oracle重建失效索引 1createorreplaceprocedureindex_rebuildas2cursormycuris3select*4fromuser_indexes5wherestatus='UNUSABLE';6myrec user_indexes%rowtype;7vsqlvarchar(100);8begin9openmycur;10whilemycur%found11loop12fetch
CREATEINDEX indexONtable(column[,column]...); 例子: CREATEINDEXemp_last_name_idxONemployees(last_name);Indexcreated. 删除索引: 只有索引的拥有者或拥有DROP ANY INDEX 权限的用户才可以删除索引,删除操作是不可回滚的。 DROPINDEXindex; 例子: DROPINDEXupper_last_name_idx;Indexdropped. 创建索引: 自动...
要在自身的模式创建私有同义词,用户必须拥有create synonym系统权限。要在其他用户模式创建私有同义词,用户必须拥有create any synonym系统权限。 语法: CREATE [OR REPLACE] SYNONYM [schema.]synonym_name FOR [schema.]object_name ; 参数解释: [OR REPLACE]:在同义词存在的情况下替换该同义词 synonym_name:要创...
aIndexNameINVARCHAR2,aTableOwnerINVARCHAR2,aTableNameINVARCHAR2,aLeafBlocksINNUMBER);ENDindex_util;/CREATEORREPLACEPACKAGEBODYindex_utilISprocedureinspect_schema(aSchemaNameINVARCHAR2)ISbeginFORrIN(select table_owner,table_name,owner index_owner,index_name,leaf_blocks...
create or replace unique|bitmap index <schema>.<index_name> on <schema>. (<column_name>|<expression> asc|desc , <column_name>|<expression> asc|desc ...) tablespace <tablespace_name> storage <storage_settings> logging|nologging compute statistics...
create or replace procedure p_rebuild_all_index (tablespace_name in varchar2) as sqlt varchar(200); begin for idx in (select index_name, tablespace_name, status from user_indexes where tabl... oracle 批量重建索引 原创 wx60f90dec4c4e0 ...
CREATE TABLE person_tab ( pname VARCHAR2(20), RESUME CLOB, picture picture_typ ); 上面的语句完成后,数据将存放在5个物理SEGMENT中。 - TABLE person_tab在缺省TABLESPACE, - RESUME存放的LOB SEGMENT - PICTURE存放的LOB SEGMENT - 标示RESUME存放位置的LOB INDEXSEGMENT ...
create or replace view user_tbl_view (vid,vname,vage) as select id,user_name,age from user_tbl [with check option]|[with read only]; 创建带有错误的视图: create force view user_tbl_force_view as select * from user_table;--此时user_table可以不存在 创建外联接视图: create view user_stu...
Grant succeeded.SQL> conn scott/oracle; 连接scottConnected.SQL> create directory dir3 as '/u01/app/oracle'; 创建目录 Directory created.试着导出时使用该目录，发现成功。[oracle@oracle ~]$ expdp directory=dir3 tables=scott.emp dumpfile=a.dmp Export: Release 10.2.0.1.0 - ...
CREATEORREPLACEPROCEDURETESTAS--定义游标,取该表的前10条记录(通过ID排序)CURSORDATAISSELECT*FROM(SELECTa.*,ROWNUM RNFROMIEW_INDEX aORDERBYID)WHERERN<=10;BEGIN--循环10次,输出ID、INDEX_NAMEFORTEMPINDATA LOOP DBMS_OUTPUT.PUT_LINE(TEMP.ID||','||TEMP.INDEX_NAME);ENDLOOP;END;--输出结果1001,本...