CREATETABLE T (ID NUMBER PRIMARY KEY, TIME DATE); INSERT INTO T SELECT ROWNUM, SYSDATE - ROWNUM FROM DBA_OBJECTS WHERE ROWNUM <=5000; COMMIT; CREATE TABLE T_NEW (ID, TIME) PARTITION BY RANGE (TIME) (PARTITION P1 VALUES LESS THAN (TO_DATE('2000-1-1', 'YYYY-MM-DD')), PARTITION ...
2) Insert into the partitioned table with a subquery from the non-partitioned table: SQL> insert into partbl (qty, name) select * from origtbl; 3) If you want the partitioned table to have the same name as the original table, then drop the original table and rename the new table: ...
(partitionpart_01valuesless than(to_date(’2009-01-01’,’yyyy-mm-dd’)),partitionpart_02valuesless than(to_date(’2010-01-01’,’yyyy-mm-dd’)),partitionpart_03valuesless than(maxvalue) );createtableemp_sub_template (deptno number, empnamevarchar(32), grade number)partitionbyrange(dept...
CREATE TABLE AS语句用于根据查询结果创建新表,其基本语法如下: sql CREATE TABLE new_table AS SELECT column1, column2, ... FROM existing_table WHERE condition; 学习如何在CREATE TABLE AS语句中指定分区选项: 在CREATE TABLE AS语句中,可以通过在CREATE TABLE子句后面添加PARTITION BY子句来指定分区选项。
(partition part_t01 values less than(to_date('2018-11-01', 'yyyy-mm-dd'))); --创建主键 alter table test_part add constraint test_part_pk primary key (ID) using INDEX; -- Create/Recreate indexes create index test_part_create_time on TEST_PART (create_time); ...
oracle select create table分区表结构 当我们在Oracle中创建一个分区表时,我们可以在SELECT语句中使用以下语法来创建表的分区结构: ``` CREATE TABLE table_name PARTITION BY RANGE (column_name) ( PARTITION partition_name1 VALUES LESS THAN (value1), PARTITION partition_name2 VALUES LESS THAN (value2),...
--创建主键 alter table test_part add constraint test_part_pk primary key (ID) using INDEX; 2.5 测试 可以添加几条数据来看看效果,oracle 会自动添加分区。 --查询当前表有多少分区 select table_name,partition_name from user_tab_partitions where table_name='TEST_PART'; ...
SQL>select index_name,table_name,partitioning_type,locality,ALIGNMENTfrom user_part_indexes where table_name=‘CUSTADDR’;index_name table_name partition locali alignment ix_custaddr_local_areacode custaddr list local prefixed ix_custaddr_local_id custaddr list local non_prefixed ...
PARTITION partition2015 VALUES LESS THAN(to_date('2016-01-01:00:00:00','yyyy-mm-dd hh24:mi:ss')) ); (3.2)按”月“自动创建分区(关键字:NUMTOYMINTERVAL) 例子:创建按月自动分区表,按照员工生日(birthday字段),每月一个分区。 CREATE TABLE interval_month_table01 ...
create tablespace tbs1; create tablespace tbs2; create tablespace tbs3; create table members ( id number, name varchar2(32), create_time date) partition by range(create_time) ( partition p1 values less than (to_date('2023-02-01', 'yyyy-mm-dd')) tablespace tbs1, -- 指定分区p1放在tbs...