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NCOCI8 Known Issues PDF Print E-mail

Yes, NCOCI8 has issues. There you can find complete list of NCOCI8 bugs, know for us for today. As they current status and workaround, if exists.

 

NCOCI8 Known Issues List
Error Severity Status Description Workaround
NOB1
basic functionality failure
Closed
Access violation if TOCIQuery.FetchParams.RowsetSize > 2 for query, that select BLOB fields.
NCOCI8 automatically sets RowsetSize to 2 if rowset contains BLOB fields
NOB10
non-critical
Closed
Can't edit querys with ORDER BY
1) Use Oracle server v 8.1.5 - in that case You can edit result set with ORDER BY clause. 2) Use TOCIUpdateSQL.TableName property. 3) Exclude ORDER BY from query.
NOB11
limitation
Closed
Relation between TOCIDataSet edit methods and TOCITransMgr now is not implemented.
Use explicit transaction control.
NOB12
basic functionality failure
Closed
select * from sys.tab$ hangs up a application
Set TOCIQuery.FetchParams.InrecDataSize = 4000.
NOB13
non-critical
Closed
After editing/inserting and posting record, it change their location in result set. Bookmark are still valid.
No
NOB14
basic functionality failure
Closed
Can only read BLOB/CLOB/BFILE, not update.
No
NOB15
non-critical
Open
Can't edit querys with BLOB's - error table not found
Use TOCIUpdateSQL.TableName property
NOB16
basic functionality failure
Open
Sometimes after editing BLOB fields and refreshing/close/open TOCIQuery - AV
No
NOB17
non-critical
Open
Set TOCIDataSet.CachedUpdates = True, edit dataset, call TOCIDataSet.ApplyUpdates, then repeat dataset editing (the allready edited record), call TOCIDataSet.ApplyUpdates - NOE172/UPS
After call of ApplyUpdates, call CommitUpdates.
NOB2
not critical
Open
TOCIStoredProc can't describe param's for some complex (have a lot table/record types and a lot of proc's) PL/SQL packages.
Split PL/SQL package into several of small sizes
NOB3
slow
Open
Property editor for TOCIStoredProc.OProcedureName is very slow when you have small number of server buffers.
Set proper size of db_block_buffers.
NOB4
non-critical
Open
For data types with fixed length (e.g. otFloat, otInteger), it is possible to change Size, but this must be IMPOSSIBLE.
Do not change value of Size property for that data types.
NOB5
slow
Open
Current implementation of filters use VARIANT type for expression evaluation, that may be slow
No
NOB6
slow
Closed
Current implementation of TOCIDatabase: StartWait, EndWait not use timeout's, it may results in performance loss
Set TOCIDatabase.WaitCursor to crDefault
NOB7
basic functionality failure
Closed
Exec of PL/SQL procedure with OUT param of type PL/SQL table raise:
You can't assign table element with 0 index, if that table is bind variable. Change algorithm to use indexes from 1
NOB8
non-critical
Closed
otBCD/ftBCD does not work
Set TOCIDataSet.DataFormat.EnableBCD = False
NOB9
non-critical
Open
If we have started Global TX, open OCI data set, then change active TX to other Global TX, after that fetch will raise ORA-01002 fetch out of sequence
1) Fetch all from dataset before changing active TX. 2) Close dataset before changing active TX and reopen it after. 3) May be sufficient is only do refresh after changing active TX.