prepared="PREPARE gettile(geometry, numeric, numeric, numeric) AS "
prepared="PREPARE gettile(geometry, numeric, numeric, numeric) AS "
forlayerinlayers['Layer']:
forlayerinlayers['Layer']:
queries.append("SELECT ST_AsMVT('"+layer['id']+"',$1, 4096, 100, true, '"+layer['Datasource']['geometry_field']+"', t) FROM "+layer['Datasource']['table'].replace("!bbox!","$1").replace("!scale_denominator!","$2").replace("!pixel_width!","$3").replace("!pixel_height!","$4"))
layer_query=layer['Datasource']['table'].lstrip().rstrip()# Remove lead and trailing whitespace
layer_query=layer_query[1:len(layer_query)-6]# Remove enough characters to remove first and last () and "AS t"
layer_query=layer_query.replace("geometry","ST_AsMVTGeom(geometry,!bbox!,4096,0,true) AS mvtgeometry")
base_query="SELECT ST_ASMVT('"+layer['id']+"', 4096, 'mvtgeometry', tile) FROM ("+layer_query+" WHERE ST_AsMVTGeom(geometry, !bbox!,4096,0,true) IS NOT NULL) AS tile"