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https://dev.mysql.com/doc/refman/8.0/en/mysqlbinlog-row-events.html
The following examples illustrate how mysqlbinlog displays row events that specify data modifications. These correspond to events with the WRITE_ROWS_EVENT, UPDATE_ROWS_EVENT, and DELETE_ROWS_EVENT type codes. The --base64-output=DECODE-ROWS and ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlbinlog.html
The server's binary log consists of files containing “events” that describe modifications to database contents. To display their contents in text format, use the mysqlbinlog utility. You can also use mysqlbinlog to display the contents of relay ...
https://dev.mysql.com/doc/refman/8.0/en/optimize-table.html
OPTIMIZE TABLE reorganizes the physical storage of table data and associated index data, to reduce storage space and improve I/O efficiency when accessing the table. The exact changes made to each table depend on the storage engine used by that ...
https://dev.mysql.com/doc/refman/8.0/en/optimizing-queries-myisam.html
Some general tips for speeding up queries on MyISAM tables: To help MySQL better optimize queries, use ANALYZE TABLE or run myisamchk --analyze on a table after it has been loaded with data. This updates a value for each index part that indicates ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-columns.html
The next two sections discuss COLUMNS partitioning, which are variants on RANGE and LIST partitioning. COLUMNS partitioning enables the use of multiple columns in partitioning keys. All of these columns are taken into account both for the purpose ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-key.html
Partitioning by key is similar to partitioning by hash, except that where hash partitioning employs a user-defined expression, the hashing function for key partitioning is supplied by the MySQL server. NDB Cluster uses MD5() for this purpose; for ...
https://dev.mysql.com/doc/refman/8.0/en/partitioning-maintenance.html
A number of table and partition maintenance tasks can be carried out on partitioned tables using SQL statements intended for such purposes. Table maintenance of partitioned tables can be accomplished using the statements CHECK TABLE, OPTIMIZE ...
https://dev.mysql.com/doc/refman/8.0/en/populating-spatial-columns.html
After you have created spatial columns, you can populate them with spatial data. Values should be stored in internal geometry format, but you can convert them to that format from either Well-Known Text (WKT) or Well-Known Binary (WKB) format. For ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-max-allowed-packet.html
max_allowed_packet sets an upper limit on the size of any single message between the MySQL server and clients, including replicas. If you are replicating large column values (such as might be found in TEXT or BLOB columns) and max_allowed_packet is ...
https://dev.mysql.com/doc/refman/8.0/en/select-into.html
INTO form of SELECT enables a query result to be stored in variables or written to a file: SELECT ... Column and line terminators can be specified to produce a specific output format. INTO DUMPFILE writes a single row to a file without any ...