Re: More on LINQ Providers

2014-10-27 Thread piers.williams
Also the linq-to-llblgen provider was - at least in it's first incarnation - not actually very good. You would constantly come up against unsupported operators, which again just goes to show what a significant effort writing a linq provider is. (As an aside, there is also the LinqToAzure

Re: LINQ providers

2014-10-22 Thread Greg Keogh
I assume that the ISAM data file system is a pre-requisite? We use an ISAM file system as well and the platform supplier has provided a LINQ provider for us - no such luck with your ISAM provider? It's actually this library from Microsoft:

Re: LINQ providers

2014-10-22 Thread Steven Parish
Hi Greg, Are you locked into this specific ISAM provider - can you replace with another? *Regards,* *Steven Parish* *Managing Director* *BusinessCraft Pty Ltd* *Address:* Level 1, 270 Turton Road, New Lambton NSW 2305 *Mail:* PO Box 57, Lambton NSW 2299 *M:* 0417 688 599 | *T:* 02 4965

Re: LINQ providers

2014-10-22 Thread Greg Keogh
Are you locked into this specific ISAM provider - can you replace with another? Do you know of any other in-process, small footprint, transactional, high-performance, high-capacity, zero-configuration, zero-installation ISAM libraries I could replace ESENT with? -- *Greg*

Re: LINQ providers

2014-10-22 Thread Steven Parish
We have been developing using the synergy/de platform for 30+ years. The synergy isam meets a lot of your criteria. There is a runtime required for their main environment, however they have recently released an entry into the no SQL arena which I believe is free and is just a rebadge of their

More on LINQ Providers

2014-10-22 Thread Greg Keogh
Just a heads-up ... I spent hours working through This Walkthrough http://msdn.microsoft.com/en-us/library/vstudio/bb546158(v=vs.110).aspx to see what it necessary to create a simple LINQ provider. This very primitive example that wraps a web service results in about 10 non-trivial classes with

LINQ providers

2014-10-21 Thread Greg Keogh
Folks, I have a simple ISAM data source which can get-by-key or seek on arbitrary indexes. I'm only using an Int32 primary key at the moment and haven't needed to create more indexes so far. For a few thousand records the performance is good, but as it grows and you ask for something like this:

Re: LINQ providers

2014-10-21 Thread Steven Parish
Hi Greg, I assume that the ISAM data file system is a pre-requisite? We use an ISAM file system as well and the platform supplier has provided a LINQ provider for us - no such luck with your ISAM provider? *Regards,* *Steven Parish* *Managing Director* *BusinessCraft Pty Ltd* *Address:*