2017年10月8日 星期日
2 建立Partation Table
https://docs.oracle.com/cd/B28359_01/server.111/b28310/tables007.htm#ADMIN01514
續
原來的 TABLE
CREATE TABLE "MIKE1"."TABLE6"
( "SEQ" NUMBER NOT NULL ENABLE,
"DATESTR" DATE NOT NULL ENABLE,
"R" NUMBER DEFAULT 10 NOT NULL ENABLE
)
TABLESPACE "TB" ;
改成
CREATE TABLE "MIKE1"."TABLE7"
( "SEQ" NUMBER NOT NULL ENABLE,
"DATESTR" DATE NOT NULL ENABLE,
"R" NUMBER DEFAULT 10 NOT NULL ENABLE,
CONSTRAINT "TABLE7_PK" PRIMARY KEY ("SEQ")
USING INDEX PCTFREE 10 INITRANS 2 MAXTRANS 255 COMPUTE STATISTICS
TABLESPACE "TB" ENABLE
)
TABLESPACE "TB"
PARTITION BY RANGE( DATESTR)
(
PARTITION TABLE7_201801 VALUES LESS THAN(TO_DATE('2018/02/01','YYYY/MM/DD')),
PARTITION TABLE7_201802 VALUES LESS THAN(TO_DATE('2018/03/01','YYYY/MM/DD')),
PARTITION TABLE7_201803 VALUES LESS THAN(TO_DATE('2018/04/01','YYYY/MM/DD')),
PARTITION TABLE7_201804 VALUES LESS THAN(TO_DATE('2018/05/01','YYYY/MM/DD')),
PARTITION TABLE7_201805 VALUES LESS THAN(TO_DATE('2018/06/01','YYYY/MM/DD')),
PARTITION TABLE7_201806 VALUES LESS THAN(TO_DATE('2018/07/01','YYYY/MM/DD')),
PARTITION TABLE7_201807 VALUES LESS THAN(TO_DATE('2018/08/01','YYYY/MM/DD')),
PARTITION TABLE7_201808 VALUES LESS THAN(TO_DATE('2018/09/01','YYYY/MM/DD')),
PARTITION TABLE7_201809 VALUES LESS THAN(TO_DATE('2018/10/01','YYYY/MM/DD')),
PARTITION TABLE7_201810 VALUES LESS THAN(TO_DATE('2018/11/01','YYYY/MM/DD')),
PARTITION TABLE7_201811 VALUES LESS THAN(TO_DATE('2018/12/01','YYYY/MM/DD')),
PARTITION TABLE7_201812 VALUES LESS THAN(TO_DATE('2019/01/01','YYYY/MM/DD'))
);
ALTER TABLE MIKE1.TABLE7
SET INTERVAL ((NUMTOYMINTERVAL(1, 'MONTH'))) ;
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