Help Center> Data Warehouse Service (DWS)> Tool Guide> DSC> SQL Syntax Migration Reference> MySQL Syntax Migrating> Schema Objects and Data Definition Language (DDL)> Table (Optional Parameters and Operations)> DROP (Table Deletion)
Updated on 2024-04-28 GMT+08:00
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DROP (Table Deletion)

Both GaussDB(DWS) and MySQL support using the DROP statement to delete tables. However, GaussDB(DWS) does not support the RESTRICT | CASCADE keyword in the DROP statement. DSC will delete the keywords during migration.

Input

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CREATE TABLE IF NOT EXISTS `public`.`express_elb_server`(
   `runoob_id` VARCHAR(10),
   `runoob_title` VARCHAR(100) NOT NULL,
   `runoob_author` VARCHAR(40) NOT NULL,
   `submission_date` VARCHAR(10)
)ENGINE=InnoDB DEFAULT CHARSET=utf8;
DROP TABLE  `public`.`express_elb_server` RESTRICT;

Output

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CREATE TABLE IF NOT EXISTS "public"."express_elb_server"
(
  "runoob_id" VARCHAR(40),
  "runoob_title" VARCHAR(400) NOT NULL,
  "runoob_author" VARCHAR(160) NOT NULL,
  "submission_date" VARCHAR(40)
)
  WITH ( ORIENTATION = ROW, COMPRESSION = NO )
  NOCOMPRESS
  DISTRIBUTE BY HASH ("runoob_id");
DROP TABLE "public"."express_elb_server";