liquid_feedback_core

view update/core-update.v2.0.12-v2.1.0.sql @ 593:e7f772ca0621

Removed an index on table "initiative"
author jbe
date Sat Dec 08 01:37:23 2018 +0100 (20 months ago)
parents 5c98265b39a0
children
line source
1 BEGIN;
4 -- update version number
6 CREATE OR REPLACE VIEW "liquid_feedback_version" AS
7 SELECT * FROM (VALUES ('2.1.0', 2, 1, 0))
8 AS "subquery"("string", "major", "minor", "revision");
11 -- old API tables are now deprecated
13 COMMENT ON TYPE "application_access_level" IS 'DEPRECATED, WILL BE REMOVED! Access privileges for applications using the API';
14 COMMENT ON TABLE "member_application" IS 'DEPRECATED, WILL BE REMOVED! Registered application being allowed to use the API';
17 -- new polling mode and changed privileges
19 ALTER TABLE "policy" ADD COLUMN "polling" BOOLEAN NOT NULL DEFAULT FALSE;
20 ALTER TABLE "policy" ALTER COLUMN "admission_time" DROP NOT NULL;
21 ALTER TABLE "policy" ALTER COLUMN "discussion_time" DROP NOT NULL;
22 ALTER TABLE "policy" ALTER COLUMN "verification_time" DROP NOT NULL;
23 ALTER TABLE "policy" ALTER COLUMN "voting_time" DROP NOT NULL;
24 ALTER TABLE "policy" ALTER COLUMN "issue_quorum_num" DROP NOT NULL;
25 ALTER TABLE "policy" ALTER COLUMN "issue_quorum_den" DROP NOT NULL;
26 ALTER TABLE "policy" ADD CONSTRAINT "timing" CHECK (
27 ( "polling" = FALSE AND
28 "admission_time" NOTNULL AND "discussion_time" NOTNULL AND
29 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
30 ( "polling" = TRUE AND
31 "admission_time" ISNULL AND "discussion_time" NOTNULL AND
32 "verification_time" NOTNULL AND "voting_time" NOTNULL ) OR
33 ( "polling" = TRUE AND
34 "admission_time" ISNULL AND "discussion_time" ISNULL AND
35 "verification_time" ISNULL AND "voting_time" ISNULL ) );
36 ALTER TABLE "policy" ADD CONSTRAINT "issue_quorum_if_and_only_if_not_polling" CHECK (
37 "polling" = "issue_quorum_num" ISNULL AND
38 "polling" = "issue_quorum_den" ISNULL );
39 COMMENT ON COLUMN "policy"."polling" IS 'TRUE = special policy for non-user-generated issues without issue quorum, where certain initiatives (those having the "polling" flag set) do not need to pass the initiative quorum; "admission_time" MUST be set to NULL, the other timings may be set to NULL altogether, allowing individual timing for those issues';
41 ALTER TABLE "issue" ALTER COLUMN "admission_time" DROP NOT NULL;
42 ALTER TABLE "issue" ADD CONSTRAINT "admission_time_not_null_unless_instantly_accepted" CHECK (
43 "admission_time" NOTNULL OR ("accepted" NOTNULL AND "accepted" = "created") );
45 ALTER TABLE "initiative" ADD COLUMN "polling" BOOLEAN NOT NULL DEFAULT FALSE;
46 COMMENT ON COLUMN "initiative"."polling" IS 'Initiative does not need to pass the initiative quorum (see "policy"."polling")';
48 ALTER TABLE "privilege" RENAME COLUMN "voting_right_manager" TO "member_manager";
49 ALTER TABLE "privilege" ADD COLUMN "initiative_right" BOOLEAN NOT NULL DEFAULT TRUE;
50 ALTER TABLE "privilege" ADD COLUMN "polling_right" BOOLEAN NOT NULL DEFAULT FALSE;
51 UPDATE "privilege" SET "initiative_right" = "voting_right";
52 COMMENT ON COLUMN "privilege"."admin_manager" IS 'Grant/revoke any privileges to/from other members';
53 COMMENT ON COLUMN "privilege"."member_manager" IS 'Adding/removing members from the unit, granting or revoking "initiative_right" and "voting_right"';
54 COMMENT ON COLUMN "privilege"."initiative_right" IS 'Right to create an initiative';
55 COMMENT ON COLUMN "privilege"."voting_right" IS 'Right to support initiatives, create and rate suggestions, and to vote';
56 COMMENT ON COLUMN "privilege"."polling_right" IS 'Right to create issues with policies having the "policy"."polling" flag set, and to add initiatives having the "initiative"."polling" flag set to those issues';
58 DROP VIEW "member_contingent_left";
59 DROP VIEW "member_contingent";
60 ALTER TABLE "contingent" DROP CONSTRAINT "contingent_pkey";
61 ALTER TABLE "contingent" ALTER COLUMN "time_frame" DROP NOT NULL;
62 ALTER TABLE "contingent" ADD COLUMN "polling" BOOLEAN DEFAULT FALSE;
63 ALTER TABLE "contingent" ADD PRIMARY KEY ("polling", "time_frame");
64 ALTER TABLE "contingent" ALTER COLUMN "polling" DROP DEFAULT;
65 COMMENT ON COLUMN "contingent"."polling" IS 'Determines if settings are for creating initiatives and new drafts of initiatives with "polling" flag set';
67 CREATE VIEW "member_contingent" AS
68 SELECT
69 "member"."id" AS "member_id",
70 "contingent"."polling",
71 "contingent"."time_frame",
72 CASE WHEN "contingent"."text_entry_limit" NOTNULL THEN
73 (
74 SELECT count(1) FROM "draft"
75 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
76 WHERE "draft"."author_id" = "member"."id"
77 AND "initiative"."polling" = "contingent"."polling"
78 AND "draft"."created" > now() - "contingent"."time_frame"
79 ) + (
80 SELECT count(1) FROM "suggestion"
81 JOIN "initiative" ON "initiative"."id" = "suggestion"."initiative_id"
82 WHERE "suggestion"."author_id" = "member"."id"
83 AND "contingent"."polling" = FALSE
84 AND "suggestion"."created" > now() - "contingent"."time_frame"
85 )
86 ELSE NULL END AS "text_entry_count",
87 "contingent"."text_entry_limit",
88 CASE WHEN "contingent"."initiative_limit" NOTNULL THEN (
89 SELECT count(1) FROM "opening_draft" AS "draft"
90 JOIN "initiative" ON "initiative"."id" = "draft"."initiative_id"
91 WHERE "draft"."author_id" = "member"."id"
92 AND "initiative"."polling" = "contingent"."polling"
93 AND "draft"."created" > now() - "contingent"."time_frame"
94 ) ELSE NULL END AS "initiative_count",
95 "contingent"."initiative_limit"
96 FROM "member" CROSS JOIN "contingent";
98 COMMENT ON VIEW "member_contingent" IS 'Actual counts of text entries and initiatives are calculated per member for each limit in the "contingent" table.';
100 COMMENT ON COLUMN "member_contingent"."text_entry_count" IS 'Only calculated when "text_entry_limit" is not null in the same row';
101 COMMENT ON COLUMN "member_contingent"."initiative_count" IS 'Only calculated when "initiative_limit" is not null in the same row';
103 CREATE VIEW "member_contingent_left" AS
104 SELECT
105 "member_id",
106 "polling",
107 max("text_entry_limit" - "text_entry_count") AS "text_entries_left",
108 max("initiative_limit" - "initiative_count") AS "initiatives_left"
109 FROM "member_contingent" GROUP BY "member_id", "polling";
111 COMMENT ON VIEW "member_contingent_left" IS 'Amount of text entries or initiatives which can be posted now instantly by a member. This view should be used by a frontend to determine, if the contingent for posting is exhausted.';
113 CREATE OR REPLACE FUNCTION "freeze_after_snapshot"
114 ( "issue_id_p" "issue"."id"%TYPE )
115 RETURNS VOID
116 LANGUAGE 'plpgsql' VOLATILE AS $$
117 DECLARE
118 "issue_row" "issue"%ROWTYPE;
119 "policy_row" "policy"%ROWTYPE;
120 "initiative_row" "initiative"%ROWTYPE;
121 BEGIN
122 SELECT * INTO "issue_row" FROM "issue" WHERE "id" = "issue_id_p";
123 SELECT * INTO "policy_row"
124 FROM "policy" WHERE "id" = "issue_row"."policy_id";
125 PERFORM "set_snapshot_event"("issue_id_p", 'full_freeze');
126 FOR "initiative_row" IN
127 SELECT * FROM "initiative"
128 WHERE "issue_id" = "issue_id_p" AND "revoked" ISNULL
129 LOOP
130 IF
131 "initiative_row"."polling" OR (
132 "initiative_row"."satisfied_supporter_count" > 0 AND
133 "initiative_row"."satisfied_supporter_count" *
134 "policy_row"."initiative_quorum_den" >=
135 "issue_row"."population" * "policy_row"."initiative_quorum_num"
136 )
137 THEN
138 UPDATE "initiative" SET "admitted" = TRUE
139 WHERE "id" = "initiative_row"."id";
140 ELSE
141 UPDATE "initiative" SET "admitted" = FALSE
142 WHERE "id" = "initiative_row"."id";
143 END IF;
144 END LOOP;
145 IF EXISTS (
146 SELECT NULL FROM "initiative"
147 WHERE "issue_id" = "issue_id_p" AND "admitted" = TRUE
148 ) THEN
149 UPDATE "issue" SET
150 "state" = 'voting',
151 "accepted" = coalesce("accepted", now()),
152 "half_frozen" = coalesce("half_frozen", now()),
153 "fully_frozen" = now()
154 WHERE "id" = "issue_id_p";
155 ELSE
156 UPDATE "issue" SET
157 "state" = 'canceled_no_initiative_admitted',
158 "accepted" = coalesce("accepted", now()),
159 "half_frozen" = coalesce("half_frozen", now()),
160 "fully_frozen" = now(),
161 "closed" = now(),
162 "ranks_available" = TRUE
163 WHERE "id" = "issue_id_p";
164 -- NOTE: The following DELETE statements have effect only when
165 -- issue state has been manipulated
166 DELETE FROM "direct_voter" WHERE "issue_id" = "issue_id_p";
167 DELETE FROM "delegating_voter" WHERE "issue_id" = "issue_id_p";
168 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
169 END IF;
170 RETURN;
171 END;
172 $$;
175 -- issue comments removed, voting comments integrated in "direct_voter" table
177 ALTER TABLE "direct_voter" ADD COLUMN "comment_changed" TIMESTAMPTZ;
178 ALTER TABLE "direct_voter" ADD COLUMN "formatting_engine" TEXT;
179 ALTER TABLE "direct_voter" ADD COLUMN "comment" TEXT;
180 ALTER TABLE "direct_voter" ADD COLUMN "text_search_data" TSVECTOR;
181 CREATE INDEX "direct_voter_text_search_data_idx" ON "direct_voter" USING gin ("text_search_data");
182 CREATE TRIGGER "update_text_search_data"
183 BEFORE INSERT OR UPDATE ON "direct_voter"
184 FOR EACH ROW EXECUTE PROCEDURE
185 tsvector_update_trigger('text_search_data', 'pg_catalog.simple', "comment");
187 COMMENT ON COLUMN "direct_voter"."comment_changed" IS 'Shall be set on comment change, to indicate a comment being modified after voting has been finished; Automatically set to NULL after voting phase; Automatically set to NULL by trigger, if "comment" is set to NULL';
188 COMMENT ON COLUMN "direct_voter"."formatting_engine" IS 'Allows different formatting engines (i.e. wiki formats) to be used for "direct_voter"."comment"; Automatically set to NULL by trigger, if "comment" is set to NULL';
189 COMMENT ON COLUMN "direct_voter"."comment" IS 'Is to be set or updated by the frontend, if comment was inserted or updated AFTER the issue has been closed. Otherwise it shall be set to NULL.';
191 CREATE TABLE "rendered_voter_comment" (
192 PRIMARY KEY ("issue_id", "member_id", "format"),
193 FOREIGN KEY ("issue_id", "member_id")
194 REFERENCES "direct_voter" ("issue_id", "member_id")
195 ON DELETE CASCADE ON UPDATE CASCADE,
196 "issue_id" INT4,
197 "member_id" INT4,
198 "format" TEXT,
199 "content" TEXT NOT NULL );
201 COMMENT ON TABLE "rendered_voter_comment" IS 'This table may be used by frontends to cache "rendered" voter comments (e.g. HTML output generated from wiki text)';
203 DROP TABLE "rendered_issue_comment";
204 DROP TABLE "issue_comment";
205 DROP TABLE "rendered_voting_comment";
206 DROP TABLE "voting_comment";
208 CREATE FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"()
209 RETURNS TRIGGER
210 LANGUAGE 'plpgsql' VOLATILE AS $$
211 BEGIN
212 IF NEW."comment" ISNULL THEN
213 NEW."comment_changed" := NULL;
214 NEW."formatting_engine" := NULL;
215 END IF;
216 RETURN NEW;
217 END;
218 $$;
220 CREATE TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set"
221 BEFORE INSERT OR UPDATE ON "direct_voter"
222 FOR EACH ROW EXECUTE PROCEDURE
223 "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"();
225 COMMENT ON FUNCTION "voter_comment_fields_only_set_when_voter_comment_is_set_trigger"() IS 'Implementation of trigger "voter_comment_fields_only_set_when_voter_comment_is_set" ON table "direct_voter"';
226 COMMENT ON TRIGGER "voter_comment_fields_only_set_when_voter_comment_is_set" ON "direct_voter" IS 'If "comment" is set to NULL, then other comment related fields are also set to NULL.';
228 CREATE OR REPLACE FUNCTION "forbid_changes_on_closed_issue_trigger"()
229 RETURNS TRIGGER
230 LANGUAGE 'plpgsql' VOLATILE AS $$
231 DECLARE
232 "issue_id_v" "issue"."id"%TYPE;
233 "issue_row" "issue"%ROWTYPE;
234 BEGIN
235 IF TG_RELID = 'direct_voter'::regclass AND TG_OP = 'UPDATE' THEN
236 IF
237 OLD."issue_id" = NEW."issue_id" AND
238 OLD."member_id" = NEW."member_id" AND
239 OLD."weight" = NEW."weight"
240 THEN
241 RETURN NULL; -- allows changing of voter comment
242 END IF;
243 END IF;
244 IF TG_OP = 'DELETE' THEN
245 "issue_id_v" := OLD."issue_id";
246 ELSE
247 "issue_id_v" := NEW."issue_id";
248 END IF;
249 SELECT INTO "issue_row" * FROM "issue"
250 WHERE "id" = "issue_id_v" FOR SHARE;
251 IF "issue_row"."closed" NOTNULL THEN
252 RAISE EXCEPTION 'Tried to modify data belonging to a closed issue.';
253 END IF;
254 RETURN NULL;
255 END;
256 $$;
258 CREATE OR REPLACE FUNCTION "close_voting"("issue_id_p" "issue"."id"%TYPE)
259 RETURNS VOID
260 LANGUAGE 'plpgsql' VOLATILE AS $$
261 DECLARE
262 "area_id_v" "area"."id"%TYPE;
263 "unit_id_v" "unit"."id"%TYPE;
264 "member_id_v" "member"."id"%TYPE;
265 BEGIN
266 PERFORM "lock_issue"("issue_id_p");
267 SELECT "area_id" INTO "area_id_v" FROM "issue" WHERE "id" = "issue_id_p";
268 SELECT "unit_id" INTO "unit_id_v" FROM "area" WHERE "id" = "area_id_v";
269 -- delete timestamp of voting comment:
270 UPDATE "direct_voter" SET "comment_changed" = NULL
271 WHERE "issue_id" = "issue_id_p";
272 -- delete delegating votes (in cases of manual reset of issue state):
273 DELETE FROM "delegating_voter"
274 WHERE "issue_id" = "issue_id_p";
275 -- delete votes from non-privileged voters:
276 DELETE FROM "direct_voter"
277 USING (
278 SELECT
279 "direct_voter"."member_id"
280 FROM "direct_voter"
281 JOIN "member" ON "direct_voter"."member_id" = "member"."id"
282 LEFT JOIN "privilege"
283 ON "privilege"."unit_id" = "unit_id_v"
284 AND "privilege"."member_id" = "direct_voter"."member_id"
285 WHERE "direct_voter"."issue_id" = "issue_id_p" AND (
286 "member"."active" = FALSE OR
287 "privilege"."voting_right" ISNULL OR
288 "privilege"."voting_right" = FALSE
289 )
290 ) AS "subquery"
291 WHERE "direct_voter"."issue_id" = "issue_id_p"
292 AND "direct_voter"."member_id" = "subquery"."member_id";
293 -- consider delegations:
294 UPDATE "direct_voter" SET "weight" = 1
295 WHERE "issue_id" = "issue_id_p";
296 PERFORM "add_vote_delegations"("issue_id_p");
297 -- set voter count and mark issue as being calculated:
298 UPDATE "issue" SET
299 "state" = 'calculation',
300 "closed" = now(),
301 "voter_count" = (
302 SELECT coalesce(sum("weight"), 0)
303 FROM "direct_voter" WHERE "issue_id" = "issue_id_p"
304 )
305 WHERE "id" = "issue_id_p";
306 -- materialize battle_view:
307 -- NOTE: "closed" column of issue must be set at this point
308 DELETE FROM "battle" WHERE "issue_id" = "issue_id_p";
309 INSERT INTO "battle" (
310 "issue_id",
311 "winning_initiative_id", "losing_initiative_id",
312 "count"
313 ) SELECT
314 "issue_id",
315 "winning_initiative_id", "losing_initiative_id",
316 "count"
317 FROM "battle_view" WHERE "issue_id" = "issue_id_p";
318 -- copy "positive_votes" and "negative_votes" from "battle" table:
319 UPDATE "initiative" SET
320 "positive_votes" = "battle_win"."count",
321 "negative_votes" = "battle_lose"."count"
322 FROM "battle" AS "battle_win", "battle" AS "battle_lose"
323 WHERE
324 "battle_win"."issue_id" = "issue_id_p" AND
325 "battle_win"."winning_initiative_id" = "initiative"."id" AND
326 "battle_win"."losing_initiative_id" ISNULL AND
327 "battle_lose"."issue_id" = "issue_id_p" AND
328 "battle_lose"."losing_initiative_id" = "initiative"."id" AND
329 "battle_lose"."winning_initiative_id" ISNULL;
330 END;
331 $$;
333 CREATE OR REPLACE FUNCTION "clean_issue"("issue_id_p" "issue"."id"%TYPE)
334 RETURNS VOID
335 LANGUAGE 'plpgsql' VOLATILE AS $$
336 DECLARE
337 "issue_row" "issue"%ROWTYPE;
338 BEGIN
339 SELECT * INTO "issue_row"
340 FROM "issue" WHERE "id" = "issue_id_p"
341 FOR UPDATE;
342 IF "issue_row"."cleaned" ISNULL THEN
343 UPDATE "issue" SET
344 "state" = 'voting',
345 "closed" = NULL,
346 "ranks_available" = FALSE
347 WHERE "id" = "issue_id_p";
348 DELETE FROM "delegating_voter"
349 WHERE "issue_id" = "issue_id_p";
350 DELETE FROM "direct_voter"
351 WHERE "issue_id" = "issue_id_p";
352 DELETE FROM "delegating_interest_snapshot"
353 WHERE "issue_id" = "issue_id_p";
354 DELETE FROM "direct_interest_snapshot"
355 WHERE "issue_id" = "issue_id_p";
356 DELETE FROM "delegating_population_snapshot"
357 WHERE "issue_id" = "issue_id_p";
358 DELETE FROM "direct_population_snapshot"
359 WHERE "issue_id" = "issue_id_p";
360 DELETE FROM "non_voter"
361 WHERE "issue_id" = "issue_id_p";
362 DELETE FROM "delegation"
363 WHERE "issue_id" = "issue_id_p";
364 DELETE FROM "supporter"
365 WHERE "issue_id" = "issue_id_p";
366 UPDATE "issue" SET
367 "state" = "issue_row"."state",
368 "closed" = "issue_row"."closed",
369 "ranks_available" = "issue_row"."ranks_available",
370 "cleaned" = now()
371 WHERE "id" = "issue_id_p";
372 END IF;
373 RETURN;
374 END;
375 $$;
378 -- "non_voter" deletes "direct_voter" and vice versa
380 CREATE FUNCTION "non_voter_deletes_direct_voter_trigger"()
381 RETURNS TRIGGER
382 LANGUAGE 'plpgsql' VOLATILE AS $$
383 BEGIN
384 DELETE FROM "direct_voter"
385 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
386 RETURN NULL;
387 END;
388 $$;
390 CREATE TRIGGER "non_voter_deletes_direct_voter"
391 AFTER INSERT OR UPDATE ON "non_voter"
392 FOR EACH ROW EXECUTE PROCEDURE
393 "non_voter_deletes_direct_voter_trigger"();
395 COMMENT ON FUNCTION "non_voter_deletes_direct_voter_trigger"() IS 'Implementation of trigger "non_voter_deletes_direct_voter" on table "non_voter"';
396 COMMENT ON TRIGGER "non_voter_deletes_direct_voter" ON "non_voter" IS 'An entry in the "non_voter" table deletes an entry in the "direct_voter" table (and vice versa due to trigger "direct_voter_deletes_non_voter" on table "direct_voter")';
398 CREATE FUNCTION "direct_voter_deletes_non_voter_trigger"()
399 RETURNS TRIGGER
400 LANGUAGE 'plpgsql' VOLATILE AS $$
401 BEGIN
402 DELETE FROM "non_voter"
403 WHERE "issue_id" = NEW."issue_id" AND "member_id" = NEW."member_id";
404 RETURN NULL;
405 END;
406 $$;
408 CREATE TRIGGER "direct_voter_deletes_non_voter"
409 AFTER INSERT OR UPDATE ON "direct_voter"
410 FOR EACH ROW EXECUTE PROCEDURE
411 "direct_voter_deletes_non_voter_trigger"();
413 COMMENT ON FUNCTION "direct_voter_deletes_non_voter_trigger"() IS 'Implementation of trigger "direct_voter_deletes_non_voter" on table "direct_voter"';
414 COMMENT ON TRIGGER "direct_voter_deletes_non_voter" ON "direct_voter" IS 'An entry in the "direct_voter" table deletes an entry in the "non_voter" table (and vice versa due to trigger "non_voter_deletes_direct_voter" on table "non_voter")';
417 -- different locking levels and different locking order to avoid deadlocks
419 CREATE OR REPLACE FUNCTION "lock_issue"
420 ( "issue_id_p" "issue"."id"%TYPE )
421 RETURNS VOID
422 LANGUAGE 'plpgsql' VOLATILE AS $$
423 BEGIN
424 -- The following locking order is used:
425 -- 1st) row-level lock on the issue
426 -- 2nd) table-level locks in order of occurrence in the core.sql file
427 PERFORM NULL FROM "issue" WHERE "id" = "issue_id_p" FOR UPDATE;
428 -- NOTE: The row-level exclusive lock in combination with the
429 -- share_row_lock_issue(_via_initiative)_trigger functions (which
430 -- acquire a row-level share lock on the issue) ensure that no data
431 -- is changed, which could affect calculation of snapshots or
432 -- counting of votes. Table "delegation" must be table-level-locked,
433 -- as it also contains issue- and global-scope delegations.
434 PERFORM NULL FROM "member" WHERE "active" FOR SHARE;
435 -- NOTE: As we later cause implicit row-level share locks on many
436 -- active members, we lock them before locking any other table
437 -- to avoid deadlocks
438 LOCK TABLE "member" IN SHARE MODE;
439 LOCK TABLE "privilege" IN SHARE MODE;
440 LOCK TABLE "membership" IN SHARE MODE;
441 LOCK TABLE "policy" IN SHARE MODE;
442 LOCK TABLE "delegation" IN SHARE MODE;
443 LOCK TABLE "direct_population_snapshot" IN EXCLUSIVE MODE;
444 LOCK TABLE "delegating_population_snapshot" IN EXCLUSIVE MODE;
445 LOCK TABLE "direct_interest_snapshot" IN EXCLUSIVE MODE;
446 LOCK TABLE "delegating_interest_snapshot" IN EXCLUSIVE MODE;
447 LOCK TABLE "direct_supporter_snapshot" IN EXCLUSIVE MODE;
448 RETURN;
449 END;
450 $$;
453 -- new comment on function "delete_private_data"()
455 COMMENT ON FUNCTION "delete_private_data"() IS 'Used by lf_export script. DO NOT USE on productive database, but only on a copy! This function deletes all data which should not be publicly available, and can be used to create a database dump for publication. See source code to see which data is deleted. If you need a different behaviour, copy this function and modify lf_export accordingly, to avoid data-leaks after updating.';
458 -- NOTE: The first version of the previous update script didn't
459 -- remove the "vote_ratio" function.
460 -- The function is therefore removed here as well, if existent.
462 DROP FUNCTION IF EXISTS "vote_ratio"
463 ( "initiative"."positive_votes"%TYPE,
464 "initiative"."negative_votes"%TYPE );
467 COMMIT;

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