orcle 10g 创建分区表不能自动创建,如果想自动根据时间创建分区表需要写脚本自动增加partition
CREATE TABLE jcsj_sssj ( tagname VARCHAR2(128), tagvalue VARCHAR2(128), timetamp DATE ) PARTITION BY RANGE (timetamp) ( PARTITION P0 VALUES LESS THAN (TO_DATE('11-2-2017', 'dd-mm-yyyy')), PARTITION P1 VALUES LESS THAN (TO_DATE('21-2-2017', 'dd-mm-yyyy')), PARTITION P2 VALUES LESS THAN (TO_DATE('1-3-2017', 'dd-mm-yyyy')), PARTITION P3 VALUES LESS THAN (TO_DATE('11-3-2017', 'dd-mm-yyyy')), PARTITION P4 VALUES LESS THAN (TO_DATE('21-3-2017', 'dd-mm-yyyy')), PARTITION P5 VALUES LESS THAN (TO_DATE('1-4-2017', 'dd-mm-yyyy')), PARTITION P6 VALUES LESS THAN (TO_DATE('11-4-2017', 'dd-mm-yyyy')), PARTITION P7 VALUES LESS THAN (TO_DATE('21-4-2017', 'dd-mm-yyyy')), PARTITION P8 VALUES LESS THAN (TO_DATE('1-5-2017', 'dd-mm-yyyy')), PARTITION P9 VALUES LESS THAN (TO_DATE('11-5-2017', 'dd-mm-yyyy')), PARTITION P10 VALUES LESS THAN (TO_DATE('21-5-2017', 'dd-mm-yyyy')))alter table jcsj_sssj add constraints jcpk PRimary key (timetamp,tagname);--创建联合主键,提供索引提高查询效率
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