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https://dev.mysql.com/doc/connector-odbc/en/connector-odbc-examples-programming-vb-rdo.html
The following RDO (Remote Data Objects) example creates a table my_rdo and demonstrates the use of rs.addNew and rs.update. SQL = "select * from my_rdo" Set rs = cn.OpenResultset(SQL, rdOpenStatic, rdConcurRowVer, rdExecDirect) Do Until rs.EOF For ...
https://dev.mysql.com/doc/internals/en/full-text-search.html
The value of thinking of it this way is: once you realize that term occurrences are lines in a multi-dimensional space, you can apply basic trigonometry to calculate "distances", and those distances are equatable with similarity measurements. The ...
https://dev.mysql.com/doc/internals/en/load-data-infile-events.html
EXEC_LOAD_EVENT tells the slave to load the temporary file into the table, or DELETE_FILE_EVENT tells the slave not to do the load and to delete the temporary file. LOAD DATA INFILE is not written to the binary log like other statements. It is ...
https://dev.mysql.com/doc/internals/en/optimizer-group-by-related-conditions.html
If the table handler has a quick row-count available, then the query SELECT COUNT(*) FROM Table1; gets the count without going through all the rows. This is true for MyISAM tables, but not for InnoDB tables. Note that the query SELECT COUNT(column1) ... These are the main optimizations that take place for GROUP BY and related items (HAVING, COUNT(), MAX(), MIN(), SUM(), AVG(), ...
https://dev.mysql.com/doc/internals/en/replication-not-guaranteed.html
(P-exception-federated) If a table uses a federated table on the master, then TODO (P-exception-table-definition) If a CREATE TABLE uses a DATA DIRECTORY or INDEX DIRECTORY clause, then the table may not be correctly replicated. There are some ...
https://dev.mysql.com/doc/internals/en/replication-source-code-files.html
rpl_record.h/.cc Utilities for encoding and decoding table rows into and out of the row event format. rpl_filter.h/.cc Implements the table and database filters used by the --{binlog,replicate}-{do,ignore}-db, --replicate[-wild]-{do,ignore}-table, ... Status of this section: up to date 2009-12-16 Files in the sql directory: File Description slave.h/.cc Contains the slave IO and SQL ...
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/internals/en/support-for-update.html
If the table being updated contains timestamp columns, the updating of the timestamp will have to be managed in the update_row() call. Performing an update will depend on row format and storage implementation. Some storage engines will replace data ...
https://dev.mysql.com/doc/mysqld-version-reference/en/build-options.html
The following table details the CMake configuration options available when building MySQL Server from source. An item has a row in the table if it ever existed in any series shown in the table. Introduced: The version or versions in which the item ...
https://dev.mysql.com/doc/mysqld-version-reference/en/built-in-functions.html
The following table shows all built-in functions and operators available in MySQL Server. An item has a row in the table if it ever existed in any series shown in the table. Introduced: The version or versions in which the item was introduced.