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sqlite支持正則表達(dá)式嗎 sqlite查詢?nèi)绾魏雎源笮?、空格、全半角?/h1>

sqlite查詢?nèi)绾魏雎源笮?、空格、全半角?、忽略大小寫SELECT * FROM 表名 WHERE REPLACE(你的字段名 ," ","") = "15jgx" COLLATE NOCASE

sqlite查詢?nèi)绾魏雎源笮憽⒖崭?、全半角?/h2>

1、忽略大小寫SELECT * FROM 表名 WHERE REPLACE(你的字段名 ," ","") = "15jgx" COLLATE NOCASE,sqlite支持查詢ASCLL字符忽略大小寫,但是不支持查詢寬字符忽略大小寫

2、忽略空格SELECT * FROM 表名 WHERE REPLACE(你的字段名," ","") like "%input%"

3、忽略全半角全角--指一個(gè)字符占用兩個(gè)標(biāo)準(zhǔn)字符位置。半角--指一字符占用一個(gè)標(biāo)準(zhǔn)的字符位置。將input轉(zhuǎn)全角或半角后再查一次SELECT * FROM 表名 WHERE REPLACE(你的字段名," ","") like "%input%" or WHERE REPLACE(你的字段名," ","") like "%ToSBC(input)%"

sqlite:codingdict.com/article/7120