must be an integer value reference to an entry in the SPATIAL_REF_SYS
table. The <varname>type</varname> must be an uppercase string
corresponding to the geometry type, eg, 'POLYGON' or
- 'MULTILINESTRING'.</para>
+ 'MULTILINESTRING'. An error is thrown if the schemaname doesn't exist
+ (or not visible in the current search_path) or the specified SRID,
+ geometry type, or dimension is invalid.</para>
<note>
<para>Views and derivatively created spatial tables will need to be registered in geometry_columns manually,