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https://dev.mysql.com/doc/refman/9.7/en/replication-options-gtids.html
The MySQL Server system variables described in this section are used to monitor and control Global Transaction Identifiers (GTIDs). For additional information, see Section 19.1.3, “Replication with Global Transaction Identifiers”.
https://dev.mysql.com/doc/refman/9.7/en/security-against-attack.html
When you connect to a MySQL server, you should use a password. All other information is transferred as text, and can be read by anyone who is able to watch the connection. If the connection between the client and the server goes through an ...
https://dev.mysql.com/doc/refman/9.7/en/server-status-variables.html
The MySQL server maintains many status variables that provide information about its operation. You can view these variables and their values by using the SHOW [GLOBAL | SESSION] STATUS statement (see Section 15.7.7.39, “SHOW STATUS Statement”).
https://dev.mysql.com/doc/refman/9.7/en/spatial-function-argument-handling.html
Spatial values, or geometries, have the properties described in Section 13.4.2.2, “Geometry Class”. Specific functions or groups of functions may have additional or different argument-handling characteristics, as discussed in the sections where ...
https://dev.mysql.com/doc/refman/9.7/en/spatial-geojson-functions.html
This section describes functions for converting between GeoJSON documents and spatial values. Feature and FeatureCollection objects are not supported, except that geometry objects are extracted from them. MySQL also supports a native JSON data type ...
https://dev.mysql.com/doc/refman/9.7/en/spatial-reference-systems.html
A spatial reference system (SRS) for spatial data is a coordinate-based system for geographic locations. There are different types of spatial reference systems: A projected SRS is a projection of a globe onto a flat surface; that is, a flat map.
https://dev.mysql.com/doc/refman/9.7/en/string-type-syntax.html
The string data types are CHAR, VARCHAR, BINARY, VARBINARY, BLOB, TEXT, ENUM, and SET. In some cases, MySQL may change a string column to a type different from that given in a CREATE TABLE or ALTER TABLE statement. For definitions of character ...
https://dev.mysql.com/doc/refman/9.7/en/type-conversion.html
When an operator is used with operands of different types, type conversion occurs to make the operands compatible. For example, MySQL automatically converts strings to numbers as necessary, and vice versa. mysql> SELECT 1+'1'; -> 2 mysql> SELECT ...
https://dev.mysql.com/doc/refman/9.7/en/using-date.html
You should use this format in UPDATE expressions and in the WHERE clause of SELECT statements. For example: SELECT * FROM t1 WHERE date >= '2003-05-05'; As a convenience, MySQL automatically converts a date to a number if the date is used in numeric ...
https://dev.mysql.com/doc/refman/9.7/en/vector.html
A VECTOR is a structure that can hold up to a specified number of entries N, defined as shown here: VECTOR(N) Each entry is a 4-byte (single-precision) floating-point value. To declare a VECTOR column of the default length, define it as VECTOR with ...