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Minor correction for previous SQLSTATE patch: I changed dsqrt() to emit the

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right error code previously, and this patch applies an analogous change
to numeric_sqrt().
This commit is contained in:
Neil Conway 2004-05-19 04:32:26 +00:00
parent f16874c23d
commit 132d09054e
1 changed files with 6 additions and 2 deletions
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8
src/backend/utils/adt/numeric.c
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@ -14,7 +14,7 @@
* Copyright (c) 1998-2003, PostgreSQL Global Development Group
*
* IDENTIFICATION
* $PostgreSQL: pgsql/src/backend/utils/adt/numeric.c,v 1.75 2004/05/16 23:18:55 neilc Exp $
* $PostgreSQL: pgsql/src/backend/utils/adt/numeric.c,v 1.76 2004/05/19 04:32:26 neilc Exp $
*
*-------------------------------------------------------------------------
*/
@ -4210,9 +4210,13 @@ sqrt_var(NumericVar *arg, NumericVar *result, int rscale)
return;
}
/*
* SQL2003 defines sqrt() in terms of power, so we need to emit
* the right SQLSTATE error code if the operand is negative.
*/
if (stat < 0)
ereport(ERROR,
(errcode(ERRCODE_FLOATING_POINT_EXCEPTION),
(errcode(ERRCODE_INVALID_ARGUMENT_FOR_POWER_FUNCTION),
errmsg("cannot take square root of a negative number")));
init_var(&tmp_arg);