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https://dev.mysql.com/doc/internals/en/debug-sync-point.html
But this could easily lead to a big number of threads for more complex situations. They were part of the MySQL code until the 6.0.5 and 5.1.46 versions. Debug Sync Points have been removed from the code in favor of the Debug Sync Facility. Debug ...
https://dev.mysql.com/doc/internals/en/error-messages-5-0-3-higher.html
The file you edit to add a new error message depends on your version of MySQL: MySQL 5.0.3 up to 5.5: Edit errmsg.txt MySQL 5.5 and up: Edit errmsg-utf8.txt In either case, comp_err generates the header files automatically during the MySQL build ...
https://dev.mysql.com/doc/internals/en/event-flags.html
Event headers for v3 format and up contain event flags in the two flag bytes at position FLAGS_OFFSET = 17. There are comments about these flags in log_event.h, in addition to the remarks in this section. Current event flags: ...
https://dev.mysql.com/doc/internals/en/example-several-mysql-packets.html
64 d Note sending a MySQL Packet of the size 224−5 to 224−1 via compression leads to at least one extra compressed packet. Executing SELECT repeat("a", 50) results in uncompressed ProtocolText::Resultset like: 01 00 00 01 01 25 00 00 02 03 64 ...
https://dev.mysql.com/doc/internals/en/index-file-usage.html
The latter is required for columns with suppressed leading spaces or suppressed trailing spaces or zeros. While the header of the compressed data file contains a lot of information, there are still some things which need to be taken from the index ...
https://dev.mysql.com/doc/internals/en/myisam-column-attributes.html
DECIMAL MySQL 4.1 Storage: fixed-length string, with a leading byte for the sign, if any. 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 ...
https://dev.mysql.com/doc/internals/en/myisampack-tricks.html
These cope with leading and trailing spaces or zeros or with all blank or NULL fields. As already mentioned, myisampack uses some tricks to decrease the amount of data to be encoded. They do not materialize in the compressed data files other than ...
https://dev.mysql.com/doc/internals/en/prepared-stored-statement-execution.html
Additionally, be careful to not supply a pointer to stack as the first argument of change_item_tree(); that will lead to stack corruption when a tree is restored. In order to call mysql_execute_command (the function that executes a statement) for a ...
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
Note: Although the registration interface in itself is fairly clear, the current usage practice often leads to undesired effects. The server has only one way to know that an engine participates in the statement and a transaction has been started in ...