bsw@1071: -- Encodes a Lua table as PostgreSQL hstore text input
bsw@1071: -- TODO This should be implemented in the SQL abstraction layer
bsw@1071: 
bsw@1071: function encode.pg_hstore(hstore_values)
bsw@1071: 
bsw@1071:   local entries = {}
bsw@1071:   
bsw@1071:   for key, val in pairs(hstore_values) do
bsw@1071:     local escaped_key = encode.pg_hstore_value(key)
bsw@1071:     local escaped_val = encode.pg_hstore_value(val)
bsw@1071:     entries[#entries+1] = escaped_key .. "=>" .. escaped_val
bsw@1071:   end
bsw@1071: 
bsw@1071:   return table.concat(entries, ", ")
bsw@1071: 
bsw@1071: end