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--#############################################################################
-- This SQL script generates the vector table to store
-- metadata for SQL queries and temporal GIS support.
--
-- Author: Soeren Gebbert soerengebbert <at> googlemail <dot> com
--#############################################################################
--PRAGMA foreign_keys = ON;
-- The metadata table
CREATE TABLE vector_metadata (
id VARCHAR NOT NULL, -- The id (PK) is the unique identifier for all tables, it is based on name and mapset (name@mapset) and is used as primary key
is_3d BOOLEAN, -- This is 1 if the vector map is 3d and 0 otherwise
points INTEGER, -- The number of points
lines INTEGER, -- The number of lines
boundaries INTEGER, -- The number of boundaries
centroids INTEGER, -- The number of centroids
faces INTEGER, -- The number of faces
kernels INTEGER, -- The number of kernels
primitives INTEGER, -- All primitives accumulated (points, lines,boundaries,centroids,faces,kernels)
nodes INTEGER, -- Number of nodes (topological information)
areas INTEGER, -- The number of areas (topological information)
islands INTEGER, -- The number of islands (topological information)
holes INTEGER, -- The number of holes (topological information)
volumes INTEGER, -- The number of volumes (topological information)
PRIMARY KEY (id)
);
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