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MDEV-4425 REGEXP enhancements
This commit is contained in:
Alexander Barkov
722
mysql-test/r/func_regexp_pcre.result
Normal file
722
mysql-test/r/func_regexp_pcre.result
Normal file
@@ -0,0 +1,722 @@
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SET NAMES utf8;
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#
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# MDEV-4425 REGEXP enhancements
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#
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#
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# Checking RLIKE
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#
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SELECT 'à' RLIKE '^.$';
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'à' RLIKE '^.$'
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1
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SELECT 'à' RLIKE '\\x{00E0}';
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'à' RLIKE '\\x{00E0}'
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1
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SELECT 'À' RLIKE '\\x{00E0}';
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'À' RLIKE '\\x{00E0}'
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1
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SELECT 'à' RLIKE '\\x{00C0}';
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'à' RLIKE '\\x{00C0}'
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1
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SELECT 'À' RLIKE '\\x{00C0}';
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'À' RLIKE '\\x{00C0}'
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1
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SELECT 'à' RLIKE '\\x{00E0}' COLLATE utf8_bin;
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'à' RLIKE '\\x{00E0}' COLLATE utf8_bin
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1
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SELECT 'À' RLIKE '\\x{00E0}' COLLATE utf8_bin;
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'À' RLIKE '\\x{00E0}' COLLATE utf8_bin
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0
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SELECT 'à' RLIKE '\\x{00C0}' COLLATE utf8_bin;
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'à' RLIKE '\\x{00C0}' COLLATE utf8_bin
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0
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SELECT 'À' RLIKE '\\x{00C0}' COLLATE utf8_bin;
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'À' RLIKE '\\x{00C0}' COLLATE utf8_bin
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1
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CREATE TABLE t1 (ch VARCHAR(22)) CHARACTER SET utf8;
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CREATE TABLE t2 (class VARCHAR(32)) CHARACTER SET utf8;
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INSERT INTO t1 VALUES ('Я'),('Σ'),('A'),('À');
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INSERT INTO t1 VALUES ('я'),('σ'),('a'),('à');
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INSERT INTO t1 VALUES ('㐗'),('갷'),('ප');
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INSERT INTO t1 VALUES ('1'),('௨');
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INSERT INTO t2 VALUES ('\\p{Cyrillic}'),('\\p{Greek}'),('\\p{Latin}');
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INSERT INTO t2 VALUES ('\\p{Han}'),('\\p{Hangul}');
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INSERT INTO t2 VALUES ('\\p{Sinhala}'), ('\\p{Tamil}');
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INSERT INTO t2 VALUES ('\\p{L}'),('\\p{Ll}'),('\\p{Lu}'),('\\p{L&}');
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INSERT INTO t2 VALUES ('[[:alpha:]]'),('[[:digit:]]');
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SELECT class, ch, ch RLIKE class FROM t1, t2 ORDER BY class, BINARY ch;
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class ch ch RLIKE class
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[[:alpha:]] 1 0
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[[:alpha:]] A 1
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[[:alpha:]] a 1
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[[:alpha:]] À 1
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[[:alpha:]] à 1
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[[:alpha:]] Σ 1
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[[:alpha:]] σ 1
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[[:alpha:]] Я 1
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[[:alpha:]] я 1
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[[:alpha:]] ௨ 0
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[[:alpha:]] ප 1
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[[:alpha:]] 㐗 1
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[[:alpha:]] 갷 1
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[[:digit:]] 1 1
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[[:digit:]] A 0
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[[:digit:]] a 0
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[[:digit:]] À 0
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[[:digit:]] à 0
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[[:digit:]] Σ 0
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[[:digit:]] σ 0
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[[:digit:]] Я 0
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[[:digit:]] я 0
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[[:digit:]] ௨ 1
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[[:digit:]] ප 0
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[[:digit:]] 㐗 0
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[[:digit:]] 갷 0
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\p{Cyrillic} 1 0
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\p{Cyrillic} A 0
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\p{Cyrillic} a 0
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\p{Cyrillic} À 0
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\p{Cyrillic} à 0
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\p{Cyrillic} Σ 0
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\p{Cyrillic} σ 0
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\p{Cyrillic} Я 1
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\p{Cyrillic} я 1
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\p{Cyrillic} ௨ 0
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\p{Cyrillic} ප 0
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\p{Cyrillic} 㐗 0
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\p{Cyrillic} 갷 0
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\p{Greek} 1 0
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\p{Greek} A 0
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\p{Greek} a 0
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\p{Greek} À 0
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\p{Greek} à 0
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\p{Greek} Σ 1
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\p{Greek} σ 1
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\p{Greek} Я 0
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\p{Greek} я 0
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\p{Greek} ௨ 0
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\p{Greek} ප 0
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\p{Greek} 㐗 0
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\p{Greek} 갷 0
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\p{Hangul} 1 0
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\p{Hangul} A 0
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\p{Hangul} a 0
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\p{Hangul} À 0
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\p{Hangul} à 0
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\p{Hangul} Σ 0
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\p{Hangul} σ 0
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\p{Hangul} Я 0
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\p{Hangul} я 0
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\p{Hangul} ௨ 0
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\p{Hangul} ප 0
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\p{Hangul} 㐗 0
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\p{Hangul} 갷 1
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\p{Han} 1 0
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\p{Han} A 0
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\p{Han} a 0
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\p{Han} À 0
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\p{Han} à 0
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\p{Han} Σ 0
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\p{Han} σ 0
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\p{Han} Я 0
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\p{Han} я 0
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\p{Han} ௨ 0
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\p{Han} ප 0
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\p{Han} 㐗 1
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\p{Han} 갷 0
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\p{L&} 1 0
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\p{L&} A 1
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\p{L&} a 1
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\p{L&} À 1
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\p{L&} à 1
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\p{L&} Σ 1
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\p{L&} σ 1
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\p{L&} Я 1
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\p{L&} я 1
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\p{L&} ௨ 0
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\p{L&} ප 0
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\p{L&} 㐗 0
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\p{L&} 갷 0
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\p{Latin} 1 0
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\p{Latin} A 1
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\p{Latin} a 1
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\p{Latin} À 1
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\p{Latin} à 1
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\p{Latin} Σ 0
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\p{Latin} σ 0
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\p{Latin} Я 0
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\p{Latin} я 0
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\p{Latin} ௨ 0
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\p{Latin} ප 0
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\p{Latin} 㐗 0
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\p{Latin} 갷 0
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\p{Ll} 1 0
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\p{Ll} A 0
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\p{Ll} a 1
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\p{Ll} À 0
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\p{Ll} à 1
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\p{Ll} Σ 0
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\p{Ll} σ 1
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\p{Ll} Я 0
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\p{Ll} я 1
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\p{Ll} ௨ 0
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\p{Ll} ප 0
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\p{Ll} 㐗 0
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\p{Ll} 갷 0
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\p{Lu} 1 0
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\p{Lu} A 1
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\p{Lu} a 0
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\p{Lu} À 1
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\p{Lu} à 0
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\p{Lu} Σ 1
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\p{Lu} σ 0
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\p{Lu} Я 1
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\p{Lu} я 0
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\p{Lu} ௨ 0
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\p{Lu} ප 0
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\p{Lu} 㐗 0
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\p{Lu} 갷 0
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\p{L} 1 0
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\p{L} A 1
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\p{L} a 1
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\p{L} À 1
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\p{L} à 1
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\p{L} Σ 1
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\p{L} σ 1
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\p{L} Я 1
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\p{L} я 1
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\p{L} ௨ 0
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\p{L} ප 1
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\p{L} 㐗 1
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\p{L} 갷 1
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\p{Sinhala} 1 0
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\p{Sinhala} A 0
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\p{Sinhala} a 0
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\p{Sinhala} À 0
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\p{Sinhala} à 0
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\p{Sinhala} Σ 0
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\p{Sinhala} σ 0
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\p{Sinhala} Я 0
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\p{Sinhala} я 0
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\p{Sinhala} ௨ 0
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\p{Sinhala} ප 1
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\p{Sinhala} 㐗 0
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\p{Sinhala} 갷 0
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\p{Tamil} 1 0
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\p{Tamil} A 0
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\p{Tamil} a 0
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\p{Tamil} À 0
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\p{Tamil} à 0
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\p{Tamil} Σ 0
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\p{Tamil} σ 0
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\p{Tamil} Я 0
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\p{Tamil} я 0
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\p{Tamil} ௨ 1
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\p{Tamil} ප 0
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\p{Tamil} 㐗 0
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\p{Tamil} 갷 0
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DROP TABLE t1, t2;
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SELECT '\n' RLIKE '(*CR)';
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'\n' RLIKE '(*CR)'
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1
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SELECT '\n' RLIKE '(*LF)';
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'\n' RLIKE '(*LF)'
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1
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SELECT '\n' RLIKE '(*CRLF)';
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'\n' RLIKE '(*CRLF)'
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1
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SELECT '\n' RLIKE '(*ANYCRLF)';
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'\n' RLIKE '(*ANYCRLF)'
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1
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SELECT '\n' RLIKE '(*ANY)';
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'\n' RLIKE '(*ANY)'
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1
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SELECT 'a\nb' RLIKE '(*LF)(?m)^a$';
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'a\nb' RLIKE '(*LF)(?m)^a$'
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1
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SELECT 'a\nb' RLIKE '(*CR)(?m)^a$';
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'a\nb' RLIKE '(*CR)(?m)^a$'
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0
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SELECT 'a\nb' RLIKE '(*CRLF)(?m)^a$';
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'a\nb' RLIKE '(*CRLF)(?m)^a$'
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0
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SELECT 'a\nb' RLIKE '(*ANYCRLF)(?m)^a$';
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'a\nb' RLIKE '(*ANYCRLF)(?m)^a$'
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1
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SELECT 'a\rb' RLIKE '(*LF)(?m)^a$';
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'a\rb' RLIKE '(*LF)(?m)^a$'
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0
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SELECT 'a\rb' RLIKE '(*CR)(?m)^a$';
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'a\rb' RLIKE '(*CR)(?m)^a$'
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1
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SELECT 'a\rb' RLIKE '(*CRLF)(?m)^a$';
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'a\rb' RLIKE '(*CRLF)(?m)^a$'
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0
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SELECT 'a\rb' RLIKE '(*ANYCRLF)(?m)^a$';
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'a\rb' RLIKE '(*ANYCRLF)(?m)^a$'
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1
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SELECT 'a\r\nb' RLIKE '(*LF)(?m)^a$';
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'a\r\nb' RLIKE '(*LF)(?m)^a$'
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0
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SELECT 'a\r\nb' RLIKE '(*CR)(?m)^a$';
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'a\r\nb' RLIKE '(*CR)(?m)^a$'
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1
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SELECT 'a\r\nb' RLIKE '(*CRLF)(?m)^a$';
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'a\r\nb' RLIKE '(*CRLF)(?m)^a$'
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1
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SELECT 'a\r\nb' RLIKE '(*ANYCRLF)(?m)^a$';
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'a\r\nb' RLIKE '(*ANYCRLF)(?m)^a$'
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1
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SELECT 'aa' RLIKE '(a)\\g1';
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'aa' RLIKE '(a)\\g1'
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1
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SELECT 'aa bb' RLIKE '(a)\\g1 (b)\\g2';
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'aa bb' RLIKE '(a)\\g1 (b)\\g2'
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1
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SELECT 'aaaaa' RLIKE 'a{0,5}';
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'aaaaa' RLIKE 'a{0,5}'
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1
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SELECT 'aaaaa' RLIKE 'a{1,3}';
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'aaaaa' RLIKE 'a{1,3}'
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1
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SELECT 'aaaaa' RLIKE 'a{0,}';
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'aaaaa' RLIKE 'a{0,}'
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1
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SELECT 'aaaaa' RLIKE 'a{10,20}';
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'aaaaa' RLIKE 'a{10,20}'
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0
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SELECT 'aabb' RLIKE 'a(?R)?b';
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'aabb' RLIKE 'a(?R)?b'
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1
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SELECT 'aabb' RLIKE 'aa(?R)?bb';
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'aabb' RLIKE 'aa(?R)?bb'
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1
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SELECT 'abcc' RLIKE 'a(?>bc|b)c';
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'abcc' RLIKE 'a(?>bc|b)c'
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1
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SELECT 'abc' RLIKE 'a(?>bc|b)c';
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'abc' RLIKE 'a(?>bc|b)c'
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0
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SELECT 'ab' RLIKE 'a(?!b)';
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'ab' RLIKE 'a(?!b)'
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0
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SELECT 'ac' RLIKE 'a(?!b)';
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'ac' RLIKE 'a(?!b)'
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1
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SELECT 'ab' RLIKE 'a(?=b)';
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'ab' RLIKE 'a(?=b)'
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1
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SELECT 'ac' RLIKE 'a(?=b)';
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'ac' RLIKE 'a(?=b)'
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0
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SELECT 'ab' RLIKE '(?<!a)b';
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'ab' RLIKE '(?<!a)b'
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0
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SELECT 'cb' RLIKE '(?<!a)b';
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'cb' RLIKE '(?<!a)b'
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1
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SELECT 'ab' RLIKE '(?<=a)b';
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'ab' RLIKE '(?<=a)b'
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1
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SELECT 'cb' RLIKE '(?<=a)b';
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'cb' RLIKE '(?<=a)b'
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0
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SELECT 'aa' RLIKE '(?P<pattern>a)(?P=pattern)';
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'aa' RLIKE '(?P<pattern>a)(?P=pattern)'
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1
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SELECT 'aba' RLIKE '(?P<pattern>a)b(?P=pattern)';
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'aba' RLIKE '(?P<pattern>a)b(?P=pattern)'
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1
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SELECT 'a' RLIKE 'a(?#comment)';
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'a' RLIKE 'a(?#comment)'
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1
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SELECT 'aa' RLIKE 'a(?#comment)a';
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'aa' RLIKE 'a(?#comment)a'
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1
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SELECT 'aba' RLIKE 'a(?#b)a';
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'aba' RLIKE 'a(?#b)a'
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0
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SELECT 'aaa' RLIKE '\\W\\W\\W';
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'aaa' RLIKE '\\W\\W\\W'
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0
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SELECT '%' RLIKE '\\W';
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'%' RLIKE '\\W'
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1
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SELECT '%a$' RLIKE '\\W.\\W';
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'%a$' RLIKE '\\W.\\W'
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1
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SELECT '123' RLIKE '\\d\\d\\d';
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'123' RLIKE '\\d\\d\\d'
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1
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SELECT 'aaa' RLIKE '\\d\\d\\d';
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'aaa' RLIKE '\\d\\d\\d'
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0
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||||
SELECT '1a3' RLIKE '\\d.\\d';
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'1a3' RLIKE '\\d.\\d'
|
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1
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SELECT 'a1b' RLIKE '\\d.\\d';
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'a1b' RLIKE '\\d.\\d'
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0
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||||
SELECT '8' RLIKE '\\D';
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||||
'8' RLIKE '\\D'
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||||
0
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||||
SELECT 'a' RLIKE '\\D';
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'a' RLIKE '\\D'
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||||
1
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||||
SELECT '%' RLIKE '\\D';
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||||
'%' RLIKE '\\D'
|
||||
1
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||||
SELECT 'a1' RLIKE '\\D\\d';
|
||||
'a1' RLIKE '\\D\\d'
|
||||
1
|
||||
SELECT 'a1' RLIKE '\\d\\D';
|
||||
'a1' RLIKE '\\d\\D'
|
||||
0
|
||||
SELECT '\t' RLIKE '\\s';
|
||||
'\t' RLIKE '\\s'
|
||||
1
|
||||
SELECT '\r' RLIKE '\\s';
|
||||
'\r' RLIKE '\\s'
|
||||
1
|
||||
SELECT '\n' RLIKE '\\s';
|
||||
'\n' RLIKE '\\s'
|
||||
1
|
||||
SELECT '\v' RLIKE '\\s';
|
||||
'\v' RLIKE '\\s'
|
||||
0
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||||
SELECT 'a' RLIKE '\\S';
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'a' RLIKE '\\S'
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1
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SELECT '1' RLIKE '\\S';
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'1' RLIKE '\\S'
|
||||
1
|
||||
SELECT '!' RLIKE '\\S';
|
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'!' RLIKE '\\S'
|
||||
1
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||||
SELECT '.' RLIKE '\\S';
|
||||
'.' RLIKE '\\S'
|
||||
1
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#
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||||
# Checking REGEXP_REPLACE
|
||||
#
|
||||
CREATE TABLE t1 AS SELECT REGEXP_REPLACE('abc','b','x');
|
||||
SHOW CREATE TABLE t1;
|
||||
Table Create Table
|
||||
t1 CREATE TABLE `t1` (
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||||
`REGEXP_REPLACE('abc','b','x')` longtext CHARACTER SET utf8 NOT NULL
|
||||
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
||||
DROP TABLE t1;
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||||
EXPLAIN EXTENDED SELECT REGEXP_REPLACE('abc','b','x');
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
|
||||
Warnings:
|
||||
Note 1003 select regexp_replace('abc','b','x') AS `REGEXP_REPLACE('abc','b','x')`
|
||||
CREATE TABLE t1 AS SELECT REGEXP_REPLACE('abc','b','x')+0;
|
||||
SHOW CREATE TABLE t1;
|
||||
Table Create Table
|
||||
t1 CREATE TABLE `t1` (
|
||||
`REGEXP_REPLACE('abc','b','x')+0` double NOT NULL DEFAULT '0'
|
||||
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
||||
DROP TABLE t1;
|
||||
SELECT REGEXP_REPLACE(NULL,'b','c');
|
||||
REGEXP_REPLACE(NULL,'b','c')
|
||||
NULL
|
||||
SELECT REGEXP_REPLACE('a',NULL,'c');
|
||||
REGEXP_REPLACE('a',NULL,'c')
|
||||
NULL
|
||||
SELECT REGEXP_REPLACE('a','b',NULL);
|
||||
REGEXP_REPLACE('a','b',NULL)
|
||||
NULL
|
||||
SELECT REGEXP_REPLACE('a','x','b');
|
||||
REGEXP_REPLACE('a','x','b')
|
||||
a
|
||||
SELECT REGEXP_REPLACE('a','','b');
|
||||
REGEXP_REPLACE('a','','b')
|
||||
a
|
||||
SELECT REGEXP_REPLACE('a5b ab a5b','(?<=a)5*(?=b)','x');
|
||||
REGEXP_REPLACE('a5b ab a5b','(?<=a)5*(?=b)','x')
|
||||
axb ab a5b
|
||||
SELECT REGEXP_REPLACE('a5b a5b a5b','(?<=a)5*(?=b)','x');
|
||||
REGEXP_REPLACE('a5b a5b a5b','(?<=a)5*(?=b)','x')
|
||||
axb axb axb
|
||||
SELECT REGEXP_REPLACE('A','a','b');
|
||||
REGEXP_REPLACE('A','a','b')
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a','A','b');
|
||||
REGEXP_REPLACE('a','A','b')
|
||||
b
|
||||
SELECT REGEXP_REPLACE('A' COLLATE utf8_bin,'a','b');
|
||||
REGEXP_REPLACE('A' COLLATE utf8_bin,'a','b')
|
||||
A
|
||||
SELECT REGEXP_REPLACE('a' COLLATE utf8_bin,'A','b');
|
||||
REGEXP_REPLACE('a' COLLATE utf8_bin,'A','b')
|
||||
a
|
||||
SELECT REGEXP_REPLACE('James Bond', '(.*) (.*)', '\\2, \\1 \\2');
|
||||
REGEXP_REPLACE('James Bond', '(.*) (.*)', '\\2, \\1 \\2')
|
||||
Bond, James Bond
|
||||
SELECT REGEXP_REPLACE('абвгд','в','ц');
|
||||
REGEXP_REPLACE('абвгд','в','ц')
|
||||
абцгд
|
||||
SELECT REGEXP_REPLACE('г',0xB3,0xB4);
|
||||
REGEXP_REPLACE('г',0xB3,0xB4)
|
||||
д
|
||||
SELECT REGEXP_REPLACE('aaaa','a','b');
|
||||
REGEXP_REPLACE('aaaa','a','b')
|
||||
bbbb
|
||||
SELECT REGEXP_REPLACE('aaaa','(?<=.)a','b');
|
||||
REGEXP_REPLACE('aaaa','(?<=.)a','b')
|
||||
abbb
|
||||
SELECT REGEXP_REPLACE('aaaa','a(?=.)','b');
|
||||
REGEXP_REPLACE('aaaa','a(?=.)','b')
|
||||
bbba
|
||||
SELECT REGEXP_REPLACE('aaaa','(?<=.)a(?=.)','b');
|
||||
REGEXP_REPLACE('aaaa','(?<=.)a(?=.)','b')
|
||||
abba
|
||||
SELECT REGEXP_REPLACE('a\nb','(*LF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\nb','(*LF)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\nb','(*CR)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\nb','(*CR)(?m)^a$','c')
|
||||
a
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\nb','(*CRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\nb','(*CRLF)(?m)^a$','c')
|
||||
a
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\nb','(*ANYCRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\nb','(*ANYCRLF)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\rb','(*LF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\rb','(*LF)(?m)^a$','c')
|
||||
a
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\rb','(*CR)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\rb','(*CR)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\rb','(*CRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\rb','(*CRLF)(?m)^a$','c')
|
||||
a
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\rb','(*ANYCRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\rb','(*ANYCRLF)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\r\nb','(*LF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\r\nb','(*LF)(?m)^a$','c')
|
||||
a
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\r\nb','(*CR)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\r\nb','(*CR)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\r\nb','(*CRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\r\nb','(*CRLF)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('a\r\nb','(*ANYCRLF)(?m)^a$','c');
|
||||
REGEXP_REPLACE('a\r\nb','(*ANYCRLF)(?m)^a$','c')
|
||||
c
|
||||
b
|
||||
SELECT REGEXP_REPLACE('aa','(a)\\g1','b');
|
||||
REGEXP_REPLACE('aa','(a)\\g1','b')
|
||||
b
|
||||
SELECT REGEXP_REPLACE('aa bb','(a)\\g1 (b)\\g2','c');
|
||||
REGEXP_REPLACE('aa bb','(a)\\g1 (b)\\g2','c')
|
||||
c
|
||||
SELECT REGEXP_REPLACE('aaaaa','a{1,3}','b');
|
||||
REGEXP_REPLACE('aaaaa','a{1,3}','b')
|
||||
bb
|
||||
SELECT REGEXP_REPLACE('aaaaa','a{10,20}','b');
|
||||
REGEXP_REPLACE('aaaaa','a{10,20}','b')
|
||||
aaaaa
|
||||
SELECT REGEXP_REPLACE('daabbd','a(?R)?b','c');
|
||||
REGEXP_REPLACE('daabbd','a(?R)?b','c')
|
||||
dcd
|
||||
SELECT REGEXP_REPLACE('daabbd','aa(?R)?bb','c');
|
||||
REGEXP_REPLACE('daabbd','aa(?R)?bb','c')
|
||||
dcd
|
||||
SELECT REGEXP_REPLACE('dabccd','a(?>bc|b)c','e');
|
||||
REGEXP_REPLACE('dabccd','a(?>bc|b)c','e')
|
||||
ded
|
||||
SELECT REGEXP_REPLACE('dabcd','a(?>bc|b)c','e');
|
||||
REGEXP_REPLACE('dabcd','a(?>bc|b)c','e')
|
||||
dabcd
|
||||
SELECT REGEXP_REPLACE('ab','a(?!b)','e');
|
||||
REGEXP_REPLACE('ab','a(?!b)','e')
|
||||
ab
|
||||
SELECT REGEXP_REPLACE('ac','a(?!b)','e');
|
||||
REGEXP_REPLACE('ac','a(?!b)','e')
|
||||
ec
|
||||
SELECT REGEXP_REPLACE('ab','a(?=b)','e');
|
||||
REGEXP_REPLACE('ab','a(?=b)','e')
|
||||
eb
|
||||
SELECT REGEXP_REPLACE('ac','a(?=b)','e');
|
||||
REGEXP_REPLACE('ac','a(?=b)','e')
|
||||
ac
|
||||
SELECT REGEXP_REPLACE('ab','(?<!a)b','e');
|
||||
REGEXP_REPLACE('ab','(?<!a)b','e')
|
||||
ab
|
||||
SELECT REGEXP_REPLACE('cb','(?<!a)b','e');
|
||||
REGEXP_REPLACE('cb','(?<!a)b','e')
|
||||
ce
|
||||
SELECT REGEXP_REPLACE('ab','(?<=a)b','e');
|
||||
REGEXP_REPLACE('ab','(?<=a)b','e')
|
||||
ae
|
||||
SELECT REGEXP_REPLACE('cb','(?<=a)b','e');
|
||||
REGEXP_REPLACE('cb','(?<=a)b','e')
|
||||
cb
|
||||
SELECT REGEXP_REPLACE('aa','(?P<pattern>a)(?P=pattern)','b');
|
||||
REGEXP_REPLACE('aa','(?P<pattern>a)(?P=pattern)','b')
|
||||
b
|
||||
SELECT REGEXP_REPLACE('aba','(?P<pattern>a)b(?P=pattern)','c');
|
||||
REGEXP_REPLACE('aba','(?P<pattern>a)b(?P=pattern)','c')
|
||||
c
|
||||
SELECT REGEXP_REPLACE('a','a(?#comment)','e');
|
||||
REGEXP_REPLACE('a','a(?#comment)','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('aa','a(?#comment)a','e');
|
||||
REGEXP_REPLACE('aa','a(?#comment)a','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('aba','a(?#b)a','e');
|
||||
REGEXP_REPLACE('aba','a(?#b)a','e')
|
||||
aba
|
||||
SELECT REGEXP_REPLACE('ddd<ab>cc</ab>eee','<.+?>','*');
|
||||
REGEXP_REPLACE('ddd<ab>cc</ab>eee','<.+?>','*')
|
||||
ddd*cc*eee
|
||||
SELECT REGEXP_REPLACE('aaa','\\W\\W\\W','e');
|
||||
REGEXP_REPLACE('aaa','\\W\\W\\W','e')
|
||||
aaa
|
||||
SELECT REGEXP_REPLACE('aaa','\\w\\w\\w','e');
|
||||
REGEXP_REPLACE('aaa','\\w\\w\\w','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('%','\\W','e');
|
||||
REGEXP_REPLACE('%','\\W','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('%a$','\\W.\\W','e');
|
||||
REGEXP_REPLACE('%a$','\\W.\\W','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('%a$','\\W\\w\\W','e');
|
||||
REGEXP_REPLACE('%a$','\\W\\w\\W','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('123','\\d\\d\\d\\d\\d\\d','e');
|
||||
REGEXP_REPLACE('123','\\d\\d\\d\\d\\d\\d','e')
|
||||
123
|
||||
SELECT REGEXP_REPLACE('123','\\d\\d\\d','e');
|
||||
REGEXP_REPLACE('123','\\d\\d\\d','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('aaa','\\d\\d\\d','e');
|
||||
REGEXP_REPLACE('aaa','\\d\\d\\d','e')
|
||||
aaa
|
||||
SELECT REGEXP_REPLACE('1a3','\\d.\\d\\d.\\d','e');
|
||||
REGEXP_REPLACE('1a3','\\d.\\d\\d.\\d','e')
|
||||
1a3
|
||||
SELECT REGEXP_REPLACE('1a3','\\d.\\d','e');
|
||||
REGEXP_REPLACE('1a3','\\d.\\d','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('a1b','\\d.\\d','e');
|
||||
REGEXP_REPLACE('a1b','\\d.\\d','e')
|
||||
a1b
|
||||
SELECT REGEXP_REPLACE('8','\\D','e');
|
||||
REGEXP_REPLACE('8','\\D','e')
|
||||
8
|
||||
SELECT REGEXP_REPLACE('a','\\D','e');
|
||||
REGEXP_REPLACE('a','\\D','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('%','\\D','e');
|
||||
REGEXP_REPLACE('%','\\D','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('a1','\\D\\d','e');
|
||||
REGEXP_REPLACE('a1','\\D\\d','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('a1','\\d\\D','e');
|
||||
REGEXP_REPLACE('a1','\\d\\D','e')
|
||||
a1
|
||||
SELECT REGEXP_REPLACE('\t','\\s','e');
|
||||
REGEXP_REPLACE('\t','\\s','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('\r','\\s','e');
|
||||
REGEXP_REPLACE('\r','\\s','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('\n','\\s','e');
|
||||
REGEXP_REPLACE('\n','\\s','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('a','\\S','e');
|
||||
REGEXP_REPLACE('a','\\S','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('1','\\S','e');
|
||||
REGEXP_REPLACE('1','\\S','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('!','\\S','e');
|
||||
REGEXP_REPLACE('!','\\S','e')
|
||||
e
|
||||
SELECT REGEXP_REPLACE('.','\\S','e');
|
||||
REGEXP_REPLACE('.','\\S','e')
|
||||
e
|
||||
#
|
||||
# Checking REGEXP_INSTR
|
||||
#
|
||||
SELECT REGEXP_INSTR('abcd','X');
|
||||
REGEXP_INSTR('abcd','X')
|
||||
0
|
||||
SELECT REGEXP_INSTR('abcd','a');
|
||||
REGEXP_INSTR('abcd','a')
|
||||
1
|
||||
SELECT REGEXP_INSTR('abcd','b');
|
||||
REGEXP_INSTR('abcd','b')
|
||||
2
|
||||
SELECT REGEXP_INSTR('abcd','c');
|
||||
REGEXP_INSTR('abcd','c')
|
||||
3
|
||||
SELECT REGEXP_INSTR('abcd','d');
|
||||
REGEXP_INSTR('abcd','d')
|
||||
4
|
||||
SELECT REGEXP_INSTR('aaaa','(?<=a)a');
|
||||
REGEXP_INSTR('aaaa','(?<=a)a')
|
||||
2
|
||||
SELECT REGEXP_INSTR('вася','в');
|
||||
REGEXP_INSTR('вася','в')
|
||||
1
|
||||
SELECT REGEXP_INSTR('вася','а');
|
||||
REGEXP_INSTR('вася','а')
|
||||
2
|
||||
SELECT REGEXP_INSTR('вася','с');
|
||||
REGEXP_INSTR('вася','с')
|
||||
3
|
||||
SELECT REGEXP_INSTR('вася','я');
|
||||
REGEXP_INSTR('вася','я')
|
||||
4
|
||||
SELECT REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('в' USING koi8r));
|
||||
REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('в' USING koi8r))
|
||||
1
|
||||
SELECT REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('а' USING koi8r));
|
||||
REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('а' USING koi8r))
|
||||
2
|
||||
SELECT REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('с' USING koi8r));
|
||||
REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('с' USING koi8r))
|
||||
3
|
||||
SELECT REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('я' USING koi8r));
|
||||
REGEXP_INSTR(CONVERT('вася' USING koi8r), CONVERT('я' USING koi8r))
|
||||
4
|
||||
#
|
||||
# Checking REGEXP_SUBSTR
|
||||
#
|
||||
CREATE TABLE t1 AS SELECT REGEXP_SUBSTR('abc','b');
|
||||
SHOW CREATE TABLE t1;
|
||||
Table Create Table
|
||||
t1 CREATE TABLE `t1` (
|
||||
`REGEXP_SUBSTR('abc','b')` varchar(3) CHARACTER SET utf8 NOT NULL DEFAULT ''
|
||||
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
||||
DROP TABLE t1;
|
||||
EXPLAIN EXTENDED SELECT REGEXP_SUBSTR('abc','b');
|
||||
id select_type table type possible_keys key key_len ref rows filtered Extra
|
||||
1 SIMPLE NULL NULL NULL NULL NULL NULL NULL NULL No tables used
|
||||
Warnings:
|
||||
Note 1003 select regexp_substr('abc','b') AS `REGEXP_SUBSTR('abc','b')`
|
||||
CREATE TABLE t1 AS SELECT REGEXP_SUBSTR('abc','b')+0;
|
||||
SHOW CREATE TABLE t1;
|
||||
Table Create Table
|
||||
t1 CREATE TABLE `t1` (
|
||||
`REGEXP_SUBSTR('abc','b')+0` double NOT NULL DEFAULT '0'
|
||||
) ENGINE=MyISAM DEFAULT CHARSET=latin1
|
||||
Reference in New Issue
Block a user