select Substr(字段,1,INSTR(字段,’/’)-1) from 表名eg:select Substr(‘sdhfuiasdh/asdfsadf’,1,INST(‘sdhfuiasdh/asdfsadf’,’/’)-1) from HelloWord
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时间:2022-09-23 21:09:29
select Substr(字段,1,INSTR(字段,’/’)-1) from 表名eg:select Substr(‘sdhfuiasdh/asdfsadf’,1,INST(‘sdhfuiasdh/asdfsadf’,’/’)-1) from HelloWord