MySQL optimization-to do what you want, you must first sharpen the tool's EXPLAIN MySQLexplain
BitsCN.com
Recently, I have been getting familiar with MySQL and it is imminent to understand how to optimize it. to do this, you must first sharpen the tool. Recently, I plan to learn about several frequently used tools to optimize
Mtop bitsCN.com, a tool for real-time MySQL monitoring in Linux
Required modules:
Curses
DBI Distributed as Bundle: DBI:
DBD: mysql
Getopt: Long (Distributed with Perl 5)
Net: Domain Part of libnet:
# Perl-e use Curses
# Perl-e use DBI
# Perl-e use DBD: mysql
# Perl-e use Getopt: Long
# Perl-e use Net: Domain
If th
MySQL management tool: phpMyAdmin. This article from: OHaHa learning experience [ohaha.ks.edu.tw] Author: blue bubble (panda@ks.edu.tw) Preface: The so-called phpMyAdmin is simply a MySQL management tool. Through this program this article from: OHaHa learning experience [ohaha.ks.edu.tw] by: blue bubble (panda@ks.edu.t
Microsoft released MySQLtoSQLServer migration tool CTP1.0 MySQL (the world's most widely used open-source database software, currently owned by Sun Microsystem) for Microsoft, it is both a competitor and a partner (MySQL had previously joined the Visual Studio industrial partnership program), and since Oracle announced the acquisition of Sun MicroSystem) later (b
Introduction to MySQL Real-time Monitoring Tool orztop, mysqlorztop
Preface
Orztop is a real-time show full processlist tool. We can see in real time which threads and statements are executed in the database. The tool is easy to use. Solved the pain point of manually refreshing show full processlist.
This
Innotop is a monitoring tool that displays MySQL and InnoDB in text mode. Innotop is written in Perl, which makes it more flexible to use on a variety of operating platforms, it can monitor the current status of MySQL and InnoDB operation, the DBA according to the results, can reasonably optimize MySQL, so that
command in the console:" abpzero_initial "See a yellow hint stating the creation of the migration file succeededAt the same time the Migrations directory has one more file, this is the migration file that was just created.Now you can use the following command to create the database:Update-databaseAll of the things have been done and now you can run your project and use the MySQL database.This file tells you how to start a project, it is recommended t
the service name (the Services identity name), whether to add the MySQL bin directory to Windows PATH (after joining, you can directly use the file under the bin, instead of indicating the directory name, such as connection, "Mysql.exe-uusername-ppassword;" You can, do not point out the full address of the Mysql.exe, very convenient), I have all ticked here, Service name unchanged. Press "Next" to continue. Choose whether to install
MySQL management tool --- Percona Toolkit is a group of advanced command line tools used to manage MySQL and system tasks, including: 1. Verify the consistency between the master node and the replicated data. 2. Effectively archive record rows. 3. Find duplicate indexes. 4. Summarize MySQL server. 5. Analyze and query
A BackgroundLast year, a MySQL trace replay test, due to the performance schema itself to collect sample length and other limitations, the actual playback of the success rate is relatively low.Recently found an open source tool, based on tcpcopy implementation of online traffic simulation test, this open source tool is NetEase's Wang bin development, many of the
Tags: com common load Test-shared operation compression ARC ring hostMysqlslap is the official stress testing tool from the beginning of MySQL version 5.1.4. stress testing is performed by simulating multiple concurrent clients accessing MySQL concurrently, providing a detailed performance report of SQL execution data, and a good comparison of performance differe
Tags: Specify table com mysql development picture mysq client margin technology shareI. OverviewThe Mysqlshow Client Lookup tool, which can quickly find out which databases exist, the tables in the database, the columns or indexes in the table, are similar to the MySQL client tools, but some features are not available in MySQ
1. Description of the problemin the Report development tool Finereport, the MySQL database connection through the data connection encoding conversion to encode the conversion, in the report input to the database input Chinese data, always appear garbled, this How to solve? 2. Solution2.1 Check the system's default fontFor example, looking under Windows c/window/fonts font styles, such as:If you do not have
-p123456
# mysqlslap-a--number-of-queries=10-uroot-p123456
Test performance comparisons for different storage engines:# mysqlslap-a--concurrency=50,100--number-of-queries 1000--iterations=5--engine=myisam,innodb--debug-info-uroot- p123456Perform a test, 50 and 100 concurrent, and perform a 1000-time total query:# mysqlslap-a--concurrency=50,100--number-of-queries 1000--debug-info-uroot-p12345650 and 100 concurrent results of a test result (Benchmark
MySQL tool summary
This article summarizes all the tools related to MySQL O M Development and will be continuously updated.
1. toolkit set
Percona-toolkit: http://www.percona.com/software/percona-toolkit
Oak-toolkit: http://code.openark.org/forge/openark-kit
Ps-helper (performance schema toolset): https://github.com/MarkLeith/dbahelper
2.
2018-04-17 15:00:00 --sqlTypes DELETE --binlogFileName bin.0000092. Apply the generated rollback logmysqlbinlog binlog_output_base.flashback | mysql -hFive. Personal summaryThe error deletion recovery under MySQL is often encountered, before our common practice is to generate rollback data through the Mysqlbinlog flashback parameter, but sometimes it is troublesome, because it is not possible to select onl
Tags: MySQL Workbenchanalyzing Ossim Database with MySQL Workbench toolMySQL Workbench is a e/r Database modeling tool designed for MySQL. It is a successor to the famous Database design tool DBDesigner4 . You can use MySQL Workb
First, the environment1. System environment
system
IP
Host name
Description
server_id
centos6.7
Masterip
Master
Database: Master
177
centos6.7
Slaveip
Slave
Database: From
148
2. Software Environment
Software
version
Installation Method
Description
PT Tool
3.0.4
Compiling the insta
Tags: mysql mysqlshowMysqlshow: Database object Viewing tool to quickly find out which databases exist, the tables in the database, the columns in the table, or the indexes.Option:--count display statistics for databases and tables-K Displays the index in the specified table-I display status information for a tableShow all databases without any parameters[Email protected]
, Socket:/var/lib/mysql/ Mysql.sockUsing Server version 5.6.25Innobackupex version 2.4.7 based on MySQL server 5.7.13 Linux (x86_64) (revision id:6f7a799)Xtrabackup:uses posix_fadvise ().XTRABACKUP:CD to/var/lib/mysql/Xtrabackup:open files limit requested 0, set to 1024Xtrabackup:using the following InnoDB configuration:Xtrabackup:innodb_data_home_dir =.Xtrabacku
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