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https://dev.mysql.com/doc/internals/en/comments-within-boxes.html
Please work 100% perfect when using boxes made of '#'. Bad example similar to what I found in some tests: ############################################### # # # Some text # # Some text # # # # Author : ..... # # # # Some text # # # ...
https://dev.mysql.com/doc/internals/en/complicated-test-architecture.html
If your test is very complicated, write a sufficient explanation of the test architecture. This helps avoid having someone else come along and unintentially change the test in ways that: Shift the goal of the check Destroy your test architecture ...
https://dev.mysql.com/doc/internals/en/defining-filename-extensions.html
Storage engines are required to provide the MySQL server with a list of extensions used by the storage engine with regard to a given table, its data and indexes. Extensions are expected in the form of a null-terminated string array.
https://dev.mysql.com/doc/internals/en/guided-tour-majordir-vio.html
The final major directory that we'll highlight is labelled vio, for "virtual I/O". The vio routines are wrappers for the various network I/O calls that happen with different protocols. The idea is that in the main modules one won't have to write ...
https://dev.mysql.com/doc/internals/en/implementing-external-lock-method.html
The [custom-engine.html#custom-engine-api-reference-external_lock external_lock()] method is called at the start of a statement or when a LOCK TABLES statement is issued. Examples of using external_lock() can be found in the sql/ha_innodb.cc file, ...
https://dev.mysql.com/doc/internals/en/indexing-overview.html
Adding index support to a storage engine revolves around two tasks: providing information to the optimizer and implementing index-related methods. The information provided to the optimizer helps the optimizer to make better decisions about which ...
https://dev.mysql.com/doc/internals/en/ndb-directory.html
We generally use the term "ndb" when referring to the storage engine, and the term "MySQL Cluster" when referring to the combination of the storage engine and the rest of the MySQL facilities.
https://dev.mysql.com/doc/internals/en/replication-principles.html
In this section, we describe the architectural principles of replication. The principles have been used as guidelines to construct the Rules of replication (next section).
https://dev.mysql.com/doc/internals/en/rnd-next.html
Purpose Reads the next row from a table and returns it to the server. Synopsis virtual int rnd_next ( buf); byte * buf ; Description This is the rnd_next method. The Field structure for the table is the key to getting data into buf in a manner that ...
https://dev.mysql.com/doc/internals/en/secure-password-authentication.html
The password is calculated by: SHA1( password ) XOR SHA1( "20-bytes random data from server" <concat> SHA1( SHA1( password ) ) ) .