Parsed test spec with 2 sessions

starting permutation: s0_init s0_begin s0_savepoint s0_truncate s1_checkpoint s1_get_changes s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes
step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding');
?column?
--------
init    
(1 row)

step s0_begin: BEGIN;
step s0_savepoint: SAVEPOINT sp1;
step s0_truncate: TRUNCATE tbl1;
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data
----
(0 rows)

step s0_commit: COMMIT;
step s0_begin: BEGIN;
step s0_insert: INSERT INTO tbl1 VALUES (1);
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                   
---------------------------------------
BEGIN                                  
table public.tbl1: TRUNCATE: (no-flags)
COMMIT                                 
(3 rows)

step s0_commit: COMMIT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                                         
-------------------------------------------------------------
BEGIN                                                        
table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null
COMMIT                                                       
(3 rows)

?column?
--------
stop    
(1 row)


starting permutation: s0_init s0_begin s0_savepoint s0_insert s1_checkpoint s1_get_changes s0_insert2 s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes
step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding');
?column?
--------
init    
(1 row)

step s0_begin: BEGIN;
step s0_savepoint: SAVEPOINT sp1;
step s0_insert: INSERT INTO tbl1 VALUES (1);
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data
----
(0 rows)

step s0_insert2: INSERT INTO user_cat VALUES (1);
step s0_commit: COMMIT;
step s0_begin: BEGIN;
step s0_insert: INSERT INTO tbl1 VALUES (1);
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                                         
-------------------------------------------------------------
BEGIN                                                        
table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null
table public.user_cat: INSERT: val1[integer]:1               
COMMIT                                                       
(4 rows)

step s0_commit: COMMIT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                                         
-------------------------------------------------------------
BEGIN                                                        
table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null
COMMIT                                                       
(3 rows)

?column?
--------
stop    
(1 row)


starting permutation: s0_init s0_begin s0_savepoint s0_insert s1_checkpoint s1_get_changes s0_truncate s0_commit s0_begin s0_insert s1_checkpoint s1_get_changes s0_commit s1_get_changes
step s0_init: SELECT 'init' FROM pg_create_logical_replication_slot('isolation_slot', 'test_decoding');
?column?
--------
init    
(1 row)

step s0_begin: BEGIN;
step s0_savepoint: SAVEPOINT sp1;
step s0_insert: INSERT INTO tbl1 VALUES (1);
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data
----
(0 rows)

step s0_truncate: TRUNCATE tbl1;
step s0_commit: COMMIT;
step s0_begin: BEGIN;
step s0_insert: INSERT INTO tbl1 VALUES (1);
step s1_checkpoint: CHECKPOINT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                                         
-------------------------------------------------------------
BEGIN                                                        
table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null
table public.tbl1: TRUNCATE: (no-flags)                      
COMMIT                                                       
(4 rows)

step s0_commit: COMMIT;
step s1_get_changes: SELECT data FROM pg_logical_slot_get_changes('isolation_slot', NULL, NULL, 'skip-empty-xacts', '1', 'include-xids', '0');
data                                                         
-------------------------------------------------------------
BEGIN                                                        
table public.tbl1: INSERT: val1[integer]:1 val2[integer]:null
COMMIT                                                       
(3 rows)

?column?
--------
stop    
(1 row)