-- Defines error codes used -- PREFIX IO -- IO000 - GROUP: query errors -- IO001 - hypertable does not exist -- IO002 - column does not exist --IO100 - GROUP: DDL errors --IO101 - operation not supported --IO102 - no partitioning column for hypertable --IO103 - unknown index type --IO104 - illegal name/identifier --IO110 - hypertable already exists --IO500 - GROUP: internal error --IO501 - unexpected state/event --IO502 - communication/remote error