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Add some additional casts and regression tests for the citext data type. 

David Wheeler
This commit is contained in:
Tom Lane 2008-09-05 18:25:17 +00:00
parent f536f74ade
commit 5bc561a16a
5 changed files with 3985 additions and 95 deletions
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100
contrib/citext/citext.sql.in
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@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/contrib/citext/citext.sql.in,v 1.2 2008/07/30 17:08:52 tgl Exp $ */
/* $PostgreSQL: pgsql/contrib/citext/citext.sql.in,v 1.3 2008/09/05 18:25:16 tgl Exp $ */
-- Adjust this setting to control where the objects get created.
SET search_path = public;
@ -22,22 +22,22 @@ CREATE TYPE citext;
CREATE OR REPLACE FUNCTION citextin(cstring)
RETURNS citext
AS 'textin'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citextout(citext)
RETURNS cstring
AS 'textout'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citextrecv(internal)
RETURNS citext
AS 'textrecv'
LANGUAGE 'internal' STABLE STRICT;
LANGUAGE internal STABLE STRICT;
CREATE OR REPLACE FUNCTION citextsend(citext)
RETURNS bytea
AS 'textsend'
LANGUAGE 'internal' STABLE STRICT;
LANGUAGE internal STABLE STRICT;
--
-- The type itself.
@ -56,13 +56,24 @@ CREATE TYPE citext (
);
--
-- A single cast function, since bpchar needs to have its whitespace trimmed
-- before it's cast to citext.
-- Type casting functions for those situations where the I/O casts don't
-- automatically kick in.
--
CREATE OR REPLACE FUNCTION citext(bpchar)
RETURNS citext
AS 'rtrim1'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citext(boolean)
RETURNS citext
AS 'booltext'
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION citext(inet)
RETURNS citext
AS 'network_show'
LANGUAGE internal IMMUTABLE STRICT;
--
-- Implicit and assignment type casts.
@ -73,7 +84,9 @@ CREATE CAST (citext AS varchar) WITHOUT FUNCTION AS IMPLICIT;
CREATE CAST (citext AS bpchar) WITHOUT FUNCTION AS ASSIGNMENT;
CREATE CAST (text AS citext) WITHOUT FUNCTION AS ASSIGNMENT;
CREATE CAST (varchar AS citext) WITHOUT FUNCTION AS ASSIGNMENT;
CREATE CAST (bpchar AS citext) WITH FUNCTION citext(bpchar) AS ASSIGNMENT;
CREATE CAST (bpchar AS citext) WITH FUNCTION citext(bpchar) AS ASSIGNMENT;
CREATE CAST (boolean AS citext) WITH FUNCTION citext(boolean) AS ASSIGNMENT;
CREATE CAST (inet AS citext) WITH FUNCTION citext(inet) AS ASSIGNMENT;
--
-- Operator Functions.
@ -243,19 +256,19 @@ CREATE AGGREGATE max(citext) (
CREATE OR REPLACE FUNCTION texticlike(citext, citext)
RETURNS bool AS 'texticlike'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticnlike(citext, citext)
RETURNS bool AS 'texticnlike'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexeq(citext, citext)
RETURNS bool AS 'texticregexeq'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexne(citext, citext)
RETURNS bool AS 'texticregexne'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OPERATOR ~ (
PROCEDURE = texticregexeq,
@ -335,19 +348,19 @@ CREATE OPERATOR !~~* (
CREATE OR REPLACE FUNCTION texticlike(citext, text)
RETURNS bool AS 'texticlike'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticnlike(citext, text)
RETURNS bool AS 'texticnlike'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexeq(citext, text)
RETURNS bool AS 'texticregexeq'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION texticregexne(citext, text)
RETURNS bool AS 'texticregexne'
LANGUAGE 'internal' IMMUTABLE STRICT;
LANGUAGE internal IMMUTABLE STRICT;
CREATE OPERATOR ~ (
PROCEDURE = texticregexeq,
@ -420,3 +433,56 @@ CREATE OPERATOR !~~* (
RESTRICT = icnlikesel,
JOIN = icnlikejoinsel
);
--
-- Matching citext in string comparison functions.
-- XXX TODO Ideally these would be implemented in C.
--
CREATE OR REPLACE FUNCTION regexp_matches( citext, citext ) RETURNS TEXT[] AS $$
SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_matches( citext, citext, text ) RETURNS TEXT[] AS $$
SELECT pg_catalog.regexp_matches( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_replace( citext, citext, text ) returns TEXT AS $$
SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, $2::pg_catalog.text, $3, 'i');
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_replace( citext, citext, text, text ) returns TEXT AS $$
SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, $2::pg_catalog.text, $3, CASE WHEN pg_catalog.strpos($4, 'c') = 0 THEN $4 || 'i' ELSE $4 END);
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_split_to_array( citext, citext ) RETURNS TEXT[] AS $$
SELECT pg_catalog.regexp_split_to_array( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_split_to_array( citext, citext, text ) RETURNS TEXT[] AS $$
SELECT pg_catalog.regexp_split_to_array( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_split_to_table( citext, citext ) RETURNS SETOF TEXT AS $$
SELECT pg_catalog.regexp_split_to_table( $1::pg_catalog.text, $2::pg_catalog.text, 'i' );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION regexp_split_to_table( citext, citext, text ) RETURNS SETOF TEXT AS $$
SELECT pg_catalog.regexp_split_to_table( $1::pg_catalog.text, $2::pg_catalog.text, CASE WHEN pg_catalog.strpos($3, 'c') = 0 THEN $3 || 'i' ELSE $3 END );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION strpos( citext, citext ) RETURNS INT AS $$
SELECT pg_catalog.strpos( pg_catalog.lower( $1::pg_catalog.text ), pg_catalog.lower( $2::pg_catalog.text ) );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION replace( citext, citext, citext ) RETURNS TEXT AS $$
SELECT pg_catalog.regexp_replace( $1::pg_catalog.text, pg_catalog.regexp_replace($2::pg_catalog.text, '([^a-zA-Z_0-9])', E'\\\\\\1', 'g'), $3::pg_catalog.text, 'gi' );
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION split_part( citext, citext, int ) RETURNS TEXT AS $$
SELECT (pg_catalog.regexp_split_to_array( $1::pg_catalog.text, pg_catalog.regexp_replace($2::pg_catalog.text, '([^a-zA-Z_0-9])', E'\\\\\\1', 'g'), 'i'))[$3];
$$ LANGUAGE SQL IMMUTABLE STRICT;
CREATE OR REPLACE FUNCTION translate( citext, citext, text ) RETURNS TEXT AS $$
SELECT pg_catalog.translate( pg_catalog.translate( $1::pg_catalog.text, pg_catalog.lower($2::pg_catalog.text), $3), pg_catalog.upper($2::pg_catalog.text), $3);
$$ LANGUAGE SQL IMMUTABLE STRICT;

1246
contrib/citext/expected/citext.out
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2294
contrib/citext/expected/citext_1.out Normal file
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422
contrib/citext/sql/citext.sql
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@ -160,7 +160,7 @@ SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::bpchar;
SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA';
SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::citext;
-- LIKE shoudl be case-insensitive
-- LIKE should be case-insensitive
SELECT name FROM srt WHERE name LIKE '%a%' ORDER BY name;
SELECT name FROM srt WHERE name NOT LIKE '%b%' ORDER BY name;
SELECT name FROM srt WHERE name LIKE '%A%' ORDER BY name;
@ -182,6 +182,355 @@ SELECT name FROM srt WHERE name !~ 'A$' ORDER BY name;
SELECT name FROM srt WHERE name SIMILAR TO '%a.*';
SELECT name FROM srt WHERE name SIMILAR TO '%A.*';
-- Explicit casts.
SELECT true::citext = 'true' AS t;
SELECT 'true'::citext::boolean = true AS t;
SELECT 4::citext = '4' AS t;
SELECT 4::int4::citext = '4' AS t;
SELECT '4'::citext::int4 = 4 AS t;
SELECT 4::integer::citext = '4' AS t;
SELECT '4'::citext::integer = 4 AS t;
SELECT 4::int8::citext = '4' AS t;
SELECT '4'::citext::int8 = 4 AS t;
SELECT 4::bigint::citext = '4' AS t;
SELECT '4'::citext::bigint = 4 AS t;
SELECT 4::int2::citext = '4' AS t;
SELECT '4'::citext::int2 = 4 AS t;
SELECT 4::smallint::citext = '4' AS t;
SELECT '4'::citext::smallint = 4 AS t;
SELECT 4.0::numeric = '4.0' AS t;
SELECT '4.0'::citext::numeric = 4.0 AS t;
SELECT 4.0::decimal = '4.0' AS t;
SELECT '4.0'::citext::decimal = 4.0 AS t;
SELECT 4.0::real = '4.0' AS t;
SELECT '4.0'::citext::real = 4.0 AS t;
SELECT 4.0::float4 = '4.0' AS t;
SELECT '4.0'::citext::float4 = 4.0 AS t;
SELECT 4.0::double precision = '4.0' AS t;
SELECT '4.0'::citext::double precision = 4.0 AS t;
SELECT 4.0::float8 = '4.0' AS t;
SELECT '4.0'::citext::float8 = 4.0 AS t;
SELECT 'foo'::name::citext = 'foo' AS t;
SELECT 'foo'::citext::name = 'foo'::name AS t;
SELECT 'foo'::bytea::citext = 'foo' AS t;
SELECT 'foo'::citext::bytea = 'foo'::bytea AS t;
SELECT '100'::money::citext = '$100.00' AS t;
SELECT '100'::citext::money = '100'::money AS t;
SELECT 'a'::char::citext = 'a' AS t;
SELECT 'a'::citext::char = 'a'::char AS t;
SELECT 'foo'::varchar::citext = 'foo' AS t;
SELECT 'foo'::citext::varchar = 'foo'::varchar AS t;
SELECT 'foo'::text::citext = 'foo' AS t;
SELECT 'foo'::citext::text = 'foo'::text AS t;
SELECT '192.168.100.128/25'::cidr::citext = '192.168.100.128/25' AS t;
SELECT '192.168.100.128/25'::citext::cidr = '192.168.100.128/25'::cidr AS t;
SELECT '192.168.100.128'::inet::citext = '192.168.100.128/32' AS t;
SELECT '192.168.100.128'::citext::inet = '192.168.100.128'::inet AS t;
SELECT '08:00:2b:01:02:03'::macaddr::citext = '08:00:2b:01:02:03' AS t;
SELECT '08:00:2b:01:02:03'::citext::macaddr = '08:00:2b:01:02:03'::macaddr AS t;
SELECT '<p>foo</p>'::xml::citext = '<p>foo</p>' AS t;
SELECT '<p>foo</p>'::citext::xml::text = '<p>foo</p>'::xml::text AS t;
SELECT '1999-01-08 04:05:06'::timestamp::citext = '1999-01-08 04:05:06'::timestamp::text AS t;
SELECT '1999-01-08 04:05:06'::citext::timestamp = '1999-01-08 04:05:06'::timestamp AS t;
SELECT '1999-01-08 04:05:06'::timestamptz::citext = '1999-01-08 04:05:06'::timestamptz::text AS t;
SELECT '1999-01-08 04:05:06'::citext::timestamptz = '1999-01-08 04:05:06'::timestamptz AS t;
SELECT '1 hour'::interval::citext = '1 hour'::interval::text AS t;
SELECT '1 hour'::citext::interval = '1 hour'::interval AS t;
SELECT '1999-01-08'::date::citext = '1999-01-08'::date::text AS t;
SELECT '1999-01-08'::citext::date = '1999-01-08'::date AS t;
SELECT '04:05:06'::time::citext = '04:05:06' AS t;
SELECT '04:05:06'::citext::time = '04:05:06'::time AS t;
SELECT '04:05:06'::timetz::citext = '04:05:06'::timetz::text AS t;
SELECT '04:05:06'::citext::timetz = '04:05:06'::timetz AS t;
SELECT '( 1 , 1)'::point::citext = '(1,1)' AS t;
SELECT '( 1 , 1)'::citext::point ~= '(1,1)'::point AS t;
SELECT '( 1 , 1 ) , ( 2 , 2 )'::lseg::citext = '[(1,1),(2,2)]' AS t;
SELECT '( 1 , 1 ) , ( 2 , 2 )'::citext::lseg = '[(1,1),(2,2)]'::lseg AS t;
SELECT '( 0 , 0 ) , ( 1 , 1 )'::box::citext = '(0,0),(1,1)'::box::text AS t;
SELECT '( 0 , 0 ) , ( 1 , 1 )'::citext::box ~= '(0,0),(1,1)'::text::box AS t;
SELECT '((0,0),(1,1),(2,0))'::path::citext = '((0,0),(1,1),(2,0))' AS t;
SELECT '((0,0),(1,1),(2,0))'::citext::path = '((0,0),(1,1),(2,0))'::path AS t;
SELECT '((0,0),(1,1))'::polygon::citext = '((0,0),(1,1))' AS t;
SELECT '((0,0),(1,1))'::citext::polygon ~= '((0,0),(1,1))'::polygon AS t;
SELECT '((0,0),2)'::circle::citext = '((0,0),2)'::circle::text AS t;
SELECT '((0,0),2)'::citext::circle ~= '((0,0),2)'::text::circle AS t;
SELECT '101'::bit::citext = '101'::bit::text AS t;
SELECT '101'::citext::bit = '101'::text::bit AS t;
SELECT '101'::bit varying::citext = '101'::bit varying::text AS t;
SELECT '101'::citext::bit varying = '101'::text::bit varying AS t;
SELECT 'a fat cat'::tsvector::citext = '''a'' ''cat'' ''fat''' AS t;
SELECT 'a fat cat'::citext::tsvector = 'a fat cat'::tsvector AS t;
SELECT 'fat & rat'::tsquery::citext = '''fat'' & ''rat''' AS t;
SELECT 'fat & rat'::citext::tsquery = 'fat & rat'::tsquery AS t;
SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid::citext = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11' AS t;
SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext::uuid = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid AS t;
CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
SELECT 'sad'::mood::citext = 'sad' AS t;
SELECT 'sad'::citext::mood = 'sad'::mood AS t;
-- Assignment casts.
CREATE TABLE caster (
citext citext,
text text,
varchar varchar,
bpchar bpchar,
name name,
bytea bytea,
boolean boolean,
float4 float4,
float8 float8,
numeric numeric,
int8 int8,
int4 int4,
int2 int2,
cidr cidr,
inet inet,
macaddr macaddr,
xml xml,
money money,
timestamp timestamp,
timestamptz timestamptz,
interval interval,
date date,
time time,
timetz timetz,
point point,
lseg lseg,
box box,
path path,
polygon polygon,
circle circle,
bit bit,
bitv bit varying,
tsvector tsvector,
tsquery tsquery,
uuid uuid
);
INSERT INTO caster (text) VALUES ('foo'::citext);
INSERT INTO caster (citext) VALUES ('foo'::text);
INSERT INTO caster (varchar) VALUES ('foo'::text);
INSERT INTO caster (text) VALUES ('foo'::varchar);
INSERT INTO caster (varchar) VALUES ('foo'::citext);
INSERT INTO caster (citext) VALUES ('foo'::varchar);
INSERT INTO caster (bpchar) VALUES ('foo'::text);
INSERT INTO caster (text) VALUES ('foo'::bpchar);
INSERT INTO caster (bpchar) VALUES ('foo'::citext);
INSERT INTO caster (citext) VALUES ('foo'::bpchar);
INSERT INTO caster (name) VALUES ('foo'::text);
INSERT INTO caster (text) VALUES ('foo'::name);
INSERT INTO caster (name) VALUES ('foo'::citext);
INSERT INTO caster (citext) VALUES ('foo'::name);
-- Cannot cast to bytea on assignment.
INSERT INTO caster (bytea) VALUES ('foo'::text);
INSERT INTO caster (text) VALUES ('foo'::bytea);
INSERT INTO caster (bytea) VALUES ('foo'::citext);
INSERT INTO caster (citext) VALUES ('foo'::bytea);
-- Cannot cast to boolean on assignment.
INSERT INTO caster (boolean) VALUES ('t'::text);
INSERT INTO caster (text) VALUES ('t'::boolean);
INSERT INTO caster (boolean) VALUES ('t'::citext);
INSERT INTO caster (citext) VALUES ('t'::boolean);
-- Cannot cast to float8 on assignment.
INSERT INTO caster (float8) VALUES ('12.42'::text);
INSERT INTO caster (text) VALUES ('12.42'::float8);
INSERT INTO caster (float8) VALUES ('12.42'::citext);
INSERT INTO caster (citext) VALUES ('12.42'::float8);
-- Cannot cast to float4 on assignment.
INSERT INTO caster (float4) VALUES ('12.42'::text);
INSERT INTO caster (text) VALUES ('12.42'::float4);
INSERT INTO caster (float4) VALUES ('12.42'::citext);
INSERT INTO caster (citext) VALUES ('12.42'::float4);
-- Cannot cast to numeric on assignment.
INSERT INTO caster (numeric) VALUES ('12.42'::text);
INSERT INTO caster (text) VALUES ('12.42'::numeric);
INSERT INTO caster (numeric) VALUES ('12.42'::citext);
INSERT INTO caster (citext) VALUES ('12.42'::numeric);
-- Cannot cast to int8 on assignment.
INSERT INTO caster (int8) VALUES ('12'::text);
INSERT INTO caster (text) VALUES ('12'::int8);
INSERT INTO caster (int8) VALUES ('12'::citext);
INSERT INTO caster (citext) VALUES ('12'::int8);
-- Cannot cast to int4 on assignment.
INSERT INTO caster (int4) VALUES ('12'::text);
INSERT INTO caster (text) VALUES ('12'::int4);
INSERT INTO caster (int4) VALUES ('12'::citext);
INSERT INTO caster (citext) VALUES ('12'::int4);
-- Cannot cast to int2 on assignment.
INSERT INTO caster (int2) VALUES ('12'::text);
INSERT INTO caster (text) VALUES ('12'::int2);
INSERT INTO caster (int2) VALUES ('12'::citext);
INSERT INTO caster (citext) VALUES ('12'::int2);
-- Cannot cast to cidr on assignment.
INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::text);
INSERT INTO caster (text) VALUES ('192.168.100.128/25'::cidr);
INSERT INTO caster (cidr) VALUES ('192.168.100.128/25'::citext);
INSERT INTO caster (citext) VALUES ('192.168.100.128/25'::cidr);
-- Cannot cast to inet on assignment.
INSERT INTO caster (inet) VALUES ('192.168.100.128'::text);
INSERT INTO caster (text) VALUES ('192.168.100.128'::inet);
INSERT INTO caster (inet) VALUES ('192.168.100.128'::citext);
INSERT INTO caster (citext) VALUES ('192.168.100.128'::inet);
-- Cannot cast to macaddr on assignment.
INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::text);
INSERT INTO caster (text) VALUES ('08:00:2b:01:02:03'::macaddr);
INSERT INTO caster (macaddr) VALUES ('08:00:2b:01:02:03'::citext);
INSERT INTO caster (citext) VALUES ('08:00:2b:01:02:03'::macaddr);
-- Cannot cast to xml on assignment.
INSERT INTO caster (xml) VALUES ('<p>foo</p>'::text);
INSERT INTO caster (text) VALUES ('<p>foo</p>'::xml);
INSERT INTO caster (xml) VALUES ('<p>foo</p>'::citext);
INSERT INTO caster (citext) VALUES ('<p>foo</p>'::xml);
-- Cannot cast to money on assignment.
INSERT INTO caster (money) VALUES ('12'::text);
INSERT INTO caster (text) VALUES ('12'::money);
INSERT INTO caster (money) VALUES ('12'::citext);
INSERT INTO caster (citext) VALUES ('12'::money);
-- Cannot cast to timestamp on assignment.
INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::text);
INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamp);
INSERT INTO caster (timestamp) VALUES ('1999-01-08 04:05:06'::citext);
INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamp);
-- Cannot cast to timestamptz on assignment.
INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::text);
INSERT INTO caster (text) VALUES ('1999-01-08 04:05:06'::timestamptz);
INSERT INTO caster (timestamptz) VALUES ('1999-01-08 04:05:06'::citext);
INSERT INTO caster (citext) VALUES ('1999-01-08 04:05:06'::timestamptz);
-- Cannot cast to interval on assignment.
INSERT INTO caster (interval) VALUES ('1 hour'::text);
INSERT INTO caster (text) VALUES ('1 hour'::interval);
INSERT INTO caster (interval) VALUES ('1 hour'::citext);
INSERT INTO caster (citext) VALUES ('1 hour'::interval);
-- Cannot cast to date on assignment.
INSERT INTO caster (date) VALUES ('1999-01-08'::text);
INSERT INTO caster (text) VALUES ('1999-01-08'::date);
INSERT INTO caster (date) VALUES ('1999-01-08'::citext);
INSERT INTO caster (citext) VALUES ('1999-01-08'::date);
-- Cannot cast to time on assignment.
INSERT INTO caster (time) VALUES ('04:05:06'::text);
INSERT INTO caster (text) VALUES ('04:05:06'::time);
INSERT INTO caster (time) VALUES ('04:05:06'::citext);
INSERT INTO caster (citext) VALUES ('04:05:06'::time);
-- Cannot cast to timetz on assignment.
INSERT INTO caster (timetz) VALUES ('04:05:06'::text);
INSERT INTO caster (text) VALUES ('04:05:06'::timetz);
INSERT INTO caster (timetz) VALUES ('04:05:06'::citext);
INSERT INTO caster (citext) VALUES ('04:05:06'::timetz);
-- Cannot cast to point on assignment.
INSERT INTO caster (point) VALUES ('( 1 , 1)'::text);
INSERT INTO caster (text) VALUES ('( 1 , 1)'::point);
INSERT INTO caster (point) VALUES ('( 1 , 1)'::citext);
INSERT INTO caster (citext) VALUES ('( 1 , 1)'::point);
-- Cannot cast to lseg on assignment.
INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::text);
INSERT INTO caster (text) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
INSERT INTO caster (lseg) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::citext);
INSERT INTO caster (citext) VALUES ('( 1 , 1 ) , ( 2 , 2 )'::lseg);
-- Cannot cast to box on assignment.
INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::text);
INSERT INTO caster (text) VALUES ('(0,0),(1,1)'::box);
INSERT INTO caster (box) VALUES ('(0,0),(1,1)'::citext);
INSERT INTO caster (citext) VALUES ('(0,0),(1,1)'::box);
-- Cannot cast to path on assignment.
INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::text);
INSERT INTO caster (text) VALUES ('((0,0),(1,1),(2,0))'::path);
INSERT INTO caster (path) VALUES ('((0,0),(1,1),(2,0))'::citext);
INSERT INTO caster (citext) VALUES ('((0,0),(1,1),(2,0))'::path);
-- Cannot cast to polygon on assignment.
INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::text);
INSERT INTO caster (text) VALUES ('((0,0),(1,1))'::polygon);
INSERT INTO caster (polygon) VALUES ('((0,0),(1,1))'::citext);
INSERT INTO caster (citext) VALUES ('((0,0),(1,1))'::polygon);
-- Cannot cast to circle on assignment.
INSERT INTO caster (circle) VALUES ('((0,0),2)'::text);
INSERT INTO caster (text) VALUES ('((0,0),2)'::circle);
INSERT INTO caster (circle) VALUES ('((0,0),2)'::citext);
INSERT INTO caster (citext) VALUES ('((0,0),2)'::circle);
-- Cannot cast to bit on assignment.
INSERT INTO caster (bit) VALUES ('101'::text);
INSERT INTO caster (text) VALUES ('101'::bit);
INSERT INTO caster (bit) VALUES ('101'::citext);
INSERT INTO caster (citext) VALUES ('101'::bit);
-- Cannot cast to bit varying on assignment.
INSERT INTO caster (bitv) VALUES ('101'::text);
INSERT INTO caster (text) VALUES ('101'::bit varying);
INSERT INTO caster (bitv) VALUES ('101'::citext);
INSERT INTO caster (citext) VALUES ('101'::bit varying);
-- Cannot cast to tsvector on assignment.
INSERT INTO caster (tsvector) VALUES ('the fat cat'::text);
INSERT INTO caster (text) VALUES ('the fat cat'::tsvector);
INSERT INTO caster (tsvector) VALUES ('the fat cat'::citext);
INSERT INTO caster (citext) VALUES ('the fat cat'::tsvector);
-- Cannot cast to tsquery on assignment.
INSERT INTO caster (tsquery) VALUES ('fat & rat'::text);
INSERT INTO caster (text) VALUES ('fat & rat'::tsquery);
INSERT INTO caster (tsquery) VALUES ('fat & rat'::citext);
INSERT INTO caster (citext) VALUES ('fat & rat'::tsquery);
-- Cannot cast to uuid on assignment.
INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::text);
INSERT INTO caster (text) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
INSERT INTO caster (uuid) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext);
INSERT INTO caster (citext) VALUES ('a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid);
-- Table 9-5. SQL String Functions and Operators
SELECT 'D'::citext || 'avid'::citext = 'David'::citext AS citext_concat;
SELECT 'Value: '::citext || 42 = 'Value: 42' AS text_concat;
@ -246,12 +595,51 @@ SELECT quote_ident( name ) = quote_ident( name::text ) AS t FROM srt;
SELECT quote_literal( name ) = quote_literal( name::text ) AS t FROM srt;
SELECT regexp_matches('foobarbequebaz'::citext, '(bar)(beque)') = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext) = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)', '') = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_matches('foobarbequebaz', '(BAR)(BEQUE)'::citext, '') = ARRAY[ 'bar', 'beque' ] AS t;
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, ''::citext) = ARRAY[ 'bar', 'beque' ] AS t;
-- c forces case-sensitive
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)'::citext, 'c'::citext) = ARRAY[ 'bar', 'beque' ] AS "null";
SELECT regexp_replace('Thomas'::citext, '.[mN]a.', 'M') = 'ThM' AS t;
SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'ThM' AS t;
SELECT regexp_replace('Thomas', '.[MN]A.'::citext, 'M') = 'ThM' AS t;
SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M') = 'ThM' AS t;
-- c forces case-sensitive
SELECT regexp_replace('Thomas'::citext, '.[MN]A.'::citext, 'M', 'c') = 'Thomas' AS t;
SELECT regexp_split_to_array('hello world'::citext, E'\\s+') = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld', 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext) = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld'::citext, 't', 's') = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld', 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 's') = ARRAY[ 'hello', 'world' ] AS t;
-- c forces case-sensitive
SELECT regexp_split_to_array('helloTworld'::citext, 't'::citext, 'c') = ARRAY[ 'helloTworld' ] AS t;
SELECT regexp_split_to_table('hello world'::citext, E'\\s+') AS words;
SELECT regexp_split_to_table('helloTworld'::citext, 't') AS words;
SELECT regexp_split_to_table('helloTworld', 't'::citext) AS words;
SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext) AS words;
-- c forces case-sensitive
SELECT regexp_split_to_table('helloTworld'::citext, 't'::citext, 'c') AS word;
SELECT repeat('Pg'::citext, 4) = 'PgPgPgPg' AS t;
SELECT replace('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
SELECT replace('ab^is$abcdef'::citext, '^is$', 'XX') = 'abXXabcdef' AS t;
SELECT replace('abcdefabcdef', 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
SELECT replace('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
SELECT replace('ab^is$abcdef', '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
SELECT replace('abcdefabcdef'::citext, 'cd'::citext, 'XX') = 'abXXefabXXef' AS t;
SELECT replace('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
SELECT replace('ab^is$abcdef'::citext, '^is$'::citext, 'XX') = 'abXXabcdef' AS t;
SELECT rpad('hi'::citext, 5 ) = 'hi ' AS t;
SELECT rpad('hi'::citext, 5, 'xy'::citext) = 'hixyx' AS t;
@ -264,22 +652,24 @@ SELECT rtrim('trimxxxx'::text, 'x'::citext) = 'trim' AS t;
SELECT rtrim('trimxxxx'::text, 'x'::text ) = 'trim' AS t;
SELECT split_part('abc~@~def~@~ghi'::citext, '~@~', 2) = 'def' AS t;
SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS t;
SELECT split_part('abcTdefTghi'::citext, 't'::citext, 2) = 'def' AS t;
SELECT split_part('abcTdefTghi', 't'::citext, 2) = 'def' AS t;
SELECT strpos('high'::citext, 'ig' ) = 2 AS t;
SELECT strpos('high', 'ig'::citext) = 2 AS t;
SELECT strpos('high'::citext, 'ig'::citext) = 2 AS t;
SELECT strpos('high'::citext, 'IG' ) = 2 AS t;
SELECT strpos('high', 'IG'::citext) = 2 AS t;
SELECT strpos('high'::citext, 'IG'::citext) = 2 AS t;
-- to_ascii() does not support UTF-8.
-- to_hex() takes a numeric argument.
SELECT substr('alphabet', 3, 2) = 'ph' AS t;
SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
-- TODO These functions should work case-insensitively, but don't.
SELECT regexp_matches('foobarbequebaz'::citext, '(BAR)(BEQUE)') = ARRAY[ 'bar', 'beque' ] AS "t TODO";
SELECT regexp_replace('Thomas'::citext, '.[MN]A.', 'M') = 'THM' AS "t TODO";
SELECT regexp_split_to_array('helloTworld'::citext, 't') = ARRAY[ 'hello', 'world' ] AS "t TODO";
SELECT regexp_split_to_table('helloTworld'::citext, 't') AS "words TODO";
SELECT replace('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
SELECT split_part('abcTdefTghi'::citext, 't', 2) = 'def' AS "t TODO";
SELECT strpos('high'::citext, 'IG'::citext) = 2 AS "t TODO";
SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS "t TODO";
SELECT translate('abcdefabcdef'::citext, 'cd', 'XX') = 'abXXefabXXef' AS t;
SELECT translate('abcdefabcdef'::citext, 'CD', 'XX') = 'abXXefabXXef' AS t;
SELECT translate('abcdefabcdef'::citext, 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
SELECT translate('abcdefabcdef', 'CD'::citext, 'XX') = 'abXXefabXXef' AS t;
-- Table 9-20. Formatting Functions
SELECT to_date('05 Dec 2000'::citext, 'DD Mon YYYY'::citext)
@ -321,8 +711,4 @@ VALUES ( to_char( now()::timestamp, 'HH12:MI:SS') ),
SELECT COUNT(*) = 19::bigint AS t FROM try;
SELECT like_escape( name, '' ) = like_escape( name::text, '' ) AS t FROM srt;
SELECT like_escape( name::text, ''::citext ) =like_escape( name::text, '' ) AS t FROM srt;
--- citext should work as source or destination of I/O conversion casts
SELECT cidr( '192.168.1.2'::citext ) = cidr( '192.168.1.2'::text ) AS "t";
SELECT '192.168.1.2'::cidr::citext = '192.168.1.2'::cidr::text AS "t";
SELECT like_escape( name::text, ''::citext ) = like_escape( name::text, '' ) AS t FROM srt;

18
contrib/citext/uninstall_citext.sql
View File

@ -1,4 +1,4 @@
/* $PostgreSQL: pgsql/contrib/citext/uninstall_citext.sql,v 1.2 2008/07/30 17:08:52 tgl Exp $ */
/* $PostgreSQL: pgsql/contrib/citext/uninstall_citext.sql,v 1.3 2008/09/05 18:25:16 tgl Exp $ */
-- Adjust this setting to control where the objects get dropped.
SET search_path = public;
@ -40,8 +40,12 @@ DROP CAST (citext AS bpchar);
DROP CAST (text AS citext);
DROP CAST (varchar AS citext);
DROP CAST (bpchar AS citext);
DROP CAST (boolean AS citext);
DROP CAST (inet AS citext);
DROP FUNCTION citext(bpchar);
DROP FUNCTION citext(boolean);
DROP FUNCTION citext(inet);
DROP FUNCTION citext_eq(citext, citext);
DROP FUNCTION citext_ne(citext, citext);
DROP FUNCTION citext_lt(citext, citext);
@ -60,5 +64,17 @@ DROP FUNCTION texticlike(citext, text);
DROP FUNCTION texticnlike(citext, text);
DROP FUNCTION texticregexeq(citext, text);
DROP FUNCTION texticregexne(citext, text);
DROP FUNCTION regexp_matches( citext, citext );
DROP FUNCTION regexp_matches( citext, citext, text );
DROP FUNCTION regexp_replace( citext, citext, text );
DROP FUNCTION regexp_replace( citext, citext, text, text );
DROP FUNCTION regexp_split_to_array( citext, citext );
DROP FUNCTION regexp_split_to_array( citext, citext, text );
DROP FUNCTION regexp_split_to_table( citext, citext );
DROP FUNCTION regexp_split_to_table( citext, citext, text );
DROP FUNCTION strpos( citext, citext );
DROP FUNCTION replace( citext, citext, citext );
DROP FUNCTION split_part( citext, citext, int );
DROP FUNCTION translate( citext, citext, text );
DROP TYPE citext CASCADE;