expression: fix abs push down sign bug (pingcap#8622)

iamzhoug37 · Dec 13, 2018 · d71ff3a · d71ff3a
1 parent 477a1b0
commit d71ff3a
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/expression/builtin_math.go b/expression/builtin_math.go
@@ -141,10 +141,10 @@ func (c *absFunctionClass) getFunction(ctx sessionctx.Context, args []Expression
 	case types.ETInt:
 		if mysql.HasUnsignedFlag(argFieldTp.Flag) {
 			sig = &builtinAbsUIntSig{bf}
-			sig.setPbCode(tipb.ScalarFuncSig_AbsInt)
+			sig.setPbCode(tipb.ScalarFuncSig_AbsUInt)
 		} else {
 			sig = &builtinAbsIntSig{bf}
-			sig.setPbCode(tipb.ScalarFuncSig_AbsUInt)
+			sig.setPbCode(tipb.ScalarFuncSig_AbsInt)
 		}
 	case types.ETDecimal:
 		sig = &builtinAbsDecSig{bf}