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https://dev.mysql.com/doc/internals/en/myisam-column-attributes.html
Next I'll describe the physical attributes of each column in a row. The format depends entirely on the data type and the size of the column, so, for every data type, I'll give a description and an example. All the types are defined within the ...
https://dev.mysql.com/doc/internals/en/myisampack-tricks.html
As already mentioned, myisampack uses some tricks to decrease the amount of data to be encoded. These cope with leading and trailing spaces or zeros or with all blank or NULL fields. They do not materialize in the compressed data files other than ...
https://dev.mysql.com/doc/internals/en/prepared-stored-statement-execution.html
In order to call mysql_execute_command (the function that executes a statement) for a prepared statement and not damage its parse tree, we backup and restore the active Query_arena of THD. We don't want the garbage created during execution to be ...
https://dev.mysql.com/doc/internals/en/ssl-handshake.html
server sending Initial Handshake Packet client replying with SSL Connection Request Packet the ususal SSL exchange leading to establishing SSL connection client sends Handshake Response Packet Image description .
https://dev.mysql.com/doc/internals/en/transactions-roles-responsibilities.html
The server has only one way to know that an engine participates in the statement and a transaction has been started in an engine: the engine says so. So, in order to be a part of a transaction, an engine must "register" itself. Although ...
https://dev.mysql.com/doc/internals/en/uncompressed-payload.html
For small packets it may be to costly to compress the packet: compressing the packet may lead to more data and sending the data uncompressed CPU overhead may be not worth to compress the data Tip Usually payloads less than 50 bytes ...
https://dev.mysql.com/doc/internals/en/x-protocol-implementation-implementation-notes.html
Topics in this section: Client Server Client and Server implementations of the protocol should make use of the following: vectorized IO pipelining to reduce the latency and CPU usage. Client Out-of-Band Messages The client should decode the ...
https://dev.mysql.com/doc/mysqld-version-reference/en/built-in-functions.html
The following table shows all built-in functions and operators available in MySQL Server. Introduced: The version or versions in which the item was introduced. Deprecated: The version or versions in which the item was deprecated. Removed: The ...
https://dev.mysql.com/doc/mysqld-version-reference/en/keywords-5-7.html
This section provides information about keywords and reserved words in MySQL 5.7. MySQL 5.7 Keywords and Reserved Words MySQL 5.7 New Keywords and Reserved Words MySQL 5.7 Removed Keywords and Reserved Words MySQL 5.7 Keywords and Reserved Words ...
https://dev.mysql.com/doc/ndbapi/en/ndb-column.html
This section provides information about the Column class, which models a column in an NDBCLUSTER table. The NDB API provides no support for constructing such formats; however, they are checked by the NDB kernel. Type Description ArrayType Specifies ...