去掉字符前的空格,用ltrim(‘xxx’)
update users set `name`=ltrim(name)去掉字符后的空格,用rtrim(‘xxx’)
update qx_users set `name`=rtrim(name)去掉字符后的空格,用replace(‘xxx’,’ ‘,”)
update users set name=replace(name,’ ‘,”) update users set `name`=ltrim(name)update qx_users set `name`=rtrim(name)update users set name=replace(name,’ ‘,”)
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