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ASE 15.7: Threaded vs. Process Kernel Mode - Solaris/RHEL cross-tests
I am back with the comparative tests: threaded kernel mode versus process kernel mode. I have seen in my earlier tests that process kernel mode seems to get slightly better throughput under the same...
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ASE 15.7: Threaded Kernel vs. Process Kernel: Throughput Variance
I have just finished performing a controlled analysis of general performance differences for ASE 15.7 running process and threaded kernel mode on various platforms and hosts (RHEL running on Dell Xeon...
View ArticleViolin Flash Memory Arrays Certified with SAP Sybase ASE
Violin Memory, Inc., provider of memory-based storage systems, and SAP AG today (April 16th) announced that Violin 6000 Series Flash Memory Arrays are now certified for interoperability with SAP...
View ArticleASE FAQ: What do the numbers at the beginning of each line in the errorlog mean?
Q: What do the numbers at the beginning of each line in the errorlog mean? A: Most entries in the ASE errorlog have a prefix in the form aa:bbbb:ccccc:ddddd:<date> <component>...
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Q: How can I tell if connections are using net password encryption?
Q: Are connections using net password encryption? Turning on the sp_configure setting “net password encryption required” setting can greatly improve security. Client applications that have not been...
View ArticleUpgrade Tip - Run DBCC GAM(dbid,0,0,'check') after upgrade to 15.x
Recommendation: After upgrading a pre-15.0 server or database to 15.x, run DBCC GAM(dbid,0,0,'check') as a postupgrade step against each upgraded database. Why: To minimize the server downtime for the...
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What is in my statement cache?
I was talking with one of our customers the other day who had a whole bunch of disparate applications attaching to his server.It really is not unusual from what I have seen to have legacy applications...
View ArticleOn-Demand Webcast: What’s New in the Latest Release of SAP Sybase ASE
Learn about new functions and features in the latest release of SAP Sybase ASE We promised continuous innovation of SAP Sybase ASE, and we've delivered on this promise again and again with new features...
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Sybase ASE's version numbering goes the SAP way
Yesterday, the latest version of SAP Sybase ASE was released: ASE 15.7 SP100. This new ASE release brings you a bunch of interesting new features and improvements (check out the webcast on June...
View ArticleGet the latest news on SAP Sybase ASE
Register today to receive the SAP Sybase ASE Data Management newsletter. Don’t miss out on information on upcoming webcasts and training sessions, articles on the latest features in our data management...
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ASE FAQ: Which process filled up my transaction log?
FAQ: My transaction log filled, which process is responsible for filling up the log? A: There are several different possible interpretations of "process which filled up the log" - you can have the...
View ArticleNew ASE error message 2116: CREATE TRIGGER failed because selecting from a...
Msg: 2116, Level: 16, State: 1 CREATE TRIGGER failed because selecting from a TEXT, IMAGE, UNITEXT or off-row Java datatype column of the inserted or deleted table is not supported. Explanation:...
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Graphical HTML query plans in ASE 15.7 SP100
One of the new features in ASE 15.7 SP100 is the ability to generatequery plans in graphical format - in HTML format, to be precise.Both in terms of their appearance and the commands to enable them,...
View ArticleASE FAQ: Which device is my table on?
Which device is my table on?Every so often I see a question from someone interested in knowing which tables are stored on which devices, or which devices have allocations for table X. I'm not sure...
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Out of range histogram adjustments
The original intention of this feature was to help out in the case of some kind of date search argument whereby additional rows have made it into a tablebut there hasn't yet been a window to update the...
View ArticleThe Truth about Databases: Getting to the FACTS on SAP Sybase ASE
Let’s set the record straight. Our competitors have propagated some MYTHS about SAP Sybase ASE… it’s expensive, it trails behind other databases in terms of performance, it’s difficult to manage, it’s...
View ArticleNew Writeup for ASE Error Message 4224
Error 4224 Severity10Message text WARNING: The transaction log for database '%.*s' (dbid %d) can no longer be dumped due to user '%.*s' (suid %d) executing %s.ExplanationThis warning is raised when a...
View ArticleUpdated Writeup for ASE Error Message 225
One of my current projects is updating and expanding the ASE Troubleshooting and Error Messages Guide (TSG). As I update existing error writeups and create new ones, I'll be posting the new content to...
View ArticleNew Release: SAP Sybase ASE Boosts Performance & Scalability in Latest Release
SAP announced today that the latest release of SAP Sybase ASE (SP100) delivers faster processing of unstructured data, a new methodology to minimize storage space and advanced tools to increase data...
View ArticleASE 15.7: A Fight between Cheetah and Rhino...
It has been quite a long time since I have been able to write anything in this public space. The reason is that I have been completely absorbed by one of the most exciting projects I have been...
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