Functions |
|
| RDM_SLOT | rdm_rowidDecode (RDM_ROWID_T rowid, RDM_UNO *uno) |
| Decode a ROWID into a union number and slot. More... | |
| RDM_ROWID_T | rdm_rowidEncode (RDM_UNO uno, RDM_SLOT slot) |
| Encode a union number and slot into a ROWID. More... | |
Detailed Description
The RDM rowid datatype API. The functions here are located in RDM Base Functionality. Linker option:
-lrdmbaseFunction Documentation
rdm_rowidDecode()
| RDM_SLOT rdm_rowidDecode | ( | RDM_ROWID_T | rowid, |
| RDM_UNO * | uno | ||
| ) |
#include <rdmrowidapi.h>
Decode a ROWID into a union number and slot.
This function will decode a ROWID into its parts: a union number and a slot number.
The union number is 0 for the first database and one higher for each additional database in the union. The union number is 0 for a single database.
The slot is the row ID as it is stored in the individual databases. For a single database the row ID and the slot are the same.
- Locking Requirements
- None
- See also
- rdm_rowidEncode
- Returns
- The slot number encoded in the ROWID
- Parameters
-
[in] rowid [in] The ROWID [out] uno [out] The union number (optional)
rdm_rowidEncode()
| RDM_ROWID_T rdm_rowidEncode | ( | RDM_UNO | uno, |
| RDM_SLOT | slot | ||
| ) |
#include <rdmrowidapi.h>
Encode a union number and slot into a ROWID.
This function will encode a ROWID from its parts: a union number and a slot number.
- Locking Requirements
- None
- Returns
- A ROWID
- See also
- rdm_rdm_rowidDecode
- Parameters
-
[in] uno [in] The union number [in] slot [in] The slot number