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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2005-06-26 22:05:42 +0000 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2005-06-26 22:05:42 +0000 |
| commit | 943b396245bd699a66c894c5e11303b3ef93ac7b (patch) | |
| tree | a08720e308259beb253e4b4b21f2f08e391a4d9f /src/backend/nodes/copyfuncs.c | |
| parent | d395aecffad7cc6bd043e2d81a1bed5b3fe2f5fa (diff) | |
| download | postgresql-943b396245bd699a66c894c5e11303b3ef93ac7b.tar.gz | |
Add Oracle-compatible GREATEST and LEAST functions. Pavel Stehule
Diffstat (limited to 'src/backend/nodes/copyfuncs.c')
| -rw-r--r-- | src/backend/nodes/copyfuncs.c | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/backend/nodes/copyfuncs.c b/src/backend/nodes/copyfuncs.c index 2ce9edac70..b6885f0d14 100644 --- a/src/backend/nodes/copyfuncs.c +++ b/src/backend/nodes/copyfuncs.c @@ -15,7 +15,7 @@ * Portions Copyright (c) 1994, Regents of the University of California * * IDENTIFICATION - * $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.308 2005/06/22 21:14:29 tgl Exp $ + * $PostgreSQL: pgsql/src/backend/nodes/copyfuncs.c,v 1.309 2005/06/26 22:05:37 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -1048,6 +1048,21 @@ _copyCoalesceExpr(CoalesceExpr *from) } /* + * _copyMinMaxExpr + */ +static MinMaxExpr * +_copyMinMaxExpr(MinMaxExpr *from) +{ + MinMaxExpr *newnode = makeNode(MinMaxExpr); + + COPY_SCALAR_FIELD(minmaxtype); + COPY_SCALAR_FIELD(op); + COPY_NODE_FIELD(args); + + return newnode; +} + +/* * _copyNullIfExpr (same as OpExpr) */ static NullIfExpr * @@ -2805,6 +2820,9 @@ copyObject(void *from) case T_CoalesceExpr: retval = _copyCoalesceExpr(from); break; + case T_MinMaxExpr: + retval = _copyMinMaxExpr(from); + break; case T_NullIfExpr: retval = _copyNullIfExpr(from); break; |