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-rw-r--r--src/backend/catalog/pg_proc.c15
-rw-r--r--src/test/regress/expected/polymorphism.out6
-rw-r--r--src/test/regress/expected/rangefuncs.out4
3 files changed, 15 insertions, 10 deletions
diff --git a/src/backend/catalog/pg_proc.c b/src/backend/catalog/pg_proc.c
index 599f04242f3..ac53b09af6b 100644
--- a/src/backend/catalog/pg_proc.c
+++ b/src/backend/catalog/pg_proc.c
@@ -404,7 +404,8 @@ ProcedureCreate(const char *procedureName,
ereport(ERROR,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("cannot change return type of existing function"),
- errhint("Use DROP FUNCTION first.")));
+ errhint("Use DROP FUNCTION %s first.",
+ format_procedure(HeapTupleGetOid(oldtup)))));
/*
* If it returns RECORD, check for possible change of record type
@@ -427,7 +428,8 @@ ProcedureCreate(const char *procedureName,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("cannot change return type of existing function"),
errdetail("Row type defined by OUT parameters is different."),
- errhint("Use DROP FUNCTION first.")));
+ errhint("Use DROP FUNCTION %s first.",
+ format_procedure(HeapTupleGetOid(oldtup)))));
}
/*
@@ -469,7 +471,8 @@ ProcedureCreate(const char *procedureName,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("cannot change name of input parameter \"%s\"",
old_arg_names[j]),
- errhint("Use DROP FUNCTION first.")));
+ errhint("Use DROP FUNCTION %s first.",
+ format_procedure(HeapTupleGetOid(oldtup)))));
}
}
@@ -492,7 +495,8 @@ ProcedureCreate(const char *procedureName,
ereport(ERROR,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("cannot remove parameter defaults from existing function"),
- errhint("Use DROP FUNCTION first.")));
+ errhint("Use DROP FUNCTION %s first.",
+ format_procedure(HeapTupleGetOid(oldtup)))));
proargdefaults = SysCacheGetAttr(PROCNAMEARGSNSP, oldtup,
Anum_pg_proc_proargdefaults,
@@ -518,7 +522,8 @@ ProcedureCreate(const char *procedureName,
ereport(ERROR,
(errcode(ERRCODE_INVALID_FUNCTION_DEFINITION),
errmsg("cannot change data type of existing parameter default value"),
- errhint("Use DROP FUNCTION first.")));
+ errhint("Use DROP FUNCTION %s first.",
+ format_procedure(HeapTupleGetOid(oldtup)))));
newlc = lnext(newlc);
}
}
diff --git a/src/test/regress/expected/polymorphism.out b/src/test/regress/expected/polymorphism.out
index 1e879532f87..a65e3b998f9 100644
--- a/src/test/regress/expected/polymorphism.out
+++ b/src/test/regress/expected/polymorphism.out
@@ -1026,7 +1026,7 @@ select dfunc(10,20);
create or replace function dfunc(a variadic int[]) returns int as
$$ select array_upper($1, 1) $$ language sql;
ERROR: cannot remove parameter defaults from existing function
-HINT: Use DROP FUNCTION first.
+HINT: Use DROP FUNCTION dfunc(integer[]) first.
\df dfunc
List of functions
Schema | Name | Result data type | Argument data types | Type
@@ -1239,13 +1239,13 @@ returns record as $$
select $1, $2;
$$ language sql;
ERROR: cannot change name of input parameter "c"
-HINT: Use DROP FUNCTION first.
+HINT: Use DROP FUNCTION dfunc(character varying,numeric) first.
create or replace function dfunc(a varchar = 'def a', out _a varchar, numeric = NULL, out _c numeric)
returns record as $$
select $1, $2;
$$ language sql;
ERROR: cannot change name of input parameter "c"
-HINT: Use DROP FUNCTION first.
+HINT: Use DROP FUNCTION dfunc(character varying,numeric) first.
drop function dfunc(varchar, numeric);
--fail, named parameters are not unique
create function testfoo(a int, a int) returns int as $$ select 1;$$ language sql;
diff --git a/src/test/regress/expected/rangefuncs.out b/src/test/regress/expected/rangefuncs.out
index 5f20c932497..9fbdd83f674 100644
--- a/src/test/regress/expected/rangefuncs.out
+++ b/src/test/regress/expected/rangefuncs.out
@@ -439,7 +439,7 @@ CREATE OR REPLACE FUNCTION foo(in f1 int, out f2 int, out f3 text)
RETURNS record
AS 'select $1+1' LANGUAGE sql;
ERROR: cannot change return type of existing function
-HINT: Use DROP FUNCTION first.
+HINT: Use DROP FUNCTION foo(integer) first.
CREATE OR REPLACE FUNCTION foor(in f1 int, out f2 int, out text)
AS $$select $1-1, $1::text || 'z'$$ LANGUAGE sql;
SELECT f1, foor(f1) FROM int4_tbl;
@@ -521,7 +521,7 @@ SELECT * FROM dup('xyz'::text);
CREATE OR REPLACE FUNCTION dup (inout f2 anyelement, out f3 anyarray)
AS 'select $1, array[$1,$1]' LANGUAGE sql;
ERROR: cannot change name of input parameter "f1"
-HINT: Use DROP FUNCTION first.
+HINT: Use DROP FUNCTION dup(anyelement) first.
DROP FUNCTION dup(anyelement);
-- equivalent behavior, though different name exposed for input arg
CREATE OR REPLACE FUNCTION dup (inout f2 anyelement, out f3 anyarray)