CREATE SCHEMA

CREATE TABLE

RENAME TABLE

"tb03"

RENAME TABLE

"tb01"

DROP COLUMN

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   name varchar,
   salary integer
)
COMMENT ''"

SET COLUMN TYPE

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   name varchar,
   salary bigint
)
COMMENT ''"

COMMENT

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   name varchar,
   salary bigint
)
COMMENT 'test table comments'"

RENAME COLUMN

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   s varchar,
   salary bigint
)
COMMENT 'test table comments'"

COMMENT

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   s varchar COMMENT 'test column comments',
   salary bigint
)
COMMENT 'test table comments'"

ADD COLUMN

"CREATE TABLE gt_postgresql.gt_db1.tb01 (
   s varchar COMMENT 'test column comments',
   salary bigint,
   city varchar COMMENT 'aaa'
)
COMMENT 'test table comments'"

"s","varchar","","test column comments"
"salary","bigint","",""
"city","varchar","","aaa"

"s","varchar","","test column comments"
"salary","bigint","",""

DROP COLUMN

RENAME COLUMN

CREATE TABLE

INSERT: 1 row

CREATE TABLE

COMMENT

ADD COLUMN

INSERT: 1 row

"1","","true"

"CREATE TABLE gt_postgresql.gt_db1.tb03 (
   id integer COMMENT 'this is id',
   name varchar(50),
   gender boolean NOT NULL
)
COMMENT ''"

DROP TABLE

DROP TABLE

DROP TABLE

DROP SCHEMA