Oracle

1. Create a tablespace Create a tablespace: MDMS_TS_File, and the data file is MDMS_TS_File.DBF. Specify the storage path as '/oradata1/and the size is 2000 M. Create tablespace MDMS_TS_File DATAFILE '/oradata1/MDMS_TS_File.DBF 'size 2000 m

Differences between adding a comment and canceling a comment: F5 shows the effect, and the execution time is compared to the forced execution index example. Select count (1) FROM (select * from vav_stbms_tb_act_source_2012 where cstart_time> = to_

  1. Disable all oracle services. You can disable it in the windows Service Manager; 2. Open the Registry: regedit open path:HKEY_LOCAL_MACHINE \ SYSTEM \ CurrentControlSet \ Services \Delete all service names starting with oracle in this path. This

Paste the Excel file as follows >>>>>>>---------------------| Permission Definition---------------------| Level 1 permission | grant level 1 permissions to other users| Level 2 permission | oracle internal file management level permission| Level 3

The lifecycle of a database system can be divided into three stages: design, development, and product. The lowest cost and maximum benefit of database performance optimization during the design phase. In the final stage, database performance

The reference function is disabled.For Windows 64-bit Oracle 11g 64-bit, PLSQL Developer has the following problems: 1. The Database drop-down box is blank:2. Enter the username, password, and Database. The logon dialog box is displayed:Reference

Conditional loops can be implemented in two ways. 1. for variable in start value... end value loop end loop; 2. while condition loop end loop; Loop usage: I. X: = 100; LOOP X: = X + 10; If x> 1000 THEN EXIT; End if end loop; Y: = X; Ii. X:

Transferred from http://jonelove00.iteye.com/blog/1685206an Run as the highest administrator during installation: code added in red Find .. \ database \ stage \ prereq \ db \ refhost. xml Open and join Find .. \ database \ install \ oraparam.

1. Open Oracle SQL Developer 2.1 and the following error occurs: "Unable to create an instance of the Java Virtual Machine" Solution: Modify ide \ bin \ ide. conf in the tool path.AddVMOption-Xmx 256 M Reference: http://www.faisalmb.com/blog/post/200

If you think a PL/SQL running for a long time has a problem, you need to stop it immediately. What can be done: There are two methods: 1. Execute alter system kill session' Sid, serial #' The sid, serial #, can be found in V $ Session. Sometimes

As our developers, exp is often used to export all objects of a user from a database,Then Import. During the import process, you will always encounter unexpected problems. One of the problems is that the database already has an object with the same

Syntax: Table Index CREATE [UNIQUE|BITMAP] INDEX [schema.]index_nameON [schema.]table_name [tbl_alias](col [ASC | DESC]) index_clause index_attribs Index_clses:There are two situations:1. Local Index The storage location of the index information

If your ORACLE version is 32-bit, you can use less than GB of memory without some configuration. A software system in the company two days ago needs to be configured in such an environment. For ORACLE's so-called masters like me, I am a little

The installation of SDE10.1 is different from that of the previous version. Therefore, you must carefully read the installation documentation during installation. Steps: 1. Before installing SDE, you need to ensure that the database is installed and

Create or replace package tgatePack is -- Author: GSL -- Created: 2007-06-01 10:30:24 -- Purpose: -- Public type declarations Type rDataSet is ref cursor; -- Public function and procedure declarations Procedure GetAlarmVehicle (p_id alarm_data.id

1. Open the SQL Server Enterprise Manager and choose database> all tasks> export data; 2. Select a Data source: [Data Source] Select "Microsoft ole db provider for SQL Server", which should be the default value.[Server] select the server for which

    The database listening service is dynamically configured and static.   Preparations: 1. create necessary Directories 2. Prepare the init. ora file. 3. Prepare the database creation script Oradim-delete-sid dbname Set oracle_sid =

        Implementation Method: 1. services. msc stop all Oracle services. 2. Start-> Program-> Oracle-OraHome81-> Oracle Installation Products-> Universal Installer Unmount all Oracle products, but the Universal Installer cannot be deleted. 3. Run

    FourthPurpose:Master the two different methods for moving data files and understand the application scenarios of these two methods. Master how to create a tablespace and understand how to use the OMF mechanism to facilitate DBA.Measure the test

In Oracle, how does one set access to multiple SQL Server databases? Suppose we want to access the default pubs and Northwind databases in SQL Server at the same time in Oracle. 1. on a windows machine with Oracle9i Standard Edition or Oracle9i