Data dictionary SAPĀ® ASE related data dictionary topics. Data type conversion table: Informix to SAP ASEBOOLEAN data typeCHAR and VARCHAR data typesNumeric data typesDATE and DATETIME data typesINTERVAL data typeSERIAL and BIGSERIAL data typeROWID columnsCase sensitivityTEXT and BYTE (LOB) typesTable constraintsName resolution of SQL objects