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629b3af27d
This isn't fully tested as yet, in particular I'm not sure that the "foo--unpackaged--1.0.sql" scripts are OK. But it's time to get some buildfarm cycles on it. sepgsql is not converted to an extension, mainly because it seems to require a very nonstandard installation process. Dimitri Fontaine and Tom Lane
712 lines
32 KiB
SQL
712 lines
32 KiB
SQL
--
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-- Test citext datatype
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--
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CREATE EXTENSION citext;
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-- Test the operators and indexing functions
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-- Test = and <>.
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SELECT 'a'::citext = 'a'::citext AS t;
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SELECT 'a'::citext = 'A'::citext AS t;
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SELECT 'a'::citext = 'A'::text AS f; -- text wins the discussion
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SELECT 'a'::citext = 'b'::citext AS f;
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SELECT 'a'::citext = 'ab'::citext AS f;
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SELECT 'a'::citext <> 'ab'::citext AS t;
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-- Multibyte sanity tests. Uncomment to run.
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-- SELECT 'À'::citext = 'À'::citext AS t;
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-- SELECT 'À'::citext = 'à'::citext AS t;
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-- SELECT 'À'::text = 'à'::text AS f; -- text wins.
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-- SELECT 'À'::citext <> 'B'::citext AS t;
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-- Test combining characters making up canonically equivalent strings.
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-- SELECT 'Ä'::text <> 'Ä'::text AS t;
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-- SELECT 'Ä'::citext <> 'Ä'::citext AS t;
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-- Test the Turkish dotted I. The lowercase is a single byte while the
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-- uppercase is multibyte. This is why the comparison code can't be optimized
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-- to compare string lengths.
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-- SELECT 'i'::citext = 'İ'::citext AS t;
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-- Regression.
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-- SELECT 'láska'::citext <> 'laská'::citext AS t;
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-- SELECT 'Ask Bjørn Hansen'::citext = 'Ask Bjørn Hansen'::citext AS t;
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-- SELECT 'Ask Bjørn Hansen'::citext = 'ASK BJØRN HANSEN'::citext AS t;
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-- SELECT 'Ask Bjørn Hansen'::citext <> 'Ask Bjorn Hansen'::citext AS t;
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-- SELECT 'Ask Bjørn Hansen'::citext <> 'ASK BJORN HANSEN'::citext AS t;
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-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjørn Hansen'::citext) AS zero;
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-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ask bjørn hansen'::citext) AS zero;
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-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'ASK BJØRN HANSEN'::citext) AS zero;
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-- SELECT citext_cmp('Ask Bjørn Hansen'::citext, 'Ask Bjorn Hansen'::citext) AS positive;
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-- SELECT citext_cmp('Ask Bjorn Hansen'::citext, 'Ask Bjørn Hansen'::citext) AS negative;
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-- Test > and >=
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SELECT 'B'::citext > 'a'::citext AS t;
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SELECT 'b'::citext > 'A'::citext AS t;
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SELECT 'B'::citext > 'b'::citext AS f;
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SELECT 'B'::citext >= 'b'::citext AS t;
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-- Test < and <=
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SELECT 'a'::citext < 'B'::citext AS t;
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SELECT 'a'::citext <= 'B'::citext AS t;
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-- Test implicit casting. citext casts to text, but not vice-versa.
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SELECT 'a'::citext = 'a'::text AS t;
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SELECT 'A'::text <> 'a'::citext AS t;
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SELECT 'B'::citext < 'a'::text AS t; -- text wins.
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SELECT 'B'::citext <= 'a'::text AS t; -- text wins.
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SELECT 'a'::citext > 'B'::text AS t; -- text wins.
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SELECT 'a'::citext >= 'B'::text AS t; -- text wins.
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-- Test implicit casting. citext casts to varchar, but not vice-versa.
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SELECT 'a'::citext = 'a'::varchar AS t;
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SELECT 'A'::varchar <> 'a'::citext AS t;
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SELECT 'B'::citext < 'a'::varchar AS t; -- varchar wins.
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SELECT 'B'::citext <= 'a'::varchar AS t; -- varchar wins.
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SELECT 'a'::citext > 'B'::varchar AS t; -- varchar wins.
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SELECT 'a'::citext >= 'B'::varchar AS t; -- varchar wins.
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-- A couple of longer examlpes to ensure that we don't get any issues with bad
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-- conversions to char[] in the c code. Yes, I did do this.
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SELECT 'aardvark'::citext = 'aardvark'::citext AS t;
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SELECT 'aardvark'::citext = 'aardVark'::citext AS t;
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-- Check the citext_cmp() function explicitly.
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SELECT citext_cmp('aardvark'::citext, 'aardvark'::citext) AS zero;
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SELECT citext_cmp('aardvark'::citext, 'aardVark'::citext) AS zero;
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SELECT citext_cmp('AARDVARK'::citext, 'AARDVARK'::citext) AS zero;
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SELECT citext_cmp('B'::citext, 'a'::citext) > 0 AS true;
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-- Do some tests using a table and index.
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CREATE TEMP TABLE try (
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name citext PRIMARY KEY
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);
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INSERT INTO try (name)
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VALUES ('a'), ('ab'), ('â'), ('aba'), ('b'), ('ba'), ('bab'), ('AZ');
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SELECT name, 'a' = name AS eq_a FROM try WHERE name <> 'â';
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SELECT name, 'a' = name AS t FROM try where name = 'a';
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SELECT name, 'A' = name AS "eq_A" FROM try WHERE name <> 'â';
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SELECT name, 'A' = name AS t FROM try where name = 'A';
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SELECT name, 'A' = name AS t FROM try where name = 'A';
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-- expected failures on duplicate key
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INSERT INTO try (name) VALUES ('a');
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INSERT INTO try (name) VALUES ('A');
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INSERT INTO try (name) VALUES ('aB');
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-- Make sure that citext_smaller() and citext_lager() work properly.
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SELECT citext_smaller( 'aa'::citext, 'ab'::citext ) = 'aa' AS t;
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SELECT citext_smaller( 'AAAA'::citext, 'bbbb'::citext ) = 'AAAA' AS t;
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SELECT citext_smaller( 'aardvark'::citext, 'Aaba'::citext ) = 'Aaba' AS t;
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SELECT citext_smaller( 'aardvark'::citext, 'AARDVARK'::citext ) = 'AARDVARK' AS t;
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SELECT citext_larger( 'aa'::citext, 'ab'::citext ) = 'ab' AS t;
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SELECT citext_larger( 'AAAA'::citext, 'bbbb'::citext ) = 'bbbb' AS t;
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SELECT citext_larger( 'aardvark'::citext, 'Aaba'::citext ) = 'aardvark' AS t;
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-- Test aggregate functions and sort ordering
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CREATE TEMP TABLE srt (
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name CITEXT
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);
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INSERT INTO srt (name)
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VALUES ('aardvark'),
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('AAA'),
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('aba'),
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('ABC'),
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('abd');
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-- Check the min() and max() aggregates, with and without index.
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set enable_seqscan = off;
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SELECT MIN(name) AS "AAA" FROM srt;
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SELECT MAX(name) AS abd FROM srt;
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reset enable_seqscan;
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set enable_indexscan = off;
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SELECT MIN(name) AS "AAA" FROM srt;
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SELECT MAX(name) AS abd FROM srt;
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reset enable_indexscan;
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-- Check sorting likewise
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set enable_seqscan = off;
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SELECT name FROM srt ORDER BY name;
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reset enable_seqscan;
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set enable_indexscan = off;
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SELECT name FROM srt ORDER BY name;
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reset enable_indexscan;
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-- Test assignment casts.
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SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::text;
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SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::varchar;
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SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::bpchar;
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SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA';
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SELECT LOWER(name) as aaa FROM srt WHERE name = 'AAA'::citext;
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-- LIKE should be case-insensitive
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SELECT name FROM srt WHERE name LIKE '%a%' ORDER BY name;
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SELECT name FROM srt WHERE name NOT LIKE '%b%' ORDER BY name;
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SELECT name FROM srt WHERE name LIKE '%A%' ORDER BY name;
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SELECT name FROM srt WHERE name NOT LIKE '%B%' ORDER BY name;
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-- ~~ should be case-insensitive
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SELECT name FROM srt WHERE name ~~ '%a%' ORDER BY name;
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SELECT name FROM srt WHERE name !~~ '%b%' ORDER BY name;
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SELECT name FROM srt WHERE name ~~ '%A%' ORDER BY name;
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SELECT name FROM srt WHERE name !~~ '%B%' ORDER BY name;
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-- ~ should be case-insensitive
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SELECT name FROM srt WHERE name ~ '^a' ORDER BY name;
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SELECT name FROM srt WHERE name !~ 'a$' ORDER BY name;
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SELECT name FROM srt WHERE name ~ '^A' ORDER BY name;
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SELECT name FROM srt WHERE name !~ 'A$' ORDER BY name;
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-- SIMILAR TO should be case-insensitive.
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SELECT name FROM srt WHERE name SIMILAR TO '%a.*';
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SELECT name FROM srt WHERE name SIMILAR TO '%A.*';
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-- Explicit casts.
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SELECT true::citext = 'true' AS t;
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SELECT 'true'::citext::boolean = true AS t;
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SELECT 4::citext = '4' AS t;
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SELECT 4::int4::citext = '4' AS t;
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SELECT '4'::citext::int4 = 4 AS t;
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SELECT 4::integer::citext = '4' AS t;
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SELECT '4'::citext::integer = 4 AS t;
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SELECT 4::int8::citext = '4' AS t;
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SELECT '4'::citext::int8 = 4 AS t;
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SELECT 4::bigint::citext = '4' AS t;
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SELECT '4'::citext::bigint = 4 AS t;
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SELECT 4::int2::citext = '4' AS t;
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SELECT '4'::citext::int2 = 4 AS t;
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SELECT 4::smallint::citext = '4' AS t;
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SELECT '4'::citext::smallint = 4 AS t;
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SELECT 4.0::numeric = '4.0' AS t;
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SELECT '4.0'::citext::numeric = 4.0 AS t;
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SELECT 4.0::decimal = '4.0' AS t;
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SELECT '4.0'::citext::decimal = 4.0 AS t;
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SELECT 4.0::real = '4.0' AS t;
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SELECT '4.0'::citext::real = 4.0 AS t;
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SELECT 4.0::float4 = '4.0' AS t;
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SELECT '4.0'::citext::float4 = 4.0 AS t;
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SELECT 4.0::double precision = '4.0' AS t;
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SELECT '4.0'::citext::double precision = 4.0 AS t;
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SELECT 4.0::float8 = '4.0' AS t;
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SELECT '4.0'::citext::float8 = 4.0 AS t;
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SELECT 'foo'::name::citext = 'foo' AS t;
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SELECT 'foo'::citext::name = 'foo'::name AS t;
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SELECT 'f'::char::citext = 'f' AS t;
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SELECT 'f'::citext::char = 'f'::char AS t;
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SELECT 'f'::"char"::citext = 'f' AS t;
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SELECT 'f'::citext::"char" = 'f'::"char" AS t;
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SELECT '100'::money::citext = '$100.00' AS t;
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SELECT '100'::citext::money = '100'::money AS t;
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SELECT 'a'::char::citext = 'a' AS t;
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SELECT 'a'::citext::char = 'a'::char AS t;
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SELECT 'foo'::varchar::citext = 'foo' AS t;
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SELECT 'foo'::citext::varchar = 'foo'::varchar AS t;
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SELECT 'foo'::text::citext = 'foo' AS t;
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SELECT 'foo'::citext::text = 'foo'::text AS t;
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SELECT '192.168.100.128/25'::cidr::citext = '192.168.100.128/25' AS t;
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SELECT '192.168.100.128/25'::citext::cidr = '192.168.100.128/25'::cidr AS t;
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SELECT '192.168.100.128'::inet::citext = '192.168.100.128/32' AS t;
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SELECT '192.168.100.128'::citext::inet = '192.168.100.128'::inet AS t;
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SELECT '08:00:2b:01:02:03'::macaddr::citext = '08:00:2b:01:02:03' AS t;
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SELECT '08:00:2b:01:02:03'::citext::macaddr = '08:00:2b:01:02:03'::macaddr AS t;
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SELECT '1999-01-08 04:05:06'::timestamp::citext = '1999-01-08 04:05:06'::timestamp::text AS t;
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SELECT '1999-01-08 04:05:06'::citext::timestamp = '1999-01-08 04:05:06'::timestamp AS t;
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SELECT '1999-01-08 04:05:06'::timestamptz::citext = '1999-01-08 04:05:06'::timestamptz::text AS t;
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SELECT '1999-01-08 04:05:06'::citext::timestamptz = '1999-01-08 04:05:06'::timestamptz AS t;
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SELECT '1 hour'::interval::citext = '1 hour'::interval::text AS t;
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SELECT '1 hour'::citext::interval = '1 hour'::interval AS t;
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SELECT '1999-01-08'::date::citext = '1999-01-08'::date::text AS t;
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SELECT '1999-01-08'::citext::date = '1999-01-08'::date AS t;
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SELECT '04:05:06'::time::citext = '04:05:06' AS t;
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SELECT '04:05:06'::citext::time = '04:05:06'::time AS t;
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SELECT '04:05:06'::timetz::citext = '04:05:06'::timetz::text AS t;
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SELECT '04:05:06'::citext::timetz = '04:05:06'::timetz AS t;
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SELECT '( 1 , 1)'::point::citext = '(1,1)' AS t;
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SELECT '( 1 , 1)'::citext::point ~= '(1,1)'::point AS t;
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SELECT '( 1 , 1 ) , ( 2 , 2 )'::lseg::citext = '[(1,1),(2,2)]' AS t;
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SELECT '( 1 , 1 ) , ( 2 , 2 )'::citext::lseg = '[(1,1),(2,2)]'::lseg AS t;
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SELECT '( 0 , 0 ) , ( 1 , 1 )'::box::citext = '(0,0),(1,1)'::box::text AS t;
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SELECT '( 0 , 0 ) , ( 1 , 1 )'::citext::box ~= '(0,0),(1,1)'::text::box AS t;
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SELECT '((0,0),(1,1),(2,0))'::path::citext = '((0,0),(1,1),(2,0))' AS t;
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SELECT '((0,0),(1,1),(2,0))'::citext::path = '((0,0),(1,1),(2,0))'::path AS t;
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SELECT '((0,0),(1,1))'::polygon::citext = '((0,0),(1,1))' AS t;
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SELECT '((0,0),(1,1))'::citext::polygon ~= '((0,0),(1,1))'::polygon AS t;
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SELECT '((0,0),2)'::circle::citext = '((0,0),2)'::circle::text AS t;
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SELECT '((0,0),2)'::citext::circle ~= '((0,0),2)'::text::circle AS t;
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SELECT '101'::bit::citext = '101'::bit::text AS t;
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SELECT '101'::citext::bit = '101'::text::bit AS t;
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SELECT '101'::bit varying::citext = '101'::bit varying::text AS t;
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SELECT '101'::citext::bit varying = '101'::text::bit varying AS t;
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SELECT 'a fat cat'::tsvector::citext = '''a'' ''cat'' ''fat''' AS t;
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SELECT 'a fat cat'::citext::tsvector = 'a fat cat'::tsvector AS t;
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SELECT 'fat & rat'::tsquery::citext = '''fat'' & ''rat''' AS t;
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SELECT 'fat & rat'::citext::tsquery = 'fat & rat'::tsquery AS t;
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SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid::citext = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11' AS t;
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SELECT 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::citext::uuid = 'a0eebc99-9c0b-4ef8-bb6d-6bb9bd380a11'::uuid AS t;
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CREATE TYPE mood AS ENUM ('sad', 'ok', 'happy');
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SELECT 'sad'::mood::citext = 'sad' AS t;
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SELECT 'sad'::citext::mood = 'sad'::mood AS t;
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-- Assignment casts.
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CREATE TABLE caster (
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citext citext,
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text text,
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varchar varchar,
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bpchar bpchar,
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char char,
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chr "char",
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name name,
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bytea bytea,
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boolean boolean,
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float4 float4,
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float8 float8,
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numeric numeric,
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int8 int8,
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int4 int4,
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int2 int2,
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cidr cidr,
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inet inet,
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macaddr macaddr,
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money money,
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timestamp timestamp,
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timestamptz timestamptz,
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interval interval,
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date date,
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time time,
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timetz timetz,
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point point,
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lseg lseg,
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box box,
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path path,
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polygon polygon,
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circle circle,
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bit bit,
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bitv bit varying,
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tsvector tsvector,
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tsquery tsquery,
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uuid uuid
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);
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INSERT INTO caster (text) VALUES ('foo'::citext);
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INSERT INTO caster (citext) VALUES ('foo'::text);
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INSERT INTO caster (varchar) VALUES ('foo'::text);
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INSERT INTO caster (text) VALUES ('foo'::varchar);
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INSERT INTO caster (varchar) VALUES ('foo'::citext);
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INSERT INTO caster (citext) VALUES ('foo'::varchar);
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INSERT INTO caster (bpchar) VALUES ('foo'::text);
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INSERT INTO caster (text) VALUES ('foo'::bpchar);
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INSERT INTO caster (bpchar) VALUES ('foo'::citext);
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INSERT INTO caster (citext) VALUES ('foo'::bpchar);
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INSERT INTO caster (char) VALUES ('f'::text);
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INSERT INTO caster (text) VALUES ('f'::char);
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INSERT INTO caster (char) VALUES ('f'::citext);
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INSERT INTO caster (citext) VALUES ('f'::char);
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INSERT INTO caster (chr) VALUES ('f'::text);
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INSERT INTO caster (text) VALUES ('f'::"char");
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INSERT INTO caster (chr) VALUES ('f'::citext);
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INSERT INTO caster (citext) VALUES ('f'::"char");
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INSERT INTO caster (name) VALUES ('foo'::text);
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INSERT INTO caster (text) VALUES ('foo'::name);
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INSERT INTO caster (name) VALUES ('foo'::citext);
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INSERT INTO caster (citext) VALUES ('foo'::name);
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-- Cannot cast to bytea on assignment.
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INSERT INTO caster (bytea) VALUES ('foo'::text);
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INSERT INTO caster (text) VALUES ('foo'::bytea);
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INSERT INTO caster (bytea) VALUES ('foo'::citext);
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INSERT INTO caster (citext) VALUES ('foo'::bytea);
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-- Cannot cast to boolean on assignment.
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INSERT INTO caster (boolean) VALUES ('t'::text);
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INSERT INTO caster (text) VALUES ('t'::boolean);
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INSERT INTO caster (boolean) VALUES ('t'::citext);
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INSERT INTO caster (citext) VALUES ('t'::boolean);
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-- Cannot cast to float8 on assignment.
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INSERT INTO caster (float8) VALUES ('12.42'::text);
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INSERT INTO caster (text) VALUES ('12.42'::float8);
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INSERT INTO caster (float8) VALUES ('12.42'::citext);
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INSERT INTO caster (citext) VALUES ('12.42'::float8);
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-- Cannot cast to float4 on assignment.
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INSERT INTO caster (float4) VALUES ('12.42'::text);
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INSERT INTO caster (text) VALUES ('12.42'::float4);
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INSERT INTO caster (float4) VALUES ('12.42'::citext);
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INSERT INTO caster (citext) VALUES ('12.42'::float4);
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-- Cannot cast to numeric on assignment.
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INSERT INTO caster (numeric) VALUES ('12.42'::text);
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INSERT INTO caster (text) VALUES ('12.42'::numeric);
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INSERT INTO caster (numeric) VALUES ('12.42'::citext);
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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 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;
|
|
SELECT 42 || ': value'::citext ='42: value' AS int_concat;
|
|
SELECT bit_length('jose'::citext) = 32 AS t;
|
|
SELECT bit_length( name ) = bit_length( name::text ) AS t FROM srt;
|
|
SELECT textlen( name ) = textlen( name::text ) AS t FROM srt;
|
|
SELECT char_length( name ) = char_length( name::text ) AS t FROM srt;
|
|
SELECT lower( name ) = lower( name::text ) AS t FROM srt;
|
|
SELECT octet_length( name ) = octet_length( name::text ) AS t FROM srt;
|
|
SELECT overlay( name placing 'hom' from 2 for 4) = overlay( name::text placing 'hom' from 2 for 4) AS t FROM srt;
|
|
SELECT position( 'a' IN name ) = position( 'a' IN name::text ) AS t FROM srt;
|
|
|
|
SELECT substr('alphabet'::citext, 3) = 'phabet' AS t;
|
|
SELECT substr('alphabet'::citext, 3, 2) = 'ph' AS t;
|
|
|
|
SELECT substring('alphabet'::citext, 3) = 'phabet' AS t;
|
|
SELECT substring('alphabet'::citext, 3, 2) = 'ph' AS t;
|
|
SELECT substring('Thomas'::citext from 2 for 3) = 'hom' AS t;
|
|
SELECT substring('Thomas'::citext from 2) = 'homas' AS t;
|
|
SELECT substring('Thomas'::citext from '...$') = 'mas' AS t;
|
|
SELECT substring('Thomas'::citext from '%#"o_a#"_' for '#') = 'oma' AS t;
|
|
|
|
SELECT trim(' trim '::citext) = 'trim' AS t;
|
|
SELECT trim('xxxxxtrimxxxx'::citext, 'x'::citext) = 'trim' AS t;
|
|
SELECT trim('xxxxxxtrimxxxx'::text, 'x'::citext) = 'trim' AS t;
|
|
SELECT trim('xxxxxtrimxxxx'::text, 'x'::citext) = 'trim' AS t;
|
|
|
|
SELECT upper( name ) = upper( name::text ) AS t FROM srt;
|
|
|
|
-- Table 9-6. Other String Functions.
|
|
SELECT ascii( name ) = ascii( name::text ) AS t FROM srt;
|
|
|
|
SELECT btrim(' trim'::citext ) = 'trim' AS t;
|
|
SELECT btrim('xxxxxtrimxxxx'::citext, 'x'::citext ) = 'trim' AS t;
|
|
SELECT btrim('xyxtrimyyx'::citext, 'xy'::citext) = 'trim' AS t;
|
|
SELECT btrim('xyxtrimyyx'::text, 'xy'::citext) = 'trim' AS t;
|
|
SELECT btrim('xyxtrimyyx'::citext, 'xy'::text ) = 'trim' AS t;
|
|
|
|
-- chr() takes an int and returns text.
|
|
-- convert() and convert_from take bytea and return text.
|
|
|
|
SELECT convert_to( name, 'ISO-8859-1' ) = convert_to( name::text, 'ISO-8859-1' ) AS t FROM srt;
|
|
SELECT decode('MTIzAAE='::citext, 'base64') = decode('MTIzAAE='::text, 'base64') AS t;
|
|
-- encode() takes bytea and returns text.
|
|
SELECT initcap('hi THOMAS'::citext) = initcap('hi THOMAS'::text) AS t;
|
|
SELECT length( name ) = length( name::text ) AS t FROM srt;
|
|
|
|
SELECT lpad('hi'::citext, 5 ) = ' hi' AS t;
|
|
SELECT lpad('hi'::citext, 5, 'xy'::citext) = 'xyxhi' AS t;
|
|
SELECT lpad('hi'::text, 5, 'xy'::citext) = 'xyxhi' AS t;
|
|
SELECT lpad('hi'::citext, 5, 'xy'::text ) = 'xyxhi' AS t;
|
|
|
|
SELECT ltrim(' trim'::citext ) = 'trim' AS t;
|
|
SELECT ltrim('zzzytrim'::citext, 'xyz'::citext) = 'trim' AS t;
|
|
SELECT ltrim('zzzytrim'::text, 'xyz'::citext) = 'trim' AS t;
|
|
SELECT ltrim('zzzytrim'::citext, 'xyz'::text ) = 'trim' AS t;
|
|
|
|
SELECT md5( name ) = md5( name::text ) AS t FROM srt;
|
|
-- pg_client_encoding() takes no args and returns name.
|
|
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_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;
|
|
SELECT rpad('hi'::text, 5, 'xy'::citext) = 'hixyx' AS t;
|
|
SELECT rpad('hi'::citext, 5, 'xy'::text ) = 'hixyx' AS t;
|
|
|
|
SELECT rtrim('trim '::citext ) = 'trim' AS t;
|
|
SELECT rtrim('trimxxxx'::citext, 'x'::citext) = 'trim' AS t;
|
|
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;
|
|
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)
|
|
= to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
SELECT to_date('05 Dec 2000'::citext, 'DD Mon YYYY')
|
|
= to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
SELECT to_date('05 Dec 2000', 'DD Mon YYYY'::citext)
|
|
= to_date('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
|
|
SELECT to_number('12,454.8-'::citext, '99G999D9S'::citext)
|
|
= to_number('12,454.8-', '99G999D9S') AS t;
|
|
SELECT to_number('12,454.8-'::citext, '99G999D9S')
|
|
= to_number('12,454.8-', '99G999D9S') AS t;
|
|
SELECT to_number('12,454.8-', '99G999D9S'::citext)
|
|
= to_number('12,454.8-', '99G999D9S') AS t;
|
|
|
|
SELECT to_timestamp('05 Dec 2000'::citext, 'DD Mon YYYY'::citext)
|
|
= to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
SELECT to_timestamp('05 Dec 2000'::citext, 'DD Mon YYYY')
|
|
= to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
SELECT to_timestamp('05 Dec 2000', 'DD Mon YYYY'::citext)
|
|
= to_timestamp('05 Dec 2000', 'DD Mon YYYY') AS t;
|
|
|
|
-- Try assigning function results to a column.
|
|
SELECT COUNT(*) = 8::bigint AS t FROM try;
|
|
INSERT INTO try
|
|
VALUES ( to_char( now()::timestamp, 'HH12:MI:SS') ),
|
|
( to_char( now() + '1 sec'::interval, 'HH12:MI:SS') ), -- timetamptz
|
|
( to_char( '15h 2m 12s'::interval, 'HH24:MI:SS') ),
|
|
( to_char( current_date, '999') ),
|
|
( to_char( 125::int, '999') ),
|
|
( to_char( 127::int4, '999') ),
|
|
( to_char( 126::int8, '999') ),
|
|
( to_char( 128.8::real, '999D9') ),
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( to_char( 125.7::float4, '999D9') ),
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( to_char( 125.9::float8, '999D9') ),
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( to_char( -125.8::numeric, '999D99S') );
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SELECT COUNT(*) = 19::bigint AS t FROM try;
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SELECT like_escape( name, '' ) = like_escape( name::text, '' ) AS t FROM srt;
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SELECT like_escape( name::text, ''::citext ) = like_escape( name::text, '' ) AS t FROM srt;
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