Slow MySQL import solution bitsCN.com
Import notes: Using tools such as phpmyadmin or navicat to import data is still quite slow. you can directly use mysql to import data.
The import command is as follows:
Mysql>-uroot-psupidea bitsCN.com You can Note: Mysql>-umysql user name-pmysql password name of the database to be imported <要导入mysql的sql文件路径< strong> In this way, the import will be very fast. the SQL statements that can be imported several hours ago can now be completed in dozens of seconds.
Note: -EUse the multiline INSERT syntax that includes several VALUES lists; -- Max_allowed_packet =The maximum size of the cache area for communications between clients and servers of XXX; -- Net_buffer_length =The size of the XXX TCP/IP and socket communication buffer, and the line with length up to net_buffer_length is created. Note: max_allowed_packet and net_buffer_length cannot be greater than the set value of the target database. Otherwise, an error may occur. First, determine the parameter value of the target database. Mysql>Show variables like 'max _ allowed_packet '; Mysql>Show variables like 'net _ buffer_length '; Write the mysqldump command based on the parameter value, for example: Mysql> mysqldump-uroot-psupidea bitsCN.com goodclassification-e -- max_allowed_packet = 1048576 -- net_buffer_length = 16384> www.bitsCN.com. SQLBitsCN.com
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