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henrybai
ORACLE DBA：管理ORACLE数据库。
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The constraint also helps speed up the query.
The constraint also helps speed up the query.As we know the constraint is an object to keep data integrity in oracle database.it is also help accelerate the query.So we should not disable the contraint simply just because our data is cleansed in our databa原创 2010-11-29 13:13:00 · 536 阅读 · 0 评论 -
Use sql loader to load data into database.
Use sql loader to load data into database: use it simlply.原创 2011-02-23 16:09:00 · 1303 阅读 · 0 评论 -
The warning related the arch process!
The warning related the arch process!原创 2011-03-10 14:55:00 · 869 阅读 · 0 评论 -
A bug found
A bug found:BUG:4591936原创 2011-03-09 15:28:00 · 1104 阅读 · 0 评论 -
Recreate the EM repository.
Recreate the EM repository when it failed.原创 2011-02-11 15:24:00 · 1228 阅读 · 0 评论 -
How to check srvconfig.
A way to check srvconfig configuration.原创 2011-03-02 11:25:00 · 758 阅读 · 0 评论 -
RMAN failed becaue of ORA-19502.
channel ORA_DISK_2: starting piece 1 at DEC-28-2010 12:15:14 RMAN-00571: =========================================================== RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS =============== RMAN-00571: ====================================原创 2010-12-29 10:38:00 · 1265 阅读 · 0 评论 -
Summary the high availability technologies offered by SQL Server 2008.
Look the high availability technologies offered by SQL Server 2008. 1. Federated Databases. 2. Failover Clustering 3. Mirror Database 4. Peer to peer Replication原创 2010-12-03 11:38:00 · 603 阅读 · 0 评论 -
One Node RAC concept.
One Node RAC concept getting to know.原创 2010-12-03 17:44:00 · 845 阅读 · 0 评论 -
The error: ORA-01830: date format picture ends before converting entire input string..
we should use TO_TIMESTAMP_TZ becasue the data with the TIME ZONE.原创 2011-03-11 15:33:00 · 4277 阅读 · 0 评论