doc-exports/docs/dws/tool/dws_16_0116.html
Lu, Huayi 27019c2991 DWS TOOL 830.201 version
Reviewed-by: Hasko, Vladimir <vladimir.hasko@t-systems.com>
Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: Lu, Huayi <luhuayi@huawei.com>
Co-committed-by: Lu, Huayi <luhuayi@huawei.com>
2024-05-16 07:35:25 +00:00

2.5 KiB

JSON Types

Overview

The JSON data type can be used to store JavaScript Object Notation (JSON) data. DSC supports the following type conversions:

Type Mapping

Input Example (JSON)

CREATE TABLE IF NOT EXISTS `runoob_dataType_test`(
    `dataType_1` INT,
    `dataType_2` VARCHAR,
    `dataType_3` JSON
);
ALTER TABLE `runoob_dataType_test` ADD COLUMN `dataType_4` JSON NOT NULL;
ALTER TABLE `runoob_dataType_test` CHANGE COLUMN `dataType_4` `dataType_5` JSON NOT NULL;

Output

CREATE TABLE IF NOT EXISTS "public"."runoob_datatype_test"
(
  "datatype_1" INTEGER,
  "datatype_2" VARCHAR,
  "datatype_3" JSONB
)
  WITH ( ORIENTATION = ROW, COMPRESSION = NO )
  NOCOMPRESS
  DISTRIBUTE BY HASH ("datatype_1");
ALTER TABLE
  "public"."runoob_datatype_test"
ADD
  COLUMN "datatype_4" JSONB;
ALTER TABLE
 "public"."runoob_datatype_test" CHANGE COLUMN "datatype_4" "datatype_5" JSONB;