API Reference > imodeljs-common > ECSQL > ECSqlSystemProperty ECSqlSystemProperty Enumeration Defines the ECSQL system properties. See also ECSQL. Members Name Value Description ECInstanceId 0 ECClassId 1 SourceECInstanceId 2 SourceECClassId 3 TargetECInstanceId 4 TargetECClassId 5 NavigationId 6 NavigationRelClassId 7 PointX 8 PointY 9 PointZ 10 Defined in core/common/src/ECSqlTypes.ts Line 96 Last Updated: 29 November, 2022