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https://dev.mysql.com/fulltext-boolean.html
The difference is due to how the casts between integers and floats/doubles are performed internally by InnoDB (along with related precision and rounding decisions), and how they are performed elsewhere, such as in the MySQL command-line client or ...
https://dev.mysql.com/out-of-range-and-overflow.html
When a floating-point or fixed-point column is assigned a value that exceeds the range implied by the specified (or default) precision and scale, MySQL stores the value representing the corresponding endpoint of that range. If no restrictive modes ...
https://dev.mysql.com/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/partitioning-columns.html
(This is the same as with partitioning by RANGE and LIST.) Other numeric data types (such as DECIMAL or FLOAT) are not supported as partitioning columns. The next two sections discuss COLUMNS partitioning, which are variants on RANGE and LIST ...
https://dev.mysql.com/func-op-summary-ref.html
GTID_SUBTRACT() Return all GTIDs in set that are not in subset. JSON_CONTAINS() Whether JSON document contains specific object at path JSON_CONTAINS_PATH() Whether JSON document contains any data at path JSON_DEPTH() Maximum depth of JSON document ...
https://dev.mysql.com/spatial-relation-functions-mbr.html
MySQL provides several MySQL-specific functions that test the relationship between minimum bounding rectangles (MBRs) of two geometries g1 and g2. The return values 1 and 0 indicate true and false, respectively. The bounding box of a point is ...
https://dev.mysql.com/partitioning-limitations-functions.html
This section discusses limitations in MySQL Partitioning relating specifically to functions used in partitioning expressions. Each of these functions returns an integer only if it is passed an argument of an exact numeric type, such as one of the ...
https://dev.mysql.com/gis-general-property-functions.html
The functions listed in this section do not restrict their argument and accept a geometry value of any type. Unless otherwise specified, functions in this section handle their arguments as follows: If any argument is NULL, the return value is NULL.
https://dev.mysql.com/gis-linestring-property-functions.html
You can extract particular points of a LineString, count the number of points that it contains, or obtain its length. Unless otherwise specified, functions in this section handle their arguments as follows: If any argument is NULL or any geometry ...
https://dev.mysql.com/gis-point-property-functions.html
A Point consists of X and Y coordinates, which may be obtained using the ST_X() and ST_Y() functions, respectively. These functions also permit an optional second argument that specifies an X or Y coordinate value, in which case the function result ...
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