1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
|
<?xml version="1.1" encoding="UTF-8" standalone="no"?>
<databaseChangeLog
xmlns="http://www.liquibase.org/xml/ns/dbchangelog"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="
http://www.liquibase.org/xml/ns/dbchangelog
http://www.liquibase.org/xml/ns/dbchangelog/dbchangelog-3.10.xsd">
<changeSet author="mulk" id="1.6-1">
<sql>
CREATE FUNCTION language_regconfig(language VARCHAR)
RETURNS regconfig
AS $$
SELECT CASE
WHEN $1 = 'de' THEN 'german'
WHEN $1 = 'en' THEN 'english'
WHEN $1 = 'fr' THEN 'french'
ELSE 'simple'
END :: regconfig
$$ IMMUTABLE LANGUAGE SQL;
</sql>
<sql>
CREATE INDEX bookmark_texts_search_idx ON benki.bookmark_texts
USING GIN (to_tsvector(language_regconfig(language), title || ' ' || description));
</sql>
<sql>
CREATE INDEX lazychat_message_texts_search_idx ON benki.lazychat_message_texts
USING GIN (to_tsvector(language_regconfig(language), content));
</sql>
</changeSet>
<changeSet id="1.6-2" author="mulk">
<createProcedure procedureName="post_matches_websearch">
CREATE FUNCTION post_matches_websearch(
post_language TEXT,
post_text TEXT,
websearch_language TEXT,
websearch_text TEXT)
RETURNS BOOLEAN
AS $$
SELECT to_tsvector(language_regconfig($1), $2) @@ websearch_to_tsquery(language_regconfig($3), $4)
$$ LANGUAGE SQL IMMUTABLE;
</createProcedure>
<createProcedure procedureName="post_matches_websearch">
CREATE FUNCTION post_matches_websearch(
post_tsvector tsvector,
websearch_language TEXT,
websearch_text TEXT)
RETURNS BOOLEAN
AS $$
SELECT $1 @@ websearch_to_tsquery(language_regconfig($2), $3)
$$ LANGUAGE SQL IMMUTABLE;
</createProcedure>
</changeSet>
<changeSet id="1.6-3" author="mulk">
<addColumn tableName="bookmark_texts" schemaName="benki">
<column name="search_terms" type="tsvector"/>
</addColumn>
<sql>
CREATE INDEX bookmark_texts_search_terms_idx ON benki.bookmark_texts
USING GIN (search_terms);
</sql>
<addColumn tableName="lazychat_message_texts" schemaName="benki">
<column name="search_terms" type="tsvector"/>
</addColumn>
<sql>
CREATE INDEX lazychat_message_texts_search_terms_idx ON benki.lazychat_message_texts
USING GIN (search_terms);
</sql>
<addColumn tableName="post_texts" schemaName="benki">
<column name="search_terms" type="tsvector"/>
</addColumn>
<createProcedure procedureName="bookmark_search_term_update_trigger">
CREATE FUNCTION bookmark_search_term_update_trigger()
RETURNS trigger
AS $$
BEGIN
NEW.search_terms :=
setweight(to_tsvector(language_regconfig(NEW.language), coalesce(NEW.title, '')), 'A') ||
setweight(to_tsvector(language_regconfig(NEW.language), coalesce(NEW.description, '')), 'B');
RETURN NEW;
END
$$ LANGUAGE plpgsql;
</createProcedure>
<createProcedure procedureName="lazychat_message_search_term_update_trigger">
CREATE FUNCTION lazychat_message_search_term_update_trigger()
RETURNS trigger
AS $$
BEGIN
NEW.search_terms :=
to_tsvector(language_regconfig(NEW.language), coalesce(NEW.content,''));
RETURN NEW;
END
$$ LANGUAGE plpgsql;
</createProcedure>
<sql>
CREATE TRIGGER bookmark_search_term_update
BEFORE INSERT OR UPDATE
ON benki.bookmark_texts
FOR EACH ROW
EXECUTE FUNCTION
bookmark_search_term_update_trigger();
</sql>
<sql>
CREATE TRIGGER lazychat_message_search_term_update
BEFORE INSERT OR UPDATE
ON benki.lazychat_message_texts
FOR EACH ROW
EXECUTE FUNCTION
lazychat_message_search_term_update_trigger();
</sql>
</changeSet>
<changeSet id="1.6-4" author="mulk">
<sql>
UPDATE benki.bookmark_texts
SET search_terms =
setweight(to_tsvector(language_regconfig(language), coalesce(title, '')), 'A') ||
setweight(to_tsvector(language_regconfig(language), coalesce(description, '')), 'B');
</sql>
<sql>
UPDATE benki.lazychat_message_texts
SET search_terms =
to_tsvector(language_regconfig(language), coalesce(content,''));
</sql>
</changeSet>
</databaseChangeLog>
|
