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authorTom Lane <tgl@sss.pgh.pa.us>2007-03-17 00:11:05 +0000
committerTom Lane <tgl@sss.pgh.pa.us>2007-03-17 00:11:05 +0000
commit0f4ff460c479e9c9bff90e8208f0a5272b9925df (patch)
treef22187ef35d7284cbc42f9255c369378d16ffe07 /src/backend/utils/cache/lsyscache.c
parent51d7741db13332523708cd7ac75a8ca60c9d16a9 (diff)
Fix up the remaining places where the expression node structure would lose
available information about the typmod of an expression; namely, Const, ArrayRef, ArrayExpr, and EXPR and ARRAY SubLinks. In the ArrayExpr and SubLink cases it wasn't really the data structure's fault, but exprTypmod() being lazy. This seems like a good idea in view of the expected increase in typmod usage from Teodor's work to allow user-defined types to have typmods. In particular this responds to the concerns we had about eliminating the special-purpose hack that exprTypmod() used to have for BPCHAR Consts. We can now tell whether or not such a Const has been cast to a specific length, and report or display properly if so. initdb forced due to changes in stored rules.
Diffstat (limited to 'src/backend/utils/cache/lsyscache.c')
-rw-r--r--src/backend/utils/cache/lsyscache.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/backend/utils/cache/lsyscache.c b/src/backend/utils/cache/lsyscache.c
index d6ff883c924..6df288da45f 100644
--- a/src/backend/utils/cache/lsyscache.c
+++ b/src/backend/utils/cache/lsyscache.c
@@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/utils/cache/lsyscache.c,v 1.148 2007/02/14 01:58:57 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/utils/cache/lsyscache.c,v 1.149 2007/03/17 00:11:05 tgl Exp $
*
* NOTES
* Eventually, the index information should go through here, too.
@@ -1964,6 +1964,7 @@ get_typdefault(Oid typid)
getTypeIOParam(typeTuple), -1);
/* Build a Const node containing the value */
expr = (Node *) makeConst(typid,
+ -1,
type->typlen,
datum,
false,