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-rw-r--r--src/backend/parser/parse_coerce.c14
1 files changed, 5 insertions, 9 deletions
diff --git a/src/backend/parser/parse_coerce.c b/src/backend/parser/parse_coerce.c
index df5ad09bae1..df1fb8526de 100644
--- a/src/backend/parser/parse_coerce.c
+++ b/src/backend/parser/parse_coerce.c
@@ -8,7 +8,7 @@
*
*
* IDENTIFICATION
- * $PostgreSQL: pgsql/src/backend/parser/parse_coerce.c,v 2.162 2008/07/30 17:05:04 tgl Exp $
+ * $PostgreSQL: pgsql/src/backend/parser/parse_coerce.c,v 2.163 2008/07/30 21:23:17 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@@ -1796,8 +1796,8 @@ find_coercion_pathway(Oid targetTypeId, Oid sourceTypeId,
/*
* If we still haven't found a possibility, consider automatic casting
- * using I/O functions. We allow assignment casts to textual types
- * and explicit casts from textual types to be handled this way. (The
+ * using I/O functions. We allow assignment casts to string types
+ * and explicit casts from string types to be handled this way. (The
* CoerceViaIO mechanism is a lot more general than that, but this is
* all we want to allow in the absence of a pg_cast entry.) It would
* probably be better to insist on explicit casts in both directions,
@@ -1807,14 +1807,10 @@ find_coercion_pathway(Oid targetTypeId, Oid sourceTypeId,
if (result == COERCION_PATH_NONE)
{
if (ccontext >= COERCION_ASSIGNMENT &&
- (targetTypeId == TEXTOID ||
- targetTypeId == VARCHAROID ||
- targetTypeId == BPCHAROID))
+ TypeCategory(targetTypeId) == TYPCATEGORY_STRING)
result = COERCION_PATH_COERCEVIAIO;
else if (ccontext >= COERCION_EXPLICIT &&
- (sourceTypeId == TEXTOID ||
- sourceTypeId == VARCHAROID ||
- sourceTypeId == BPCHAROID))
+ TypeCategory(sourceTypeId) == TYPCATEGORY_STRING)
result = COERCION_PATH_COERCEVIAIO;
}
}