Synapse Analytics and .NET for Apache Spark Example 4 - JOINS
This is a bit of a longer one, a look at how to do all the different joins and the exciting thing for MSSQL developers is that we get...
2021-02-05 (first published: 2021-01-25)
149 reads
Ed Elliott's Sql Developer Blog
Synapse Analytics and .NET for Apache Spark Example 4 - JOINS
This is a bit of a longer one, a look at how to do all the different joins and the exciting thing for MSSQL developers is that we get...
2021-01-25
3 reads
Synapse Analytics and .NET for Apache Spark Example 3 - CTE()
The next example is how to do a CTE (Common Table Expression). When creating the CTE I will also rename one of the columns from “dataType” to “x”.
T-SQL WITH...
2021-01-19
57 reads
Synapse Analytics and .NET for Apache Spark Example 3 - CTE()
The next example is how to do a CTE (Common Table Expression). When creating the CTE I will also rename one of the columns from “dataType” to “x”.
T-SQL WITH...
2021-01-19
5 reads
Synapse Analytics Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
415 reads
Synapse Analytics and .NET for Apache Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
46 reads
Synapse Analytics and .NET for Apache Spark Example 2 - ROW_NUMBER()
The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
5 reads
Synapse Analytics Spark Example 1 - Group By
I have been playing around with the new Azure Synapse Analytics, and I realised that this is an excellent opportunity for people to move to Apache Spark. Synapse Analytics...
2021-01-18
44 reads
Synapse Analytics and .NET for Apache Spark Example 1 - Group By
I have been playing around with the new Azure Synapse Analytics, and I realised that this is an excellent opportunity for people to move to Apache Spark. Synapse Analytics...
2021-01-18
9 reads
Synapse Analytics and .NET for Apache Spark Example 1 - Group By
I have been playing around with the new Azure Synapse Analytics, and I realised that this is an excellent opportunity for people to move to Apache Spark. Synapse Analytics...
2021-01-18
4 reads
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Question of the Day
Always On AG Latency for Read-Only Workload After Failover?
You're responsible for managing a SQL Server environment using Always On Availability Groups across two data centers. During a recent planned failover to the secondary replica, you noticed increased application latency and errors related to read-only routing. Upon investigation, you discover that read-only routing continues pointing to the former primary, now a secondary, for a period of time after the failover.
Which of the following best explains this behavior and how to resolve it?