Whether you are running an RDBMS, or a Big Data system, it is important to consider your data-partitioning strategy. As the volume of data grows, so it becomes increasingly important to match the way you partition your data to the way it is queried, to allow 'pruning' optimisation. When you have huge imports of data to consider, it can get complicated. Bartosz explains how to get things right; not perfect but wisely.
2016-11-22
3,345 reads
2016-11-21
4,751 reads
Rob Farley discusses some solutions and gotchas for implementing a custom sort using ORDER BY in T-SQL queries.
2016-11-21
3,624 reads
It is worth getting familiar with Apache Spark because it a fast and general engine for large-scale data processing and you can use you existing SQL skills to get going with analysis of the type and volume of semi-structured data that would be awkward for a relational database. With an IDE such as Databricks you can very quickly get hands-on experience with an interesting technology.
2016-11-18
3,131 reads
2016-11-17
3,116 reads
Receiving an access denied error message when trying to connect to a remote instance of SSIS from SSMS? Sadequl Hussain provides the solution.
2016-11-17
4,199 reads
Power BI Desktop continues to evolve. There have been many improvements to the reporting side that together make it easier to get from the data to the visualisation as quickly as possible. You can now create line charts that let users drill down into hierarchical data. There are now ways of adding dynamic reference lines to a visualization that provide users with relevant reference points. Robert Sheldon demonstrates how to combine these features to great effect.
2016-11-16
3,166 reads
The following tutorial will show how to export JSON data to a CSV file using SSIS
2016-11-15
5,499 reads
"I’ve noticed that many indexes in my data warehouse aren’t used frequently. Is there a way to use the automatically generated statistics to make useful indexes?"
Kendra Little answers the question in episode 18 of Dear SQL DBA.
2016-11-15
4,733 reads
High availability solution with cross cluster support using the new Distributed Availability Groups
2016-11-14
3,151 reads
A RAG pipeline that answers questions in the demo is not the same thing...
By Steve Jones
“A multitude of bad ideas is necessary for one good idea” – from Excellent...
Yesterday I gave a talk for MSSQLTips called “Building a DBA Agent for Your...
Comments posted to this topic are about the item Server-Level Row Counts for Tables...
Comments posted to this topic are about the item Parameter Sensitive Plan Optimization vs....
Comments posted to this topic are about the item Hyperscale Replicas I
What types of secondary replicas are available for the Azure SQL Database Hyperscale edition?
See possible answers