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Halo数据库正则表达式功能兼容.docx
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18页
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2024-01-17
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Halo 数据库正则表达式功能兼容
使
Halo MySQL 使 REGEXP
REGEXP ''
REGEXP
Halo MySQL
DROP TABLE IF EXISTS t1;CREATE TABLE t1 (id int, name VARCHAR(15));INSERT
INTO t1 VALUES(1,'street'),(12,'string'),(123,'strategy'),(3,'uustrategy'),
(344,'strategystr');INSERT INTO t1 VALUES(5,'iamok'),(51,'areuok'),(55,'areuokk'),
(666,'ok'),(67,'OK'),(68,'kkkk'),(698,'kkkkk');INSERT INTO t1 VALUES(7,'mark'),
(80,'margin'),(09,'supmarket'),(99,'mar'),(999,'MAR');SELECT * FROM t1 ORDER BY id,
name;INSERT INTO t1 VALUES(1,'street'),(12,'string'),(123,'strategy'),(3,'uustrategy'),
(344,'strategystr');INSERT INTO t1 VALUES(5,'iamok'),(51,'areuok'),(55,'areuokk'),
(666,'ok'),(67,'OK'),(68,'kkkk'),(698,'kkkkk');INSERT INTO t1 VALUES(7,'mark'),
(80,'margin'),(09,'supmarket'),(99,'mar'),(999,'MAR');SELECT * FROM t1 ORDER BY id,
name;
^
SELECT id,name FROM t1 WHERE name REGEXP '^st';SELECT id,name FROM t1
WHERE name REGEXP '^iam';SELECT id,name FROM t1 WHERE name REGEXP
'^MAR';SELECT id,name FROM t1 WHERE name REGEXP '^ok';SELECT id,name
FROM t1 WHERE name REGEXP '^[aeiou]|ok$';
of 18
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