| data type | value |
| GSContainerType | GS_CONTAINER_COLLECTION, GS_CONTAINER_TIME_SERIES |
| GSIndexTypeFlags | GS_INDEX_FLAG_TREE, GS_INDEX_FLAG_HASH |
| GSTimestamp | milliseconds since the UNIX epoch (January 1, 1970 00:00:00 UTC) with long type |
| GSRowSetType | GS_ROW_SET_CONTAINER_ROWS, GS_ROW_SET_AGGREGATION_RESULT |
| GSResult | The type of result code for GridDB instructions with int type |
| GSType | GS_TYPE_STRING, GS_TYPE_BOOL, GS_TYPE_BYTE, GS_TYPE_SHORT, GS_TYPE_INTEGER, GS_TYPE_LONG, GS_TYPE_FLOAT, GS_TYPE_DOUBLE, GS_TYPE_TIMESTAMP, GS_TYPE_BLOB |
| GSFetchOption | GS_FETCH_LIMIT |
| GSTimeUnit | GS_TIME_UNIT_YEAR, GS_TIME_UNIT_MONTH, GS_TIME_UNIT_DAY, GS_TIME_UNIT_HOUR, GS_TIME_UNIT_MINUTE, GS_TIME_UNIT_SECOND, GS_TIME_UNIT_MILLISECOND |