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Linux terminal prompt features are defined by the system environment variable ps1. Run the ''echo $ PS1 #39; #39; command to view the current settings. PS1 values are composed of a series of static text or Linux terminal prompt features are defined

Problem description: mysqlcc is installed in Federo8 but garbled characters appear after the database is opened. However, as far as I know, mysqlcc supports GBK Simplified Chinese. This problem does not occur in windows. Problem description: mysqlcc

1. It is best not to write a Commit statement in the Oracle stored procedure. Generally, the caller automatically Commit the data. For example, when calling with NHibernate, NHibernate automatically Commi 1. It is best not to write a Commit

After MySql is installed, there is only one ROOT user with super management permissions, and ROOT restrictions can only be used on the local database. What if we want to remotely manage MySql? In fact, we need After MySql is installed, there is only

Check whether the system starts Selectisspecified with pfile or spfile, count (*) fromv $ spparametergroupbyisspecified; if the isspecified contains true, Check whether the system starts Select isspecified using pfile or spfile, count (*) from v $

If you have installed ORACLE9I and then installed ORACLE10G, when you use TOAD or PLSQLDeveloper, selecting a database will shield SERVICES of the 9I Database. If you have installed ORACLE9I and then installed ORACLE10G, when you use TOAD or PLSQL

The Linux community has compiled the following knowledge about Oracle databases in a Linux environment for your reference! Install and install oracle9.2.0.04 [o The Linux community has compiled the following knowledge about Oracle databases in a

Now more and more friends are using Ubuntu, including I have replaced Windows from the very beginning as my only desktop system, while working with Oracle, Ora Now more and more friends are using Ubuntu, including I have replaced Windows from the

Create user createuserxxxxxidentifiedbyxxxxxprofiledefadefadefaulttablespaceuserstemporarytablespacetempts01accountunl in Oracle Create user xxxxx identified by xxxxxPROFILE defaultdefault tablespace userstemporary tablespace TEMPTS01ACCOUNT UNL

1. First, check the tablespace name and its file selecttablespace_name, file_id, file_name, round (bytes (1024*1024), 0) total_spacefromd 1. First, check the tablespace name and its file select tablespace_name, file_id, file_name, round (bytes/(1024

Since Oracle10g, Oracle has greatly enhanced the OEM tools and provided a full display of EM tools on the server side. In 10 Gb, the client does not have to install any Oracle client tool. Since Oracle10g, Oracle has greatly enhanced the OEM tools

Linux community (www.linuxidc.com) is a professional Linux System Portal website that publishes the latest Linux information in real time, including Linux, Ubuntu, Fedora, RedHat, Red Flag Linux, Linux tutorial, Linux certification, SUSE Linux

As a DBA, every full-Database Backup can be performed only when others do not use the database (I know there are other methods, this article only considers export ). As a DBA, every full-Database Backup can be performed only when others do not use

MySQL suddenly becomes unavailable. In the end, it is found that var in Linux has no space, and the usage rate is 100%. No way. You can only move the database file to another partition. MySQL suddenly becomes unavailable. In the end, it is found

A large user table is a partition table with million records. Check the execution plan as expected, but the full table scan is used when the user table is last associated. A large user table is a partition table with million records. Check the

Percona-toolkit: pt-summary, pt-mysql-summary, pt-config-diff, and pt-variable-advisor Percona-toolkit: pt-summary, pt-mysql-summary, pt-config-diff, and pt-variable-advisor Abstract: The following commands help you better understand the status

When you create a foreign key in MySQL, you will often encounter problems and failures. This is because MySQL still has many details to pay attention to. I have summarized and reviewed the information and listed the following When you create a

Comparison Between Data Pump and conventional method: Data Pump is introduced at Oracle10g. Compared with traditional expimp, data pump can work separately, and can suspend and resume Import and Export tasks. Comparison Between Data Pump and

Expand the database UNDO tablespace online and log on to the Oracle database server with an Oracle account Expand the database UNDO tablespace online and log on to the Oracle database server with an Oracle account Expand the database UNDO

An existing Linux server needs to start multiple data instances, such as DB1 and DB2: exportORACLE_SIDDB1sqlpluslsquo; assysdba #39; lt; star An existing Linux server needs to start multiple data instances, such as DB1 and DB2: export ORACLE_SID =