RDD Functions

Function

Status

Description

Bof()

Yes

DbAppend()

Yes

DbClearFilter()

Yes

DbClearIndex()

Yes

Visible on the client only. Records updated after this call will update the indexes on the server as usual. Only application will cease to recognize any index.

DbClearRelation()

NI

DbCloseAll()

Yes

DbCloseArea()

Yes

DbCommit()

Yes

DbCommitAll()

Yes

DbCreate()

Yes

DbCreateIndex()

Yes

DbDelete()

Yes

DbFieldInfo()

Yes

DbFilter()

Yes

DbGoBottom()

Yes

DbGoto()

Yes

DbGoTop()

Yes

DbInfo()

P

DbOrdInfo()

P

DbRecall()

NI

No way in RDBMS, but implemented in different way. Please refer to "Deleted Records" topic.

DbReindex()

Yes

DbrLock()

Yes

CacheRDD also provides a function CacheGetLockInfo() to have comprehensive information as to who is owning the lock and from which terminal plus a lot more.

DbrLockList()

Yes

DbrSelect()

Yes

DbrUnlock()

Yes

DbSeek()

Yes

Soft Seek  - Yes        Seek Last - Yes

DbSelectArea()

Yes

DbSetDriver()

Yes

DbSetFilter()

Yes

DbSetIndex()

Yes

DbSetOrder()

Yes

DbSkip()

Yes

+n - Yes   -n  - Yes

DbStruct()

Yes

DbUnlock()

Yes

DbUnlockAll()

Yes

DbUseArea()

Yes

SHARED - Yes    EXCLUSIVE - Yes

Deleted()

NI

Always Returns FALSE

Eof()

Yes

FieldGet()

Yes

FieldPut()

Yes

Flock()

Yes

IndexExt()

Yes

Always returns NULL string

IndexKey()

Yes

IndexOrd()

Yes

LastRec()

Yes

But do not expect exact number of records in table

NetErr()

Yes

OrdBagExt()

Yes

Always returns NULL string

OrdBagName()

Yes

Always returns Table Name as only one bag per table is supported.

OrdCond()

NI

OrdCondSet()

NI

OrdCreate()

Yes

OrdDescend()

NI

OrdDestroy()

IP

OrdFor()

Yes

But only if it is a persistent index.

OrdIsUnique()

IP

OrdKey()

Yes

OrdKeyAdd()

NI

Finding a way how user controlled indexes can be implemented. On to-do list.

OrdKeyCount()

Yes

Performance Issue. Use at your own risk.

OrdKeyDelete()

NI

SEE: OrdKeyAdd()

OrdKeyGoto()

Yes

Performance Issue. Use at your own risk.

OrdKeyNo()

Yes

Performance Issue. Use at youw own risk.

OrdKeyVal()

Yes

OrdListAdd()

Yes

OrdListRebuild()

Yes

Perhaps never required.

OrdName()

Yes

OrdNumber()

Yes

OrdScope()

Yes

OrdSetFocus()

Yes

OrdSetRelation()

IP

OrdSkipUnique()

IP

RddName()

Yes

Returns "CachéRDD"

RddSetDefault()

Yes

RecCount()

Yes

As is LastRec(). To get true number of records call CachéRecCount()