In SQL Server 2005, non-LOB variable length columns (e.g. varchar, sqlvariant) may also be stored 'off-row' as part of the new capability (calledrow-overflow) of having table rows longer than 8060 bytes. In this case the storage format is the same as for LOB values - a pointer in...
posed a follow-up question - what is the hobt_id column in the sys.partitions catalog view and how does it relate to other catalog views/structures? A very good question...first, hobt (pronounced "hobbit") stands for "Heap or B-Tree". Sql Server uses Heap structures to store data ...
SQL Server 2019 Analysis Services GA (Generally Available) Tabular model compatibility level This release introduces the 1500 compatibility level for tabular models. Query interleaving Query interleaving is a tabular mode system configuration that can improve user query response times in high-concurrency sc...
SQL Server 2019 Analysis Services GA (Generally Available) Tabular model compatibility level This release introduces the 1500 compatibility level for tabular models. Query interleaving Query interleaving is a tabular mode system configuration that can improve user query response times in high-concurrency sc...
SQL Server 2019 Analysis Services GA (Generally Available) Tabular model compatibility level This release introduces the 1500 compatibility level for tabular models. Query interleaving Query interleaving is a tabular mode system configuration that can improve user query response times in high-concurrency sc...
What is a heap table, how to create and when to use it. Along the way, we will understand the concept of Table Scan as well. We will also look at a simple example in action, where a full table scan is better from performance standpoint than using a table
Apache Cassandra is a distributed, NoSQL database management system. Cassandra deployments handle massive amounts of structured data and provide high availability with no single point of failure. To achieve this, Cassandra optimizes queries and arranges its smallest logical units, nodes, in a ring ...
Using Message Queuing COM Components in Visual C++ and C Opening Local Queues Visual Basic Code Example: Retrieving MSMQQueueInfo.Authenticate MSMQ Glossary: M IFileOpenDialog Notifications Notifications Toolbar Controls MSMQQueueInfo.IsWorldReadable2 Visual Basic Code Example: Sending a Message Usi...
Once processed, big data is stored and managed within the cloud or on-premises storage servers (or both). In general, big data typically requires NoSQL databases that can store the data in a scalable way, and that doesn’t require strict adherence to a particular model. This provides the ...
Look into a ton of memory-related metrics, like heap, non-heap, leaks, pool, and more Make sure you’reusing your hardware efficiently Monitor applications in your Java environmentfor almost every major platform—JBoss, Oracle,MySQL,Tomcat, Linux,VMware, etc. ...