mirror of
https://github.com/postgres/postgres.git
synced 2025-06-11 20:28:21 +03:00
5dff93638c
This changes a bunch of incidentially used constructs in the PL/Python regression tests to equivalent constructs in cases where Python 3 no longer supports the old syntax. Support for older Python versions is unchanged.
90 lines
1.9 KiB
SQL
90 lines
1.9 KiB
SQL
|
|
-- nested calls
|
|
--
|
|
|
|
CREATE FUNCTION nested_call_one(a text) RETURNS text
|
|
AS
|
|
'q = "SELECT nested_call_two(''%s'')" % a
|
|
r = plpy.execute(q)
|
|
return r[0]'
|
|
LANGUAGE plpythonu ;
|
|
|
|
CREATE FUNCTION nested_call_two(a text) RETURNS text
|
|
AS
|
|
'q = "SELECT nested_call_three(''%s'')" % a
|
|
r = plpy.execute(q)
|
|
return r[0]'
|
|
LANGUAGE plpythonu ;
|
|
|
|
CREATE FUNCTION nested_call_three(a text) RETURNS text
|
|
AS
|
|
'return a'
|
|
LANGUAGE plpythonu ;
|
|
|
|
-- some spi stuff
|
|
|
|
CREATE FUNCTION spi_prepared_plan_test_one(a text) RETURNS text
|
|
AS
|
|
'if "myplan" not in SD:
|
|
q = "SELECT count(*) FROM users WHERE lname = $1"
|
|
SD["myplan"] = plpy.prepare(q, [ "text" ])
|
|
try:
|
|
rv = plpy.execute(SD["myplan"], [a])
|
|
return "there are " + str(rv[0]["count"]) + " " + str(a) + "s"
|
|
except Exception, ex:
|
|
plpy.error(str(ex))
|
|
return None
|
|
'
|
|
LANGUAGE plpythonu;
|
|
|
|
CREATE FUNCTION spi_prepared_plan_test_nested(a text) RETURNS text
|
|
AS
|
|
'if "myplan" not in SD:
|
|
q = "SELECT spi_prepared_plan_test_one(''%s'') as count" % a
|
|
SD["myplan"] = plpy.prepare(q)
|
|
try:
|
|
rv = plpy.execute(SD["myplan"])
|
|
if len(rv):
|
|
return rv[0]["count"]
|
|
except Exception, ex:
|
|
plpy.error(str(ex))
|
|
return None
|
|
'
|
|
LANGUAGE plpythonu;
|
|
|
|
|
|
|
|
|
|
CREATE FUNCTION join_sequences(s sequences) RETURNS text
|
|
AS
|
|
'if not s["multipart"]:
|
|
return s["sequence"]
|
|
q = "SELECT sequence FROM xsequences WHERE pid = ''%s''" % s["pid"]
|
|
rv = plpy.execute(q)
|
|
seq = s["sequence"]
|
|
for r in rv:
|
|
seq = seq + r["sequence"]
|
|
return seq
|
|
'
|
|
LANGUAGE plpythonu;
|
|
|
|
|
|
|
|
|
|
|
|
-- spi and nested calls
|
|
--
|
|
select nested_call_one('pass this along');
|
|
select spi_prepared_plan_test_one('doe');
|
|
select spi_prepared_plan_test_one('smith');
|
|
select spi_prepared_plan_test_nested('smith');
|
|
|
|
|
|
|
|
|
|
SELECT join_sequences(sequences) FROM sequences;
|
|
SELECT join_sequences(sequences) FROM sequences
|
|
WHERE join_sequences(sequences) ~* '^A';
|
|
SELECT join_sequences(sequences) FROM sequences
|
|
WHERE join_sequences(sequences) ~* '^B';
|