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Displaying 11 to 20 of 125 total results
https://dev.mysql.com/doc/refman/8.0/en/spatial-operator-functions.html
OpenGIS proposes a number of functions that can produce geometries. These functions support all argument type combinations except those that are inapplicable according to the Open Geospatial Consortium specification. MySQL also implements certain ...
https://dev.mysql.com/doc/refman/8.0/en/drop-spatial-reference-system.html
DROP SPATIAL REFERENCE SYSTEM [IF EXISTS] srid srid: 32-bit unsigned integer This statement removes a spatial reference system (SRS) definition from the data dictionary. Example: DROP SPATIAL REFERENCE SYSTEM 4120; If no SRS definition with the ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-convenience-functions.html
The functions in this section provide convenience operations on geometry values. Unless otherwise specified, functions in this section handle their geometry arguments as follows: If any argument is NULL, the return value is NULL. If any geometry ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-function-reference.html
The following table lists each spatial function and provides a short description of each one.
https://dev.mysql.com/doc/refman/8.0/en/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/doc/refman/8.0/en/fetching-spatial-data.html
Geometry values stored in a table can be fetched in internal format. Fetching spatial data in internal format: Fetching geometry values using internal format can be useful in table-to-table transfers: CREATE TABLE geom2 (g GEOMETRY) SELECT g FROM ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-analysis-functions.html
MySQL provides functions to perform various operations on spatial data.
https://dev.mysql.com/doc/refman/8.0/en/using-spatial-indexes.html
The optimizer investigates whether available spatial indexes can be involved in the search for queries that use a function such as MBRContains() or MBRWithin() in the WHERE clause. The following query finds all objects that are in the given ...
https://dev.mysql.com/doc/refman/8.0/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 ...
https://dev.mysql.com/doc/refman/8.0/en/spatial-aggregate-functions.html
MySQL supports aggregate functions that perform a calculation on a set of values. For general information about these functions, see Section 14.19.1, “Aggregate Function Descriptions”. ST_Collect() can be used as a window function, as signified ...
Displaying 11 to 20 of 125 total results