CREATE TABLE partitioned_table ( id NUMBER, data_date DATE, data_value NUMBER ) PARTITION BY RANGE (data_date) ( PARTITION p1 VALUES LESS THAN (TO_DATE('2022-01-01', 'YYYY-MM-DD')), PARTITION p2 VALUES LESS THAN
Database version - 9.2.0.8 Create Partitioned table which PARTITION BY RANGE (EOW_DATE column which is of data type date) and then SUBPARTITION BY HASH (store column of number datatype) Below are the list of columns Name Null? Type --- --- --- DEPT NOT NULL NUMBER(4) CLASS NOT NU...
PARTITION part01 ,ITPUB个人空间9l_m_O B7@_a PARTITION part02ITPUB个人空间2v_u_E2X'p4D_~1Q_\ p0J ); 4、组合分区表ITPUB个人空间_J5l/@7a;~_Y_f.t CREATE TABLE range_hash_example(ITPUB个人空间8D P_o_m:O_V range_column_key DATE, _k R:e_eD+t_a0hash_column_key INT,ITPUB个人...
SQL> create table partbl (qty number(3), name varchar2(15)) partition by range (qty) (partition p1 values less than (501),partition p2 values less than (maxvalue)); 2) Insert into the partitioned table with a subquery from the non-partitioned table: SQL> insert into partbl (qty, ...
PARTITION CUS_PART2 VALUES LESS THAN (200000) TABLESPACE CUS_TS02 ) 例二:按时间划分 CREATE TABLE ORDER_ACTIVITIES ( ORDER_ID NUMBER(7) NOT NULL, ORDER_DATE DATE, TOTAL_AMOUNT NUMBER, CUSTOTMER_ID NUMBER(7), PAID CHAR(1) ) PARTITION BY RANGE (ORDER_DATE) ...
PARTITION BY LIST (SEX) --SEX列只有两个值,采用列表分区 ( PARTITION MALE VALUES ('男') TABLESPACE part_Data1, PARTITION FEMALE VALUES ('女') TABLESPACE part_Data2 ) CREATE TABLE PART_TAB_CUSTOMER_BY_LIST ( CUSTOMER_ID NUMBER NOT NULL PRIMARY KEY, ...
CREATE TABLE monthly_partitioned_table ( id NUMBER PRIMARY KEY, name VARCHAR2(100), created_date DATE ) PARTITION BY RANGE (created_date) INTERVAL (NUMTOYMINTERVAL(1, 'MONTH')) ( PARTITION p_initial VALUES LESS THAN (TO_DATE('2023-01-01', 'YYYY-MM-DD')) ); 在这个例子中: created...
转:Oracle分区表 (Partition Table) 的创建及管理 1。。。 1. (1) 表空间及分区表的概念 1. 表空间: 1. 是一个或多个数据文件的集合,所有的数据对象都存放在指定的表空间中,但主要存放的是表, 所以称作表空间。 1. 分区表: 1. 当表中的数据量不断增大,查询数据的速度就会变慢,应用程序的性能就会...
(partition q1_northwest value ('OR','WA'), (partition q1_southwest value ('AZ','UT')); 可以用值DEFAULT来指定除已经明确指定的值以外其他的值,NULL来指定空值。 4. rang-hash create table scubagear (equipno number,equipname varchar(32),price number) partition by range (equipno) subpartition...
不能用于合并引用分区表(reference-partitioned table) 合并范围分区 允许合并两个临近范围的分区到另外分区,不相邻分区无法合并。合并结果分区继承两个源分区的最大边界。 demo: 1--Create a Table with four partitions each on its own tablespace2--Partitioned by range on the data column.3CREATETABLEfour_...