1 2 3 4 5 6 7 8 9 10 11 12
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WHERE
RIGHT(LEFT(
REPLACE( 'UPDATE Table1 SET' +
CASE WHEN (DELETED.CHAMP1 <> INSERTED.CHAMP1 AND INSERTED.CHAMP1 IS NOT NULL AND INSERTED.CHAMP1 <> '') THEN ' ,CHAMP1 = ' + QUOTENAME((INSERTED.CHAMP1),'''') ELSE '' END +
CASE WHEN (DELETED.CHAMP1 IS NOT NULL AND INSERTED.CHAMP1 IS NULL) THEN ' ,CHAMP1 = NULL' ELSE '' END +
CASE WHEN (DELETED.CHAMP2 <> INSERTED.CHAMP2 AND INSERTED.CHAMP2 IS NOT NULL AND INSERTED.CHAMP2<> '') THEN ' ,CHAMP2 = ' + QUOTENAME((INSERTED.CHAMP2),'''') ELSE '' END +
CASE WHEN (DELETED.CHAMP2 IS NOT NULL AND INSERTED.CHAMP2 IS NULL) THEN ' ,CHAMP2 = NULL' ELSE '' END +
' WHERE CHAMPCLEF = ' + QUOTENAME((INSERTED.CHAMPCLEF),''''), 'SET ,','SET ' )
, 20, 6)
--la clause
<> 'SET WH' |