T-SQL

External Article

The CHECK() Constraint

  • Article

One of the many ways a relational table differs from the file structures used by pre-relational storage systems is that the tables, rows and columns can have constraints on them. This allows you to reduce the types of bad data that can be loaded into your tables.

2024-06-17

External Article

Snake draft sorting in SQL Server, part 3

  • Article

In part 2 of this series, I showed an example implementation of distributing a long-running workload in parallel, in order to finish faster. In reality, though, this involves more than just restoring databases. And I have significant skew to deal with: one database that is many times larger than all the rest and has a higher growth rate.

2024-06-07

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SQL Saturday Boston 2024 Slides

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Thanks to everyone that came to my talks. Slides are below. Best Practices for...

Small Data SF 2024

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I can’t remember how I heard about Small Data SF 2024, but it caught...

A New Word: Moledro

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Impact of adding the opening of the Master Key in a SQL job for SSIS packages

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Bonjour à tous, J'ai un problème d'exécution de mes packages SSIS. A chaque opération...

Being an extroverted introvert at a conference

By Louis Davidson (@drsql)

Comments posted to this topic are about the item Being an extroverted introvert at...

Need to group the same valued ID fields to run an aggregate average over them

By Zososql

I have data that contains poll results, with the poll_id consistuting a single row...

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Question of the Day

How are statistics stored?

How are the statistics for query optimization stored in SQL Server?

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