56 dba

650) this.width=650; "Src=" https://s3.51cto.com/wyfs02/M00/05/D7/wKiom1mtGVDSusvRAAYGcg97wFw550.png-wh_500x0-wm_ 3-wmp_4-s_2418458466.png "title=" the DBA Training "alt=" Wkiom1mtgvdsusvraaygcg97wfw550.png-wh_50 "/>There is no doubt that today's

Differences between sysdba, sysoper, and dba For sysdba, sysoper, and dba, many terms may be used at work. If the environment is a server, sysdba may be frequently used. DBAs are required permissions for database maintenance. The official Oracle

DBA Operational Specifications1, involved in business modification/deletion of data, in the business party, the CTO's mail approval before the executable, before the implementation of the backup, if necessary reversible.2, all on-line demand must go

Moutai e-commerce has multiple SQL Injection packages in the background (DBA permission/17 databases/47W members) Note:Http://www.emaotai.cn: 90/zyd/ Account: wangleiPassword 123456Get submit method SQL injection point:Http://www.emaotai.cn:

When I got off work, a netizen sent a QQ message saying that SQL was slow and it would take 1-3 seconds to get the result. I hope to optimize it: Select/* + index (TMS, idx1_tb_evt_dlv_w) */TMS. mail_num, TMS. dlv_bureau_org_code as dlvorgcode, Ro.

This is the data recovery case for a customer we've been working on recently, and the customer environment is windows,oracle version 9201. The database could not be opened because of a disk failure. After understanding, the customer in June on the

First find the two files, Rocky@localhost> show variables like 'datadir';+---------------+-------------------------+| Variable_name | Value |+---------------+-------------------------+| datadir | /home/mysql/mysql/data/ |+--

ISQL * PLUS is a new feature provided by ORACLE9i. It is a Web form of SQL * PLUS (not supported by ORACLE11g). It is designed based on a three-tier structure. ISQL * PLUS is a new feature provided since ORACLE 9i. It is a Web form of SQL * PLUS

Isql*plus Introduction Isql*plus is a new feature offered from Oracle 9i and is a sql*plus Web form (Oracle 11g is not supported). is based on a three-tier structure. Its client, middle, and server can be located on the same machine or on a

Sql> CREATE TABLE t10046 as SELECT * from Dba_objects; Table created. Sql> Select File_id,block_id,blocks from dba_extents where segment_name= ' T10046 '; file_id block_id BLOCKS------------------------------1 94664 8 1 94672 8 1