No cache version.

Caching disabled. Default setting for this page:enabled (code DEF204)
If the display is too slow, you can disable the user mode to view the cached version.

Rechercher dans le manuel MySQL

Search Results
MySQL 8.0 Reference Manual
Displaying 21 to 27 of 27 total results
11.5.2.6 Surface Class
https://dev.mysql.com/gis-class-surface.html
The OpenGIS specification defines a simple Surface as a geometry that consists of a single “patch” that is associated with a single exterior boundary and zero or more interior boundaries. The boundary of a simple Surface is the set of closed ...
12.16.4 Functions That Create Geometry Values from WKB Values
https://dev.mysql.com/gis-wkb-functions.html
ST_MPolyFromWKB(wkb[, srid [, options]]), ST_MultiPolygonFromWKB(wkb[, srid [, options]]) Constructs a MultiPolygon value using its WKB representation and SRID. ST_PolyFromWKB(wkb[, srid [, options]]), ST_PolygonFromWKB(wkb[, srid [, options]]) ...
12.16.3 Functions That Create Geometry Values from WKT Values
https://dev.mysql.com/gis-wkt-functions.html
ST_MPolyFromText(wkt[, srid [, options]]), ST_MultiPolygonFromText(wkt[, srid [, options]]) Constructs a MultiPolygon value using its WKT representation and SRID. ST_PolyFromText(wkt[, srid [, options]]), ST_PolygonFromText(wkt[, srid [, options]]) ... These functions take as arguments a Well-Known Text (WKT) representation and, optionally, a spatial reference system identifier ...
MySQL Glossary
https://dev.mysql.com/glossary.html
R-tree A tree data structure used for spatial indexing of multi-dimensional data such as geographical coordinates, rectangles or polygons. These terms are commonly used in information about the MySQL database server. This glossary originated as a ...
9.3 Keywords and Reserved Words
https://dev.mysql.com/keywords.html
Certain keywords, such as SELECT, DELETE, or BIGINT, are reserved and require special treatment for use as identifiers such as table and column names. This may also be true for the names of built-in functions. Reserved words are permitted as ...
25.27 The INFORMATION_SCHEMA ST_GEOMETRY_COLUMNS Table
https://dev.mysql.com/st-geometry-columns-table.html
Permitted values are: geometry, point, linestring, polygon, multipoint, multilinestring, multipolygon, geometrycollection. The ST_GEOMETRY_COLUMNS table provides information about table columns that store spatial data. This table is based on the ...
12.16.9.1 Spatial Relation Functions That Use Object Shapes
https://dev.mysql.com/spatial-relation-functions-object-shapes.html
ST_Crosses() handles its arguments as described in the introduction to this section except that the return value is NULL for these additional conditions: g1 is of dimension 2 (Polygon or MultiPolygon). The OpenGIS specification defines the ...

Find a PHP function

Document created the 26/06/2006, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/mysql-rf-fct-polygon-p-3.html

The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.

References

  1. View the html document Language of the document:en Manuel MySQL : https://dev.mysql.com/

These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.

Contents Haut