bug: fix ePQ plpython cases

.github/workflows/regression-test.yml

@@ -29,7 +29,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        container_image: [ centos7, ubuntu20.04, ubuntu22.04 ]
+        container_image: [ ubuntu20.04, ubuntu22.04 ]
         instance_type: [ oltp, htap ]
     steps:
       - name: Fetch PolarDB source code

src/test/regress/px_expected/polar-px-dev/bfv_aggregate.out

@@ -291,7 +291,7 @@ select f3, array_sort(myaggp20a(f1)) from t group by f3 order by f3;
 (3 rows)
 
 -- start_ignore
-create language plpythonu;
+create language plpython3u;
 -- end_ignore
 create or replace function count_operator(query text, operator text) returns int as
 $$
@@ -304,7 +304,7 @@ for i in range(len(rv)):
         result = result+1
 return result
 $$
-language plpythonu;
+language plpython3u;
 --
 -- Testing adding a traceflag to favor multi-stage aggregation
 --

src/test/regress/px_expected/polar-px-dev/bfv_index.out

@@ -296,8 +296,8 @@ AND ft.id = dt1.id;
 (30 rows)
 
 -- start_ignore
-create language plpythonu;
-ERROR:  language "plpythonu" already exists
+create language plpython3u;
+ERROR:  language "plpython3u" already exists
 -- end_ignore
 create or replace function count_index_scans(explain_query text) returns int as
 $$
@@ -310,7 +310,7 @@ for i in range(len(rv)):
         result = result+1
 return result
 $$
-language plpythonu;
+language plpython3u;
 DROP TABLE bfv_tab1;
 DROP TABLE bfv_tab2_facttable1;
 DROP TABLE bfv_tab2_dimdate;

src/test/regress/px_expected/polar-px-dev/gporca.out

@@ -16145,7 +16145,7 @@ drop table can_set_tag_target;
 drop table can_set_tag_audit;
 -- start_ignore
 create language plpython3u;
-ERROR:  could not access file "$libdir/plpython3": No such file or directory
+ERROR:  language "plpython3u" already exists
 -- end_ignore
 -- Checking if ORCA uses parser's canSetTag for CREATE TABLE AS SELECT
 create or replace function canSetTag_Func(x int) returns int as $$
@@ -16154,8 +16154,6 @@ create or replace function canSetTag_Func(x int) returns int as $$
     else:
         return x * 3
 $$ language plpython3u;
-ERROR:  language "plpython3u" does not exist
-HINT:  Use CREATE EXTENSION to load the language into the database.
 create table canSetTag_input_data (domain integer, class integer, attr text, value integer)
    ;
 insert into canSetTag_input_data values(1, 1, 'A', 1);
@@ -16164,14 +16162,8 @@ insert into canSetTag_input_data values(3, 0, 'B', 1);
 create table canSetTag_bug_table as
 SELECT attr, class, (select canSetTag_Func(count(distinct class)::int) from canSetTag_input_data)
    as dclass FROM canSetTag_input_data GROUP BY attr, class ;
-ERROR:  function cansettag_func(integer) does not exist
-LINE 2: SELECT attr, class, (select canSetTag_Func(count(distinct cl...
-                                    ^
-HINT:  No function matches the given name and argument types. You might need to add explicit type casts.
 drop function canSetTag_Func(x int);
-ERROR:  function cansettag_func(integer) does not exist
 drop table canSetTag_bug_table;
-ERROR:  table "cansettag_bug_table" does not exist
 drop table canSetTag_input_data;
 -- Test B-Tree index scan with in list
 CREATE TABLE btree_test as SELECT i a, i b FROM generate_series(1,100) i ;

src/test/regress/px_expected/polar-px-dev/qp_with_functional_inlining.out

@@ -46,8 +46,8 @@ set search_path='qp_with_functional_inlining';
 -- end_matchsubs
 -- start_ignore
 /*--EXPLAIN_QUERY_BEGIN*/
-CREATE LANGUAGE plpythonu;
-psql:sql/polar-px-dev/qp_with_functional.sql:40: ERROR:  language "plpythonu" already exists
+CREATE LANGUAGE plpython3u;
+psql:sql/polar-px-dev/qp_with_functional.sql:40: ERROR:  language "plpython3u" already exists
 -- end_ignore
 CREATE TABLE foo AS SELECT i as a, i+1 as b from generate_series(1,10)i;
 CREATE TABLE bar AS SELECT i as c, i+1 as d from generate_series(1,10)i;

src/test/regress/px_expected/polar-px-dev/qp_with_functional_noinlining.out

@@ -45,8 +45,8 @@ set search_path='qp_with_functional_noinlining';
 -- end_matchsubs
 -- start_ignore
 /*--EXPLAIN_QUERY_BEGIN*/
-CREATE LANGUAGE plpythonu;
-psql:sql/polar-px-dev/qp_with_functional.sql:40: ERROR:  language "plpythonu" already exists
+CREATE LANGUAGE plpython3u;
+psql:sql/polar-px-dev/qp_with_functional.sql:40: ERROR:  language "plpython3u" already exists
 -- end_ignore
 CREATE TABLE foo AS SELECT i as a, i+1 as b from generate_series(1,10)i;
 CREATE TABLE bar AS SELECT i as c, i+1 as d from generate_series(1,10)i;

src/test/regress/sql/polar-px-dev/bfv_aggregate.sql

@@ -92,7 +92,7 @@ insert into t values(3,array[3],'b');
 select f3, array_sort(myaggp20a(f1)) from t group by f3 order by f3;
 
 -- start_ignore
-create language plpythonu;
+create language plpython3u;
 -- end_ignore
 create or replace function count_operator(query text, operator text) returns int as
 $$
@@ -105,7 +105,7 @@ for i in range(len(rv)):
         result = result+1
 return result
 $$
-language plpythonu;
+language plpython3u;
 
 --
 -- Testing adding a traceflag to favor multi-stage aggregation

src/test/regress/sql/polar-px-dev/bfv_index.sql

@@ -121,7 +121,7 @@ WHERE ft.wk_id = dt.wk_id
 AND ft.id = dt1.id;
 
 -- start_ignore
-create language plpythonu;
+create language plpython3u;
 -- end_ignore
 
 create or replace function count_index_scans(explain_query text) returns int as
@@ -135,7 +135,7 @@ for i in range(len(rv)):
         result = result+1
 return result
 $$
-language plpythonu;
+language plpython3u;
 
 DROP TABLE bfv_tab1;
 DROP TABLE bfv_tab2_facttable1;

src/test/regress/sql/polar-px-dev/bfv_partition_plans.sql

@@ -11,7 +11,7 @@ set search_path=bfv_partition_plans;
 -- Initial setup for all the partitioning test for this suite
 --
 -- start_ignore
-CREATE LANGUAGE plpythonu;
+CREATE LANGUAGE plpython3u;
 -- end_ignore
 
 create or replace function count_operator(query text, operator text) returns int as

src/test/regress/sql/polar-px-dev/qp_with_functional.sql

@@ -37,7 +37,7 @@
 
 -- start_ignore
 /*--EXPLAIN_QUERY_BEGIN*/
-CREATE LANGUAGE plpythonu;
+CREATE LANGUAGE plpython3u;
 -- end_ignore
 
 CREATE TABLE foo AS SELECT i as a, i+1 as b from generate_series(1,10)i;