1# Rdb_KeyData 2 3## Overview 4 5Holds the changed data. 6 7**Related module**: [RDB](capi-rdb.md) 8 9**Header file**: [relational_store.h](capi-relational-store-h.md) 10 11## Summary 12 13### Member Variables 14 15| Name | Description | 16| ---------------- | ------------------------ | 17| uint64_t integer | Data of the uint64_t type.| 18| double real | Data of the double type. | 19| const char* text | Data of the char\* type. | 20 21