public Extensions create ( String tableName , String geometryColumnName , String idColumnName ) { Extensions extension = getOrCreate ( tableName , geometryColumnName ) ; createAllFunctions ( ) ; createRTreeIndex ( tableName , geometryColumnName ) ; loadRTreeIndex ( tableName , geometryColumnName , idColumnName ) ; createAllTriggers ( tableName , geometryColumnName , idColumnName ) ; return extension ; }
Create the RTree Index extension for the feature table geometry column and id column . Creates the SQL functions loads the tree and creates the triggers .