Database Administrator

Oracle Apps Script to create a new User Login Account: -- CREATE a new user account DECLARE P_user_name VARCHAR2 (200): ='Ptiany'; P_owner VARCHAR2 (200): =NULL; P_unencrypted_password VARCHAR2 (200): ='Welcome'; P_session_number NUMBER: =

 1. Grant scott user connection permissions: Grant connect to scott; 2. Create a java project in Myeclipse to import the jdbc package (classes12.jar ): Right-click the project bulid path-> add external archives and select classes12.jar. 3. Create a

---- 1. Compile and install percona-xtrabackup Yum install cmake gcc-c ++ libaio-devel automake autoconf bzr \Bison libtool ncurses-devel zlib-devel libgcrypt-devel Wget

Oracle's traditional Export and Import are retained to 11 GB, and many enterprises still use Export and Import to back up and restore 9i and 10 Gb. Since Oracle 7.3, the traditional exp Export Program provides two Export Path methods: Conventional

Recently, Sybase Central client (java client) was removed from IQ16.0. The new client may only use SCC ?! For old users, it is undoubtedly a pain point. It seems that only one client can be extracted from IQ15.4 or 15.3. In this case, I wrote a

The original database is Oracle11G 11.2.0.3 and runs on 64-bit WINDOWS. It uses RMAN for a backup and uploads the backup file to the/home/oracle/rmanbackup directory on the Linux server, prepare to recover to 64-bit LINUX. The procedure is as

Test environment: slse11.2, 10.4, RedHat5.3, CentOS5 Decompress the packageGavin:/Oracle # tar-xzvf db2exc_975_LNX_x86.tar.gz Cd/oracle/special_27924_linuxia32_expc/ Graphical interface Installation ./Db2setup Manually install db ./Db2_install

1. Introduction Broadly speaking, a data warehouse is a type of database, which is maintained separately with the operational database of the Organization. The data warehouse system allows various application systems to be integrated to provide a

Today I read a book about nodejs, which contains the knowledge required to use the mongoDB database. Before learning about this knowledge, install mongoDB first. The following are the installation steps, hoping to help you install mongoDB. 1.

The Hidden Costs of INSERT EXEC INSERT and EXEC: relational brothers in arms, helping you get your data and then put it somewhere. but like all brothers, their relationship has its ups and downs and sometimes you need to look just below the surface

After installing the OEM grid control 11g, reinstall the agent on a monitoring server and the agent will not be able to work. The error "EMD upload error: uploadXMLFiles skipped" will be reported during the emctl upload check ". As follows: [Oracle @

The concept of SCAN (Single Client Access Name) is introduced in the Oracle 11g RAC cluster, that is, the Single Client Access Name of the cluster. SCAN provides a single host name for the client to access the Oracle database running in the cluster.

After an old DB2 database on the test machine stops the database normally, the sql1_2c error is reported when the database is started. The details are as follows: # Su-db2inst1   $ Db2start 2013-04-23 13:23:08 0 0 sql1_2c An unexpected system error

In Oracle databases, this initialization parameter file is divided into two types: Text parameter files and server parameter files. Their content is the same, but the representation is different. The server parameter files are saved in binary format.

What should I do if SQL Server executes dynamic SQL statements? The following describes the two correct ways for SQL Server to execute dynamic SQL. We hope that you can have a better understanding of SQL Server to execute dynamic SQL. Dynamic SQL:

Oracle online backup In Oracle, online backup requires database operations in ARCHIVELOG mode. In an online store, the database must be on 24x7. Therefore, it is impossible for users to back up the database offline without accessing the database.

INFORMIX databases are widely used relational databases. How to improve their application performance is a matter of concern. Especially with the increasing volume of data in databases and the increasing volume of transactions processed by

The entire porting process is divided into three steps. 1. Copy the ORACLE and HMIS folders: If the original ORANT and HMIS folders are in the C: disk, the new system will be copied to the C: disk; the original files will be in the D: disk, and the

First, place the file to be restored in the DATA file in ms SQL, and enter the ms SQL master database server. 1. We use the default method to create a database for recovery (such as MHDYF2005 ). It can be created in SQL Server. 2. Stop the database

Database administrators must always pay close attention to potential database problems that may negatively affect the availability or performance of each system they manage. Generally, the database administrator can monitor and maintain the system