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https://dev.mysql.com/doc/internals/en/event-data-for-specific-event-types.html
The first 13 bytes of the fixed data part are the same as for QUERY_EVENT, as is the initial status variable block in the variable data part. The following sections provide details about what appears in the fixed and variable parts of the event ...
https://dev.mysql.com/doc/internals/en/event-structure.html
For details about the initial descriptor event and how to use it to determine the format of a binary log file, see Binary Log Versions. This section describes the general properties of events as byte sequences as they are written to binary or relay ...
https://dev.mysql.com/doc/internals/en/files-in-innodb-sources.html
A "buffer" usually has a more specific definition, as a memory area which contains copies of pages that ordinarily are in the main data file. \db (DATABASE) There are no .c files in \db, just one .h file with some definitions for error codes. The ...
https://dev.mysql.com/doc/internals/en/guided-tour-chunk.html
Now, having finished with our bird's eye view of the source code from the air, let's take the perspective of the worms on the ground (which is another name for MySQL's developer staff -- turn on laugh track here). if (updated && (error <= 0 || ...
https://dev.mysql.com/doc/internals/en/guided-tour-flow.html
The flow works like this: First, the client routines get an SQL statement from a user, allowing edit, performing initial checks, and so on. Then, via the vio routines, the somewhat-massaged statement goes off to the server. Next, the sql routines ...
https://dev.mysql.com/doc/internals/en/implementing-rnd-next-method.html
After the table is initialized, the MySQL server will call the handler's [custom-engine.html#custom-engine-api-reference-rnd_next rnd_next()] method once for every row to be scanned until the server's search condition is satisfied or an end of file ...The rnd_next() method takes a single byte array parameter named ...
https://dev.mysql.com/doc/internals/en/innodb-infimum-and-supremum-records.html
Initially, they both exist on the root page, but as the index grows, the infimum record will exist on the first or lowest leaf page and the supremum will the last record on the last or greatest key page. “Infimum” and “Supremum” are ...
https://dev.mysql.com/doc/internals/en/listing-configuration-options.html
After the initial configuration step completes, you can examine the configuration options. -LH Long form (lists lots of options, including internal and advanced ones): cmake . -LA If you have cmake-gui installed, you can do this to see or change ...
https://dev.mysql.com/doc/internals/en/mysql-packet.html
The number of bytes in the packet beyond the initial 4 bytes that make up the packet header. If a MySQL client or server wants to send data, it: Splits the data into packets of size (224−1) bytes Prepends to each chunk a packet header ...
https://dev.mysql.com/doc/internals/en/new-authentication-method-not-known-by-client.html
the client connecting to the server the server responds with the Initial Handshake Packet the client sends the Handshake Response Packet the server responds with the Authentication Method Switch Request Packet to tell the client which authentication ... Even if client supports external authentication (CLIENT_PLUGIN_AUTH flag is set) the new authentication method indicated in the Authentication Method Switch Request Packet might be not know to ...