column table: set compress/nocompress support

src/gausskernel/optimizer/commands/tablecmds.cpp

@@ -776,6 +776,7 @@ inline static bool CStoreSupportATCmd(AlterTableType cmdtype)
         case AT_ColumnDefault:
         case AT_SetStatistics:
         case AT_AddStatistics:
+        case AT_SET_COMPRESS:
         case AT_DeleteStatistics:
         case AT_SetTableSpace:
         case AT_SetPartitionTableSpace:

src/test/regress/expected/alter_ctable_compress.out

@@ -0,0 +1,18 @@
+create schema alter_ctable_compress;
+set search_path='alter_ctable_compress';
+create table test1(id int) with (orientation='column', compression=yes);
+create table test2(id int) with (orientation='column', compression=no);
+alter table test1 set nocompress;
+alter table test2 set compress;
+insert into test1 select generate_series(1,50000);
+insert into test2 select generate_series(1,50000);
+select pg_table_size('test1') > pg_table_size('test2') as t;
+ t 
+---
+ t
+(1 row)
+
+drop schema alter_ctable_compress cascade;
+NOTICE:  drop cascades to 2 other objects
+DETAIL:  drop cascades to table test1
+drop cascades to table test2

src/test/regress/parallel_schedule0

@@ -921,5 +921,5 @@ test: detail declare_multiple_variable
 test: gs_dump_encrypt substr
 test: composite_datum_record mysql_function b_comments
 
-test: join_test_alias
+test: join_test_alias alter_ctable_compress
 test: ignore/ignore_type_transform ignore/ignore_not_null_constraints ignore/ignore_unique_constraints ignore/ignore_no_matched_partition

src/test/regress/sql/alter_ctable_compress.sql

@@ -0,0 +1,10 @@
+create schema alter_ctable_compress;
+set search_path='alter_ctable_compress';
+create table test1(id int) with (orientation='column', compression=yes);
+create table test2(id int) with (orientation='column', compression=no);
+alter table test1 set nocompress;
+alter table test2 set compress;
+insert into test1 select generate_series(1,50000);
+insert into test2 select generate_series(1,50000);
+select pg_table_size('test1') > pg_table_size('test2') as t;
+drop schema alter_ctable_compress cascade;