PDF (US Ltr)
- 41.9Mb
PDF (A4)
- 42.0Mb
Man Pages (TGZ)
- 272.3Kb
Man Pages (Zip)
- 378.3Kb
Info (Gzip)
- 4.2Mb
Info (Zip)
- 4.2Mb
Search Results
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-online-operations.html
MySQL NDB Cluster supports online table schema changes using ALTER TABLE ... NDB Cluster handles COPY and INPLACE as described in the next few paragraphs. For ALGORITHM=COPY, the mysqld NDB Cluster handler performs the following actions: Tells the ...
https://dev.mysql.com/doc/refman/9.7/en/mysql-cluster-programs-ndb-import.html
ndb_import imports CSV-formatted data, such as that produced by mysqldump --tab, directly into NDB using the NDB API. ndb_import requires a connection to an NDB management server (ndb_mgmd) to function; it does not require a connection to a MySQL ...
https://dev.mysql.com/doc/refman/9.7/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/9.7/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/9.7/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/9.7/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/9.7/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/9.7/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/9.7/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/9.7/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 ...