Help Center/ GaussDB(DWS)/ Tool Guide/ DSC/ SQL Syntax Migration Reference/ MySQL Syntax Migrating/ Schema Objects and Data Definition Language (DDL)/ Table (Optional Parameters and Operations)/ DISTRIBUTE BY
Updated on 2024-07-19 GMT+08:00
View PDF
Share

DISTRIBUTE BY

ADB supports distribution keys. During DSC migration, the corresponding distribution keys are retained.

Input

1
2
3
4
5
6
7
 
CREATE TABLE COPY_DI_DISTRIBUTOR_BUYER_CONTRIBUTION_RANKING_V2 (
	SHOP_ID VARCHAR ,
	DISTRIBUTOR_ID VARCHAR ,
	BUYER_ID VARCHAR ,
	DATE_TYPE BIGINT ,
	PRIMARY KEY (SHOP_ID,DISTRIBUTOR_ID,DATE_TYPE,BUYER_ID)
) DISTRIBUTE BY HASH(SHOP_ID,DISTRIBUTOR_ID,DATE_TYPE);

Output

 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
 
CREATE TABLE "public"."copy_di_distributor_buyer_contribution_ranking_v2" (
  "shop_id" VARCHAR,
  "distributor_id" VARCHAR,
  "buyer_id" VARCHAR,
  "date_type" BIGINT,
  PRIMARY KEY (
    "shop_id",
    "distributor_id",
    "date_type",
    "buyer_id"
  )
) WITH (ORIENTATION = ROW, COMPRESSION = NO) NOCOMPRESS DISTRIBUTE BY HASH (SHOP_ID, DISTRIBUTOR_ID, DATE_TYPE);