First, the code in MySQL mysql> show variables like ' collation_% '; +----------------------+-------------------+| variable_name | value |+----------------------+-------------------+| collation_ connection | latin1_swedish_ci | |
Command line Export database:1. Go to the Bin folder in the MySQL directory: 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 database name >
PHP imports mysql data into an Excel table. Sometimes, when writing a program, the background requires that a large amount of data be imported into the database, such as exam scores and phone books, which are generally stored in excel. at this time,
MySQL mysqldump is used for export. The basic usage is: shellmysqldump [OPTIONS] database [tables]. if you do not specify any table, the entire database will be exported. Run mysqldump -- help to obtain the option table supported by your mysqldump
I think many people often use phpmyadmin to import and export data. However, in many cases, it is okay to export data using virtual hosts, but there is a big problem in importing data, I don't think the webmaster will know much here. now let's take
Slow mysql import
Innodb_buffer_pool_size
If Innodb is used, this is an important variable. Compared with MyISAM, Innodb is more sensitive to buffer size. MySIAM may also use the default key_buffer_size for large data volumes, but Innodb will
Ec (2); php script to import data from the user table of mydb database in sqlserver to mydb database in mysql $ cnxodbc_connect (web, admin, 123456 ); web is the data source name of mydb in sqlserver, admin is the user name to access mydb, 123456 is
For MySQL Database Import, there are two common methods: 1) Export the database SQL script and import it again; 2) directly copy the database directory and files; the former directly imports the database using commands, the latter can be copied
Due to collaborative project development, my colleague sent an SQL file of the project and opened it as a directory, there are hundreds of databases, each database is used as a separate file, and each SQL file contains CREATEDATABASEIFNOTEXISTS
Modify the WAMP installed on your computer when importing database files to mysql. if the imported database is large (greater than 2 MB), an error occurs and cannot be imported.
Find the solution:
There are three changes in the php. ini
Sqoop installation is also very simple. After sqoop is installed, you can test whether it can be connected to mysql (Note: The jar package of mysql should be placed under SQOOP_HOMElib ):
Sqoop installation is also very simple. After sqoop is
Sometimes, when writing a program, the background requires that a large amount of data be imported into the database, such as exam scores and phone books, which are generally stored in excel. at this time, we can export the excel file to a csv file,
To import all the data stored in the SQL Server database to the MySQL database, collect related information on the Internet, and find two methods. Now let's talk about them separately.
The first method is to install MySQL ODBC and use the export
To achieve this, you must first install MySQL workbench in centos. For details, refer to the previous article.Article. After installing workbench in centos, you can start exporting/importing data.
Step 1: export the database from win
Open MySQL
If you can not import the export between different databases, then it will be a terrible thing, fortunately, in general, through different methods and ways, can be achieved, there are a variety of methods, I provide one of them, to provide a way to
PHP script to implement MYDB database import into MySQL in the user table of SQL Server MyDB database
-->
$CNX = Odbc_connect (' web ', ' admin ', ' 123456 ');//' web ' is the MyDB data source name in SQL Server, ' admin ' is the username to
This example describes the PHP approach to implementing CVS data into MySQL based on the fleaphp framework. Share to everyone for your reference, specific as follows:
_getview ();
$smarty->display ("kaoqin_upload.html");
///Display error
Convert these files to. sql scripts with a local MySQL database1, install MySQL, version and font to be consistent with the server, otherwise garbled.2, with the CREATE DATABASE NAME; command to create a databaseMySQL data has the name folder3. Copy
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