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Search Results
https://dev.mysql.com/doc/refman/9.7/en/date-and-time-types.html
MySQL permits you to store a “zero” value of '0000-00-00' as a “dummy date.” In some cases, this is more convenient than using NULL values, and uses less data and index space. “Zero” date or time values used through Connector/ODBC are ...
https://dev.mysql.com/doc/refman/9.7/en/example-maximum-column-group-row.html
Task: For each article, find the dealer or dealers with the most expensive price. Other possibilities for solving the problem are to use an uncorrelated subquery in the FROM clause, a LEFT JOIN, or a common table expression with a window function.
https://dev.mysql.com/doc/refman/9.7/en/fulltext-natural-language.html
By default or with the IN NATURAL LANGUAGE MODE modifier, the MATCH() function performs a natural language search for a string against a text collection. A collection is a set of one or more columns included in a FULLTEXT index. For each row in the ...
https://dev.mysql.com/doc/refman/9.7/en/fulltext-search-mecab.html
The built-in MySQL full-text parser uses the white space between words as a delimiter to determine where words begin and end, which is a limitation when working with ideographic languages that do not use word delimiters. To address this limitation ...
https://dev.mysql.com/doc/refman/9.7/en/fulltext-search-ngram.html
The built-in MySQL full-text parser uses the white space between words as a delimiter to determine where words begin and end, which is a limitation when working with ideographic languages that do not use word delimiters. To address this limitation, ...
https://dev.mysql.com/doc/refman/9.7/en/generated-column-index-optimizations.html
row *************************** id: 1 select_type: SIMPLE table: t1 partitions: NULL type: range possible_keys: gc key: gc key_len: 5 ref: NULL rows: 1 filtered: 100.00 Extra: Using index condition In effect, the optimizer has replaced the ...For ...
https://dev.mysql.com/doc/refman/9.7/en/gis-property-functions.html
Such functions return NULL if the argument is of an incorrect geometry type. For example, the ST_Area() polygon function returns NULL if the object type is neither Polygon nor MultiPolygon. Each function that belongs to this group takes a geometry ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-adding-instances.html
At this point, the group has one member in it, server s1, which has some data in it. It is now time to expand the group by adding the other two servers configured previously. 20.2.1.6.1 Adding a Second Instance In order to add a second instance, ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-bootstrap.html
mysql> CREATE DATABASE test; mysql> USE test; mysql> CREATE TABLE t1 (c1 INT PRIMARY KEY, c2 TEXT NOT NULL); mysql> INSERT INTO t1 VALUES (1, 'Luis'); Check the content of table t1 and the binary log. The process of starting a group for the first ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-system-variables.html
group_replication_recovery_tls_ciphersuites Command-Line Format --group-replication-recovery-tls-ciphersuites=value System Variable group_replication_recovery_tls_ciphersuites Scope Global Dynamic Yes SET_VAR Hint Applies No Type String Default ...