Use MySQL as the Import and Export commands for Backup recovery,
MysqldumpExport the database using the command line:1. Go to the bin folder under the MySQL Directory: directory from cd MySQL to the bin folderFor example, if the command line I
This is a creation in
Article, where the information may have evolved or changed.
Basic concepts
Open () –creates a DB
Close ()-Closes the DB
Query ()-Search
Queryrow ()-Query row
Exec ()-Perform operation, Update,insert,delete
This article mainly tells you about the actual configuration method of the free installation version of MySQL, as well as a detailed description of its download URL. I hope you will gain some benefits.
This article mainly tells you about the actual
Excel import MySQL data loss
Last night did not solve a night, come here for help, thank you.
for ($j =3; $j {$a = $objPHPExcel->getactivesheet ()->getcell ("a". $j)->getvalue ();$a =iconv ("UTF-8", "Gbk//ignore", $a);//transcoding$b = $objPHPExcel-
Server for Ubuntu systemInstall JDK version: jdk-7u79-linux-x64.tar.gzInstalling the Tomcat version: apache-tomcat-7.0.69.tar.gzDatabase Oracle, exported DMP file (Note Export database version with import version issue)1. Installing the
1. Export the entire database
Mysqldump-u user name-p--default-character-set=latin1 Database name > exported file name (database default encoding is latin1)
Mysqldump-u wcnc-p SMGP_APPS_WCNC > Wcnc.sql
2. Export a table
Mysqldump-u user name-P
Mysqldumpcommand-line Export database:1, into the MySQL directory under the Bin folder: cd MySQL to the Bin folder directoryAs I entered the command line: CD C:\Program files\mysql\mysql Server 4.1\bin2, Export database: Mysqldump-u user name-p
The following article is mainly about MySQL-free installation version of the actual configuration method, its free installation version can be downloaded in the relevant web site, download can be extracted to C:\MySQL to obtain his arbitrary
One, import database hint datasheet already exists
Zhou Liang Blog To use the host-host 91 for example, to provide the phpMyAdmin function, import database only need to select a convenient database, import on it. Although the method is simple, it
Data pump technology is a new technology in Oracle Database 10g, which is 15-45 times faster than the original import/export (IMP,EXP) technology. The increase in speed stems from the use of parallel techniques to read and write export dump files.
Import Export of data
Description:
Objects targeted: Import and export of data the role involved is primarily the engineering implementation personnel.
The problem to be solved is to import the required data from one database into another. 1 Tools
1. Export the entire database
Mysqldump-u user name-p database name > exported file name
Mysqldump-u wcnc-p SMGP_APPS_WCNC > Wcnc.sql
2. Export a table
Mysqldump-u user name-P database name Table name > exported file name
Mysqldump-u wcnc-p
Objective
DDL (data definition Language) Statements: Data definition statements that define different data segments, databases, tables, columns, indexes, and other database objects. The commonly used statement keywords include create, drop,
first, the basic knowledgeThe importance of data is needless to say, it should be emphasized that the backup is not the purpose, can recover is the purpose, the following mariadb some concepts to explain.1. Classification of storage enginesMariadb5.1
How Oracle implements a one-stop operation for creating databases, backing up databases, and importing data exportsThe management of data objects and data in Oracle is undoubtedly managed using PL/SQL developer, which also provides us with a lot of
Recently used to write a WinForm program to use Excel file Import database, online search method, found the attempt can be used.Method One:Implementation in C # can efficiently import Excel data into SQL Server database, many people through the loop
Grant MySQL account access to specified database under Linux systemRequirements: 1, create a database in MySQL mydata2, new MySQL account admin password 1234563, give the account admin to the database MyData have full operation rights ===============
Basic concepts
Open () –creates a DB
Close ()-Closes the DB
Query ()-Search
Queryrow ()-Query row
Exec ()-Perform operation, Update,insert,delete
Row-a Row isn't a hash map, but an abstraction of a cursor
Next ()
First, IntroductionA logical backup is the process of exporting the structure and data of a data object to a file using the tools export.Logical recovery refers to the process of importing a data object into a database using a backup file when the
Basic concepts Open ()-createsaDBClose ()
Basic concepts: Open ()-creates a DB Close ()-closes the DB Query ()-Query QueryRow ()-Query row Exec ()-execution operation, update, insert, delete Row-A row is not a hash map, but an unsupported action of
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