Indeces cannot be traversed using Microsoft.Database.Isam

Traversing indices using FindRecords and FindRecordsBetween does not work because of a bug in the Microsoft.Database.Isam.Cursor::Move method. I have created my own fork of the repository and chan...

Id #13515 | Release: None | Updated: Jun 1 at 3:59 AM by jr76 | Created: Mar 21 at 12:54 PM by grafnetter

Add IntersectIndexes support to Microsoft.Database.Isam.Cursor

I wonder if it would be possible to add support for index intersection to the Isam interface. It is currently not possible to search for records satisfying multiple criteria at once without manuall...

Id #13512 | Release: None | Updated: Mar 20 at 5:45 PM by grafnetter | Created: Mar 20 at 5:45 PM by grafnetter

TransactionScope support for PersistentDictionary

System.Transactions.TransactionScope should be supported using (var scope = new TransactionScope()) { this.storage.Add(item1); this.storage.Add(item2); this.storage...

Id #13479 | Release: None | Updated: Feb 26 at 7:39 PM by martinc | Created: Feb 26 at 7:06 AM by SlyFox

PersistentDictionary EsentDb in weird state?

We use the low level ManagedEsent for our product but I wanted to play around with the PersistentDictionary (because it is much simpler). We found a good tool to inspect the edbs and it works with ...

Id #13463 | Release: None | Updated: Feb 19 at 8:33 PM by martinc | Created: Feb 18 at 9:31 PM by robert0muehsig

Bug: TrySeekTruncatedString() fails when primary key contains "-" character and key is truncated with cbkeymost set to maximum

Hi, I'm inserting following string to database and then use TrySeekTruncatedString() to find record but it returns false: string key = "-" + new string('a', 600); The problem occurs when I set...

Id #13461 | Release: None | Updated: Feb 27 at 5:26 PM by net77 | Created: Feb 17 at 7:00 PM by net77

Isam: Creating IsamInstance without trailing slash '\' for Working path causes unexpected errors down stream, constructor should validate assumption.

Repro: IsamInstance i = new IsamInstance(@"C:\foo\bar", false); Later... var idx = new IndexDefinition(PrimaryIndex); idx.Flags = IndexFlags.Primary | IndexFlags.Unique; ...

Id #13391 | Release: None | Updated: Mar 21 at 9:14 AM by grafnetter | Created: Jan 3 at 7:09 PM by Phil_Price

Negative owned pages from JetGetTableInfo

I have this code: int ownedPages; Api.JetGetTableInfo(session, tbl, out ownedPages, JET_TblInfo.SpaceOwned); And it returns negative results Same for: JET_OBJECTINFO result; Api.JetGetTableInf...

Id #13237 | Release: None | Updated: Sep 4, 2014 at 6:33 AM by Ayende | Created: Sep 4, 2014 at 6:33 AM by Ayende

Fatal race condition in Esent

When trying to compact two databases (because we moved them between machines) that had secondary indexes corrupted, if we run the process one database at a time, everything works fine. If we run th...

Id #13232 | Release: None | Updated: Sep 23, 2014 at 4:59 PM by martinc | Created: Sep 1, 2014 at 8:02 AM by Ayende

.Net 3.5

I downloaded Esent.Interop.dll and wanted to use it on .Net 3.5 but it couldn't find Microsoft.Isam. is this dll compatible with .Net 3.5? Thanks, Ali

Id #12977 | Release: None | Updated: May 6, 2014 at 12:56 AM by martinc | Created: Apr 28, 2014 at 6:33 AM by asharifi

Persistent Dictionary Concurrency Problem

I get "Cannot access file, the file is locked or in use" with PersistentDictionary when adding new keys to a single dictionary by multiple processes (programs) simultaneously. Below is the detaile...

Id #12714 | Release: None | Updated: May 6, 2014 at 12:57 AM by martinc | Created: Jan 31, 2014 at 6:04 PM by pr1705