global temporary table oracle 11g performance

Temporary tablesIn Oracle, a temporary table is "static," which, like a regular datasheet, needs to be created only once, and its structure is valid for the entire period from creation to deletion. In contrast to other types of tables, a temporary

: CREATE GLOBAL Temporary (2) Transaction-specific temporal tables Grammar: CREATE GLOBAL Temporary Example: CREATE GLOBAL Temporary TABLE mytemptable Difference: 　　　　On COMMIT DELETE

Oracle Temporary Tables (Temporary Oracle table) 1. Create a temporary table syntax A. on commit delete rows defines how to create A transaction-level

Create a temporary Oracle table CREATE GLOBAL TEMPORARY TABLE TABLENAME (COL1 VARCHAR2(10),COL2 NUMBER) ON COMMIT PRESERVE(DELETE) ROWS ; This temporary

. The Code is as follows: SQL code -- Query Result to temporary tableSelect top (@ PageSize) Identifier, IsTop, IsPlacard INTO # tempTable FROM View_BbsInfo WHERE(@ Identifier is null or Identifier = @ Identifier) AND(@ IsTop is null or IsTop = @ IsTop) AND(@ IsPlacard is null or IsPlacard = @ IsPlacard)DECLARE @ TotalPage intSELECT @ TotalPage = Count (Identifier) FROM # tempTableIF (@ TotalPage % @ PageSize = 0)BEGINSET @ TotalPage = @ T

parameters in the process package are optional. The number of disks is not too accurate, so enter an approximate value to make the calibration faster and more accurate. finally in I/O During the calibration process, you can V$io_calibration_status view to view the calibration status. after I/O Calibration is successful, you can see the calibration results in the dba_rsrc_io_calibrate table, in order to better understand I/o The calibration

Tags: delete save cannot dictionary create pre auto drop otherwiseThe Oracle database can also create temporary tables in addition to saving permanent tables. A temporary table is a nologging that is stored in a temporary table sp

Oracle temporary table application problems some people have provided the best optimization ideas on the Internet: 1. first, extract the records that meet the conditions in the large table to generate a temporary table. 2. then, a

An Oracle temporary table can have two types of temporary tables1. Session-level temporary tableSaves the data used by the current session, which exists during the data session. After each submission, ORACLE truncates the

Oracle 11g, when backing up a database with the exp command, if the table does not have a datagram EXP-00011 error, the corresponding table does not exist. As a result, the corresponding empty table cannot be backed up. Cause: by default, a segment is not allocated when a

Issue: ORACLE 11g exports a user's own table with the EXP command export and IMP imports 10g found empty table cannot be exportedCause: 11g When you start to build a table, segment is not assigned by default to save space, and whe

The Oracle temporary tablespace is used primarily for querying and storing some buffer data. The primary reason for the temporary table space consumption is the need to sort the intermediate results of the query.Restarting the database frees up the temporary tablespace, assu

formal tables, and the code of the application stored procedure is as follows: DELETE INSERT into This approach results in simultaneous data processing at the same time due to the You can eliminate locking of temporary tables by using temporary tables in the true sense of Oracle. The basic definition of a temporary