Learn to install MySQL on Mac OS X Server

You can use the PKG format of the binary installation package to install MySQL in Mac OS X 10.2.x ("Jaguar") and later versions instead of the binary distribution version. Note that this software package does not support earlier versions of Mac OS X

Set up multiple DB2 systems on Linux or UNIX machines

One Linux or UNIX Machine Sets multiple DB2 systems before DB2 for Linux, UNIX, and Windows Version 8, SAP customers can only install one copy of each DB2 Version on one physical machine, the installation path is hard-coded. Although DB2 Version 8

Upgrade Oracle tablespace to local hosting Mode

Tablespaces have two management modes: data dictionary and local hosting. If the data dictionary is used for maintenance, operations that occur on the database segment and are related to disk partition allocation (such as extending a table) will

Error during MySQL installation in Ubuntu: No curses/termcap librar

When I installed MySQL in Ubuntu today, I typed it in the command line. after the/configure -- prefix =/usr/local/MySQL Command is run, the system prompts No curses/termcap library found after the configuration is successful, so I couldn't continue

[RAC] Rolling Installation/rollback patch on 11gR2 rac

When installing small patches in the RAC environment, you can use Rolling installation to provide uninterrupted business applications! When installing the patch, stop a database instance, install the patch on this node, start the instance, stop

Oracle 11.2.0.1: a Bug in NLS_LENGTH_SEMANTICS

During this period of time, data needs to be migrated from the database of the 10g ZHS16GBK character set to the database of the 11g UTF8 character set, and the value of the NLS_LENGTH_SEMANTICS parameter of the source database is Byte, the value of

Errors and solutions during the process of importing data from Oracle817 to Oracle10.2.0.4

1. Error 1: the RBS and TEMP tablespaces cannot be created. IMP-00017: following statement failed with Oracle error 1119:"Create tablespace" RBS "DATAFILE 'd: \ ORACLE \ ORADATA \ ORCL \ RBS01.DBF 'size 5""45259520 autoextend on next 5242880 MAXSIZE

VMWare Cloud Foundry practice (2): successful connection with MongoDB

In the evening, I continued to follow the tutorial and completed the connection to MongoDB. There were some slight bumps in the middle. 1. Follow this tutorial to: http://docs.cloudfoundry.com/services/mongodb/nodejs-mongodb.html 2. Download and

Oracle getting started Tutorial: Online REDO log size adjustment

Assume that there are three log groups, each of which has one member and the size of each member is 1 MB. Now we want to change the size of all three log groups to 10 MB.1. create two new log groupsAlter database add logfile group 4 ('d: \ Oracle \

Oracle 11g ASM Database Upgrade compatible

My database (asm storage) is upgraded from 11.1 to 11.2. This function must be upgraded to 11.2 only when the delay section is created today. Check whether my instance's compatible is 11.1.0.0.0. Naturally, I think of alter systerm set compatible =

Audit causes select * to report ORA-01435: user does not exist

Today, the customer received their own test environment, resulting in a table from the source database to the target database, select * from tabname reported ORA-01435: user does not exist, select count (*) from tabname normal, I used to only

Database Backup and Recovery Basics

I. Backup and Recovery Overview1. Backup and Recovery Overview1.1 What is Backup and Recovery?Generally, backup and recovery references various policies and procedures to protect your database from data loss, and recreate the database after any data

SQLite database SQLite3 command

The SQLite library contains a command line named sqlite3, which allows you to manually enter and execute SQL commands for the SQLite database. This document provides a brief description of sqlite3.Start To start the sqlite3 program, you only need to

ORA-01652: unable to extend temp segment by 8192...

The latest error message "unable to extend temp segment by 8192 in tablespace..." was prompted during rebuild index. This is a common error. When creating an index, you need to use the user's default temporary tablespace for sorting and generating

SQL SERVER 2014 Database Engine 15 new features

1. Memory Optimization tableIn-memory OLTP is a memory-optimized database engine that is integrated into the SQL Server engine.OLTP in memory has been optimized for OLTP. There are many restrictions on the external applications of Transact-SQL

Basic Oracle tutorial-copying a database through RMAN

By using database backup, DBA can create a copy database on the same server or other servers. This replica database can have the same name (copy) or different (clone) from the primary database ). The only difference between Oracle Database copy and

PostgreSQL 9.1.2 general control walsender. c source code analysis

I. Some procedures 1. The master server operates in a continuous archiving mode, while the slave server reads data from the WAL file of the master server in a continuous recovery mode. 2. the archive process pcompetition is responsible for copying

ORA-03106: fatal two-task communication protocol error

Zookeeper ORA-03106: fatal two-task communication protocol error Two-task common errors are generally RDBMS related issues, but cocould be caused by a problem with SQL * Net, or an application (I. e. Pro * C ).Possible causes of ORA-03106:=========

Allow external ip addresses to access your MySQL database in Linux

In Linux, allow external ip addresses to access your MySQL database: 1: Set the mysql configuration file /Etc/mysql/my. cnf Find bind-address = 127.0.0.1 and comment it out; // This will no longer allow local access only; Restart mysql:/etc/init.

Oracle Application Context

Application Context is a group of name-value pairs in the memory. application context belongs to a namespace ). You can only use one custom procedure to call dbms_session.set_context to set the value of application context. You can use sys_context (,

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