diff options
Diffstat (limited to 'src/backend/parser/parse_coerce.c')
| -rw-r--r-- | src/backend/parser/parse_coerce.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/backend/parser/parse_coerce.c b/src/backend/parser/parse_coerce.c index 987d129027f..eba6f5a1333 100644 --- a/src/backend/parser/parse_coerce.c +++ b/src/backend/parser/parse_coerce.c @@ -8,7 +8,7 @@ * * * IDENTIFICATION - * $Header: /cvsroot/pgsql/src/backend/parser/parse_coerce.c,v 2.100 2003/06/25 21:30:31 momjian Exp $ + * $Header: /cvsroot/pgsql/src/backend/parser/parse_coerce.c,v 2.101 2003/06/27 00:33:25 tgl Exp $ * *------------------------------------------------------------------------- */ @@ -1145,7 +1145,8 @@ IsPreferredType(CATEGORY category, Oid type) * invokable, no-function-needed pg_cast entry. Also, a domain is always * binary-coercible to its base type, though *not* vice versa (in the other * direction, one must apply domain constraint checks before accepting the - * value as legitimate). + * value as legitimate). We also need to special-case the polymorphic + * ANYARRAY type. * * This function replaces IsBinaryCompatible(), which was an inherently * symmetric test. Since the pg_cast entries aren't necessarily symmetric, @@ -1170,6 +1171,11 @@ IsBinaryCoercible(Oid srctype, Oid targettype) if (srctype == targettype) return true; + /* Also accept any array type as coercible to ANYARRAY */ + if (targettype == ANYARRAYOID) + if (get_element_type(srctype) != InvalidOid) + return true; + /* Else look in pg_cast */ tuple = SearchSysCache(CASTSOURCETARGET, ObjectIdGetDatum(srctype), |