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https://dev.mysql.com/doc/refman/9.7/en/crashing.html
Each MySQL version is tested on many platforms before it is released. This does not mean that there are no bugs in MySQL, but if there are bugs, they should be very few and can be hard to find. If you have a problem, it always helps if you try to ...
https://dev.mysql.com/doc/refman/9.7/en/innodb-parameters.html
InnoDB Startup Options InnoDB System Variables System variables that are true or false can be enabled at server startup by naming them, or disabled by using a --skip- prefix. For example, to enable or disable the InnoDB adaptive hash index, you can ...
https://dev.mysql.com/doc/refman/9.7/en/myisam-repair.html
The discussion in this section describes how to use myisamchk on MyISAM tables (extensions .MYI and .MYD). You can also use the CHECK TABLE and REPAIR TABLE statements to check and repair MyISAM tables. See Section 15.7.3.2, “CHECK TABLE ...
https://dev.mysql.com/doc/refman/9.7/en/myisampack.html
When the table is used later, the server reads into memory the information needed to decompress columns. This results in much better performance when accessing individual rows, because you only have to uncompress exactly one row. MySQL uses mmap() ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-restore.html
The NDB Cluster restoration program is implemented as a separate command-line utility ndb_restore, which can normally be found in the MySQL bin directory. This program reads the files created as a result of the backup and inserts the stored ...
https://dev.mysql.com/doc/refman/9.7/en/number-literals.html
Number literals include exact-value (integer and DECIMAL) literals and approximate-value (floating-point) literals. Numbers may be preceded by - or + to indicate a negative or positive value, respectively. Numbers represented in scientific notation ...
https://dev.mysql.com/doc/refman/9.7/en/precision-math-numbers.html
The scope of precision math for exact-value operations includes the exact-value data types (integer and DECIMAL types) and exact-value numeric literals. Approximate-value data types and numeric literals are handled as floating-point numbers.
https://dev.mysql.com/doc/refman/9.7/en/problems-connecting.html
If you encounter problems when you try to connect to the MySQL server, the following items describe some courses of action you can take to correct the problem. To correct this when you invoke a client program, specify a --port option to indicate ...
https://dev.mysql.com/doc/refman/9.7/en/storage-requirements.html
InnoDB Table Storage Requirements NDB Table Storage Requirements Numeric Type Storage Requirements Date and Time Type Storage Requirements String Type Storage Requirements Spatial Type Storage Requirements JSON Storage Requirements The storage ...
https://dev.mysql.com/doc/refman/9.7/en/upgrade-prerequisites.html
Before upgrading to the latest MySQL 9.7 release, ensure the upgrade readiness of your current MySQL 9.6 or MySQL 8.4 server instance by performing the preliminary checks described below. Tip Consider using the MySQL Shell upgrade checker utility ...