how to rename schema in mysql

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Using rename table in MySQL to quickly and efficiently RENAME a database (schema)

Using rename table in MySQL to quickly and efficiently RENAME a database (schema) Once a new database (schema) is created in MySQL, it cannot be renamed, therefore, if you need to rename a database, the general practice is to dump the data in the

Fast and efficient renaming of libraries using rename table in MySQL (schema)

The current MySQL once created a new library (schema) can not be renamed it, so if you need to rename a library to the general practice is to dump the data in the target library to import the new library to rename, in the MySQL import is using a

Principles and Application of pt-online-schema-change, ptonlinechangeschema

Principles and Application of pt-online-schema-change, ptonlinechangeschema If it is reprinted, please indicate the source of the blog: www.cnblogs.com/xinysu/. The copyright belongs to xiaoradish in the blog garden. Thank you for your

Mysql basics: delete databases, Delete tables, and rename tables

Mysql basics: deleting databases and tables, rename a table ============== delete a DATABASE ================ drop database is used to cancel the table used in the DATABASE and cancel the DATABASE. Be careful when using this statement! To use drop

How to rename a database (table name) command in MySQL

Five ways to change MySQL database name: The code is as follows Copy Code 1. RENAME DATABASE db_name to New_db_name This one.. This syntax is added to the MySQL 5.1.7, 5.1.23 and removed.It is said that it is

Pt-Online-schema-change of MySQL online DDL Tool

Pt-Online-schema-change of MySQL online DDL Tool MySQL DDL:DDL is a feature that makes all MySQL ddbas criticized, because in MySQL, when dDDL is performed on a table, it locks the table. When the table is small, such as less than 1 W rows, it has

What does MySQL rename database do?

Although MySQL has rename database syntax, but only in 5.1.7 to 5.1.23 provided, the other version does not, want to do rename operation how to do? Percona provides a shell#!/Bin/bash# Copyright -Percona LLCand/orIts affiliatesSet -eif [- Z " $ $"];

How to use MySQL pt-online-schema-change tools

The OSC is one of the more familiar tools for DBAs and the most heavyweight tool in the toolkit of PT.After mysql-5.6 support OLDDL, most people may feel that the tool has no meaning, in fact, in some special circumstances, this tool is very

MySQL uses Pt-online-change-schema tool to modify level 160 million data sheet structure online

Pick to: This paper describes the problemof MySQL DDL , thept-online-schema-change of the work principle , and the actual use of The pt-online-schema-change tool modifies the 160 million-level data table structure on-line in the production

Pt-online-schema-change principle Analysis

When you modify a schema by using the Pt-online-schema-change tool, a new table with the same structure as the original data table is created, and the data from the original table is progressively copied to the new table.For example, a ZS table with

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