set citus.log_remote_commands to on;
set citus.enable_create_database_propagation to on;
set citus.grep_remote_commands to 'COMMENT ON DATABASE';
create database "test1-\!escape";
comment on DATABASE "test1-\!escape" is 'test-comment';
SELECT result FROM run_command_on_all_nodes(
  $$
    SELECT ds.description AS database_comment
    FROM pg_database d
    LEFT JOIN pg_shdescription ds ON d.oid = ds.objoid
    WHERE d.datname = 'test1-\!escape';
  $$
);
    result
---------------------------------------------------------------------
 test-comment
 test-comment
 test-comment
(3 rows)

comment on DATABASE "test1-\!escape" is 'comment-needs\!escape';
SELECT result FROM run_command_on_all_nodes(
  $$
    SELECT ds.description AS database_comment
    FROM pg_database d
    LEFT JOIN pg_shdescription ds ON d.oid = ds.objoid
    WHERE d.datname = 'test1-\!escape';
  $$
);
        result
---------------------------------------------------------------------
 comment-needs\!escape
 comment-needs\!escape
 comment-needs\!escape
(3 rows)

comment on DATABASE "test1-\!escape" is null;
SELECT result FROM run_command_on_all_nodes(
  $$
    SELECT ds.description AS database_comment
    FROM pg_database d
    LEFT JOIN pg_shdescription ds ON d.oid = ds.objoid
    WHERE d.datname = 'test1-\!escape';
  $$
);
 result
---------------------------------------------------------------------



(3 rows)

drop DATABASE "test1-\!escape";
--test metadata sync
select 1 from citus_remove_node('localhost', :worker_2_port);
 ?column?
---------------------------------------------------------------------
        1
(1 row)

create database "test1-\!escape";
comment on DATABASE "test1-\!escape" is 'test-comment';
SELECT result FROM run_command_on_all_nodes(
  $$
    SELECT ds.description AS database_comment
    FROM pg_database d
    LEFT JOIN pg_shdescription ds ON d.oid = ds.objoid
    WHERE d.datname = 'test1-\!escape';
  $$
);
    result
---------------------------------------------------------------------
 test-comment
 test-comment
(2 rows)

select 1 from citus_add_node('localhost', :worker_2_port);
 ?column?
---------------------------------------------------------------------
        1
(1 row)

SELECT result FROM run_command_on_all_nodes(
  $$
    SELECT ds.description AS database_comment
    FROM pg_database d
    LEFT JOIN pg_shdescription ds ON d.oid = ds.objoid
    WHERE d.datname = 'test1-\!escape';
  $$
);
    result
---------------------------------------------------------------------
 test-comment
 test-comment
 test-comment
(3 rows)

drop DATABASE "test1-\!escape";
reset citus.enable_create_database_propagation;
reset citus.grep_remote_commands;
reset citus.log_remote_commands;