUTABLE AS 'SELECT $1 <-> $2';
|
jbe@0
|
1063
|
jbe@0
|
1064 CREATE FUNCTION distance(ecluster, epoint)
|
jbe@0
|
1065 RETURNS float8
|
jbe@0
|
1066 LANGUAGE sql IMMUTABLE AS 'SELECT $1 <-> $2';
|
jbe@0
|
1067
|
jbe@0
|
1068 CREATE FUNCTION distance_within(epoint, epoint, float8)
|
jbe@0
|
1069 RETURNS boolean
|
jbe@0
|
1070 LANGUAGE sql IMMUTABLE AS 'SELECT $1 && ecircle($2, $3)';
|
jbe@0
|
1071
|
jbe@0
|
1072 CREATE FUNCTION distance_within(ecluster, epoint, float8)
|
jbe@0
|
1073 RETURNS boolean
|
jbe@0
|
1074 LANGUAGE sql IMMUTABLE AS 'SELECT $1 && ecircle($2, $3)';
|
jbe@0
|
1075
|
jbe@0
|
1076
|
jbe@0
|
1077 --------------------------------
|
jbe@0
|
1078 -- other data storage formats --
|
jbe@0
|
1079 --------------------------------
|
jbe@0
|
1080
|
jbe@0
|
1081 CREATE FUNCTION coords_to_epoint(float8, float8, text = 'epoint_lonlat')
|
jbe@0
|
1082 RETURNS epoint
|
jbe@0
|
1083 LANGUAGE plpgsql IMMUTABLE STRICT AS $$
|
jbe@0
|
1084 DECLARE
|
jbe@0
|
1085 "result" epoint;
|
jbe@0
|
1086 BEGIN
|
jbe@0
|
1087 IF $3 = 'epoint_lonlat' THEN
|
jbe@0
|
1088 -- avoid dynamic command execution for better performance
|
jbe@0
|
1089 RETURN epoint($2, $1);
|
jbe@0
|
1090 END IF;
|
jbe@0
|
1091 IF $3 = 'epoint' OR $3 = 'epoint_latlon' THEN
|
jbe@0
|
1092 -- avoid dynamic command execution for better performance
|
jbe@0
|
1093 RETURN epoint($1, $2);
|
jbe@0
|
1094 END IF;
|
jbe@0
|
1095 EXECUTE 'SELECT ' || $3 || '($1, $2)' INTO STRICT "result" USING $1, $2;
|
jbe@0
|
1096 RETURN "result";
|
jbe@0
|
1097 END;
|
jbe@0
|
1098 $$;
|
jbe@0
|
1099
|
jbe@0
|
1100 CREATE FUNCTION GeoJSON_to_epoint(jsonb, text = 'epoint_lonlat')
|
jbe@0
|
1101 RETURNS epoint
|
jbe@0
|
1102 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
1103 SELECT CASE
|
jbe@0
|
1104 WHEN $1->>'type' = 'Point' THEN
|
jbe@0
|
1105 coords_to_epoint(
|
jbe@0
|
1106 ($1->'coordinates'->>1)::float8,
|
jbe@0
|
1107 ($1->'coordinates'->>0)::float8,
|
jbe@0
|
1108 $2
|
jbe@0
|
1109 )
|
jbe@0
|
1110 WHEN $1->>'type' = 'Feature' THEN
|
jbe@0
|
1111 GeoJSON_to_epoint($1->'geometry', $2)
|
jbe@0
|
1112 ELSE
|
jbe@0
|
1113 NULL
|
jbe@0
|
1114 END
|
jbe@0
|
1115 $$;
|
jbe@0
|
1116
|
jbe@0
|
1117 CREATE FUNCTION GeoJSON_to_ecluster(jsonb, text = 'epoint_lonlat')
|
jbe@0
|
1118 RETURNS ecluster
|
jbe@0
|
1119 LANGUAGE sql IMMUTABLE STRICT AS $$
|
jbe@0
|
1120 SELECT CASE $1->>'type'
|
jbe@0
|
1121 WHEN 'Point' THEN
|
jbe@0
|
1122 coords_to_epoint(
|
jbe@0
|
1123 ($1->'coordinates'->>1)::float8,
|
jbe@0
|
1124 ($1->'coordinates'->>0)::float8,
|
jbe@0
|
1125 $2
|
jbe@0
|
1126 )::ecluster
|
jbe@0
|
1127 WHEN 'MultiPoint' THEN
|
jbe@0
|
1128 ( SELECT ecluster_create_multipoint(array_agg(
|
jbe@0
|
1129 coords_to_epoint(
|
jbe@0
|
1130 ("coord"->>1)::float8,
|
jbe@0
|
1131 ("coord"->>0)::float8,
|
jbe@0
|
1132 $2
|
jbe@0
|
1133 )
|
jbe@0
|
1134 ))
|
jbe@0
|
1135 FROM jsonb_array_elements($1->'coordinates') AS "coord"
|
jbe@0
|
1136 )
|
jbe@0
|
1137 WHEN 'LineString' THEN
|
jbe@0
|
1138 ( SELECT ecluster_create_path(array_agg(
|
jbe@0
|
1139 coords_to_epoint(
|
jbe@0
|
1140 ("coord"->>1)::float8,
|
jbe@0
|
1141 ("coord"->>0)::float8,
|
jbe@0
|
1142 $2
|
jbe@0
|
1143 )
|
jbe@0
|
1144 ))
|
jbe@0
|
1145 FROM jsonb_array_elements($1->'coordinates') AS "coord"
|
jbe@0
|
1146 )
|
jbe@0
|
1147 WHEN 'MultiLineString' THEN
|
jbe@0
|
1148 ( SELECT ecluster_concat(array_agg(
|
jbe@0
|
1149 ( SELECT ecluster_create_path(array_agg(
|
jbe@0
|
1150 coords_to_epoint(
|
jbe@0
|
1151 ("coord"->>1)::float8,
|
jbe@0
|
1152 ("coord"->>0)::float8,
|
jbe@0
|
1153 $2
|
jbe@0
|
1154 )
|
jbe@0
|
1155 ))
|
jbe@0
|
1156 FROM jsonb_array_elements("coord_array") AS "coord"
|
jbe@0
|
1157 )
|
jbe@0
|
1158 ))
|
jbe@0
|
1159 FROM jsonb_array_elements($1->'coordinates') AS "coord_array"
|
jbe@0
|
1160 )
|
jbe@0
|
1161 WHEN 'Polygon' THEN
|
jbe@0
|
1162 ( SELECT ecluster_concat(array_agg(
|
jbe@0
|
1163 ( SELECT ecluster_create_polygon(array_agg(
|
jbe@0
|
1164 coords_to_epoint(
|
jbe@0
|
1165 ("coord"->>1)::float8,
|
jbe@0
|
1166 ("coord"->>0)::float8,
|
jbe@0
|
1167 $2
|
jbe@0
|
1168 )
|
jbe@0
|
1169 ))
|
jbe@0
|
1170 FROM jsonb_array_elements("coord_array") AS "coord"
|
jbe@0
|
1171 )
|
jbe@0
|
1172 ))
|
jbe@0
|
1173 FROM jsonb_array_elements($1->'coordinates') AS "coord_array"
|
jbe@0
|
1174 )
|
jbe@0
|
1175 WHEN 'MultiPolygon' THEN
|
jbe@0
|
1176 ( SELECT ecluster_concat(array_agg(
|
jbe@0
|
1177 ( SELECT ecluster_concat(array_agg(
|
jbe@0
|
1178 ( SELECT ecluster_create_polygon(array_agg(
|
jbe@0
|
1179 coords_to_epoint(
|
jbe@0
|
1180 ("coord"->>1)::float8,
|
jbe@0
|
1181 ("coord"->>0)::float8,
|
jbe@0
|
1182 $2
|
jbe@0
|
1183 )
|
jbe@0
|
1184 ))
|
jbe@0
|
1185 FROM jsonb_array_elements("coord_array") AS "coord"
|
jbe@0
|
1186 )
|
jbe@0
|
1187 ))
|
jbe@0
|
1188 FROM jsonb_array_elements("coord_array_array") AS "coord_array"
|
jbe@0
|
1189 )
|
jbe@0
|
1190 ))
|
jbe@0
|
1191 FROM jsonb_array_elements($1->'coordinates') AS "coord_array_array"
|
jbe@0
|
1192 )
|
jbe@0
|
1193 WHEN 'Feature' THEN
|
jbe@0
|
1194 GeoJSON_to_ecluster($1->'geometry', $2)
|
jbe@0
|
1195 WHEN 'FeatureCollection' THEN
|
jbe@0
|
1196 ( SELECT ecluster_concat(array_agg(
|
jbe@0
|
1197 GeoJSON_to_ecluster("feature", $2)
|
jbe@0
|
1198 ))
|
jbe@0
|
1199 FROM jsonb_array_elements($1->'features') AS "feature"
|
jbe@0
|
1200 )
|
jbe@0
|
1201 ELSE
|
jbe@0
|
1202 NULL
|
jbe@0
|
1203 END
|
jbe@0
|
1204 $$;
|
jbe@0
|
1205
|