Basic Common Operations: The following are all tests passed under mysql5.0. First, note that you must add them at the end of each command. (semicolon)1. Export the entire databaseMysqldump -U User Name -P -- Default-character-set = Latin1
Export the entire database from the MySQL database:
1. Export the entire database
Mysqldump-u username-P Database Name> exported file name
Mysqldump-u wcnc-P smgp_rj_wcnc> wcnc. SQL
2. Export a table
Mysqldump-u user name-P database name Table
Solutions to Em-related problems in Oracle 10 GB
The EM in Oracle 10 Gb adopts the web form to manage databases and related services. However, some em-related problems may occur during use. Based on the prompts from the peers and the actual
There are many MySQL database backup tools, but here we will introduce a small and easy-to-use mysqldump tool, which is located in the database directory bin/mysqldump.exe. in the past few days, when phpMyAdmin is used to back up the database,
MySQL mysqldump is used for export. The basic usage is as follows:
Shell> mysqldump [Options] database [Tables]
If you do not specify any tables, the entire database will be exported.
Run mysqldump -- help to obtain the option table supported by
1. How to create a management user for the mysqld database?
After the database is installed, we should create a management account for the mysql database. To set the root user as the administrator, we should run the following command;
[Root @
We will certainly encounter the situation of backing up the database and restoring the database during the operation of the project. We generally use the following two methods to deal with it:
1. Use into outfile and load data infile to import and
1. SummaryThis article describes how to install and run the mongodbserver (“mongomongod.exe ") on Microsoft Windows and set it to a Windows service. Using MongoDB on Windows is similar to using MongoDB on other platforms. Most components share the
Basic MySQL operations:TestFirst, remember to add the; (semicolon) at the end of each command)1.Export the entireDatabaseMysqldump-u username-p -- default-character-set = Latin1 Database Name> exported file name (the default database encoding is
From http://blog.csdn.net/bjtang/article/details/6571760
Export Database files from a database:1. Export the database mydb to the E:/MySQL/mydb. SQL file:Open start> RUN> Enter cmd to enter Command Line ModeC:/> mysqldump-H localhost-u root-P mydb>
List all configured Databases
[Root @ node1 ~] # Srvctl config DatabaseNovadb
Status of all instances and services
[Root @ node1 ~] # Srvctl status database-D novadbInstance novadb1 is running on node node1Instance novadb2 is running on node
Common MySQL operations: The following are all tests passed under mysql5.0. First, note that you must add them at the end of each command. (semicolon)
1. Export the entire databaseMysqldump-u username-p -- default-character-set = Latin1 Database
When initializing the sqltransaction class, you need to use the begintranscation () method of the sqlconnection class:Sqltransaction mytran; mytran = myconn. begintransaction ();
This method returns a variable of the sqltransaction type. After the
1. Start and exit
1. Go to MySQL: Start MySQL command line client (MySQL dos Interface) and enter the password for installation. The prompt is: mysql>
2. Exit MYSQL: Quit or exit
Ii. Database Operations 1. Create a database
Command: create
Mongoose getting started with mongooseNo matter what database you use as the db service, connect is an essential step. Method 1:
@ Param {String} uri @ param {Object} options @ param {Function} callbackconnect (uri, [options], [callbakc]) returns
In the past two days, a QA asked, "it is difficult to check the Database console because the database storage time is BigInt. I really don't know what it is!
There is related function conversion in the impression, as follows:
The storage time of the
Oracle cross-database query replication table data distributed query, oracle
Method 1:
Currently, most databases require distributed queries. The following describes how to configure cross-database access in oracle.
For example, there are two
One-time oracle em configuration experience and oracleem configuration experience
Configuring em for oracle10grac was originally a very simple task, but it took a long time to record it and forget it.
First, the following error is reported:
[oracle@
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