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For help! The following is essentially a grammar into ORACLE, how to write? : to determine whether t

Time:09-22

Select x, xx, XXX
The FROM T_BA_DRGs_MX a
'+ (case when @ table_KB_NUM=0 then' else '

The join Table_KB b on a.C H0A23=b.K name 'end) +
(case when @ table_DRG_NUM=0 then 'else'
The join Table_DRG c on a. d. RGCode=c.D name 'end) +'

WHERE a. idate='2018'

CodePudding user response:

External links directly by the well, and even have a empty table do not matter
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