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https://dev.mysql.com/doc/internals/en/mysql-packet.html
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 Protocol::Packet Data between client and server is exchanged in packets of max 16MByte size. The number ...
https://dev.mysql.com/doc/internals/en/record-and-blob-length-encoding.html
Since the compressed data file should be usable for read-only purposes by the MySQL database management system, every record starts on a byte boundary. For easier handling by the system, every record begins with a length information for the ...
https://dev.mysql.com/doc/internals/en/source-directory-listing.html
Directory — Short Comment bdb — The Berkeley Database table handler BitKeeper — BitKeeper administration (not part of the source distribution) BUILD — Frequently used build scripts client — Client library cmd-line-utils — Command-line ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-3-0.html
This fix leverages the JDBC 4 DatabaseMetaData methods to return parameter information only from the procedure or function of interest, so that statements are executed without errors. (Bug #19531305, Bug #73774) Setting a very large value for query ...It was due to an integer overflow, which is now avoided by changing the timeout value's data type from Integer to ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-privatelink-details.html
Last updated: The date and time the PrivateLink was last updated. If the PrivateLink has never been updated, it shows the date of time of its creation. PrivateLink Details 6.3.5.1 PrivateLink Details The PrivateLink Details page has the following ...
https://dev.mysql.com/doc/refman/8.4/en/optimize-table.html
To keep the index maintenance period to a reasonable time, set the innodb_ft_num_word_optimize option to specify how many words to update in the search index, and run a sequence of OPTIMIZE TABLE statements until the search index is fully updated.
https://dev.mysql.com/doc/refman/8.4/en/replication-bugs.html
When you have determined that there is no user error involved, and replication still either does not work at all or is unstable, it is time to send us a bug report. Please spend some time and effort in preparing a good bug report. If you have a ...
https://dev.mysql.com/doc/connectors/en/connector-odbc-configuration-connection-pooling.html
Connection pooling enables the ODBC driver to re-use existing connections to a given database from a pool of connections, instead of opening a new connection each time the database is accessed. By enabling connection pooling you can improve the ...
https://dev.mysql.com/doc/connector-odbc/en/connector-odbc-configuration-connection-pooling.html
Connection pooling enables the ODBC driver to re-use existing connections to a given database from a pool of connections, instead of opening a new connection each time the database is accessed. By enabling connection pooling you can improve the ...
https://dev.mysql.com/doc/refman/8.4/en/table-locking.html
In this case, the second SELECT statement in the preceding scenario would execute before the UPDATE statement, and would not wait for the first SELECT to finish. But because only one session can write to a table at any one time, for best performance ... InnoDB tables use row-level locking so that multiple sessions and applications can read from and write to the same table simultaneously, without making each other wait or producing inconsistent ...