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https://dev.mysql.com/doc/internals/en/guided-tour-majordir-vio.html
The idea is that in the main modules one won't have to write separate bits of code for each protocol. 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 ...
https://dev.mysql.com/doc/internals/en/guided-tour-osdir.html
But we acknowledge with thanks that they're the products of other projects, and other people's labor, and we only regret that we won't have time to note all the contributed or publicly available components of MySQL, in this manual. We're now ...
https://dev.mysql.com/doc/internals/en/guided-tour-recap.html
If you ended up thinking that MySQL is really simple, well that is not what we wanted to convey, but we think you'll be disabused of that notion when you have a look at the code yourself. Three: The main sequence, as one walks through the server ...
https://dev.mysql.com/doc/internals/en/implementing-store-lock-method.html
The [custom-engine.html#custom-engine-api-reference-store_lock store_lock()] method is called before any reading or writing is performed. Before adding the lock into the table lock handler mysqld calls store lock with the requested locks. Store ...
https://dev.mysql.com/doc/internals/en/implementing-the-info-method.html
The info() method does not have a return value, instead it is expected that the storage engine will set a variety of public variables that the server will then read as needed. The optimizer requests an update of table information by calling the ...
https://dev.mysql.com/doc/internals/en/in-memory-record-layout.html
All storage engines have to accept and produce this in-memory format at the handler interface. null bits: One bit per column that can be NULL. The "null bits" are rounded up to the next byte boundary. Length (pack_length) and layout of the fields ...
https://dev.mysql.com/doc/internals/en/include-directory.html
Note that each individual directory will also have its own *.h files, for including in its own *.c programs. Header (*.h) files for most libraries; includes all header files distributed with the MySQL binary distribution. The *.h files in the ...
https://dev.mysql.com/doc/internals/en/info.html
SHOW also makes use of this data Another note, you will probably want to have the following in your code: if (records < 2) records = 2 The reason is that the server will optimize for cases of only a single record. Synopsis virtual int info ( flag); ...
https://dev.mysql.com/doc/internals/en/innodb-page-example.html
For this example, I used Borland's TDUMP again, as I did for the earlier chapter on Record Format. This is what a page looked like: Address Values in Hexadecimal Values in ASCII 0D4000: 00 00 00 00 00 00 00 35 FF FF FF FF FF FF FF FF ...
https://dev.mysql.com/doc/internals/en/insufficient-client-capabilities.html
In either of these cases authentication phase will look as follows: the client connecting to the server the server responds with the Initial Handshake Packet the client sends the Handshake Response Packet server recognizes that client does not have ... Server will reject connection with ERR_Packet if it discovers that client capabilities are not sufficient to complete ...