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First phase of work on array improvements. ARRAY[x,y,z] constructor

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expressions, ARRAY(sub-SELECT) expressions, some array functions.
Polymorphic functions using ANYARRAY/ANYELEMENT argument and return
types.  Some regression tests in place, documentation is lacking.
Joe Conway, with some kibitzing from Tom Lane.
This commit is contained in:
Tom Lane
2003-04-08 23:20:04 +00:00
parent 6fb5115850
commit 730840c9b6
47 changed files with 2597 additions and 479 deletions
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22
src/backend/nodes/outfuncs.c
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@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.201 2003/03/10 03:53:49 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/nodes/outfuncs.c,v 1.202 2003/04/08 23:20:01 tgl Exp $
*
* NOTES
* Every node type that can appear in stored rules' parsetrees *must*
@ -607,10 +607,8 @@ _outArrayRef(StringInfo str, ArrayRef *node)
WRITE_NODE_TYPE("ARRAYREF");
WRITE_OID_FIELD(refrestype);
WRITE_INT_FIELD(refattrlength);
WRITE_INT_FIELD(refelemlength);
WRITE_BOOL_FIELD(refelembyval);
WRITE_CHAR_FIELD(refelemalign);
WRITE_OID_FIELD(refarraytype);
WRITE_OID_FIELD(refelemtype);
WRITE_NODE_FIELD(refupperindexpr);
WRITE_NODE_FIELD(reflowerindexpr);
WRITE_NODE_FIELD(refexpr);
@ -753,6 +751,17 @@ _outCaseWhen(StringInfo str, CaseWhen *node)
WRITE_NODE_FIELD(result);
}
static void
_outArrayExpr(StringInfo str, ArrayExpr *node)
{
WRITE_NODE_TYPE("ARRAY");
WRITE_OID_FIELD(array_typeid);
WRITE_OID_FIELD(element_typeid);
WRITE_NODE_FIELD(elements);
WRITE_INT_FIELD(ndims);
}
static void
_outCoalesceExpr(StringInfo str, CoalesceExpr *node)
{
@ -1610,6 +1619,9 @@ _outNode(StringInfo str, void *obj)
case T_CaseWhen:
_outCaseWhen(str, obj);
break;
case T_ArrayExpr:
_outArrayExpr(str, obj);
break;
case T_CoalesceExpr:
_outCoalesceExpr(str, obj);
break;