更新时间:2022-04-18 22:06:48
这将删除前导和尾随空格
This will remove leading and trailing spaces
Update tablename set fieldName = ltrim(rtrim(fieldName));
某些版本的 SQL 支持
some versions of SQL Support
Update tablename set fieldName = trim(fieldName);
如果你只是想删除前导
update tablename set fieldName = LTRIM(fieldName);