Introducing the MySQL SELECT statement
Use SELECT statements to query a MySQL database. In this article, Robert Sheldon explains how.
2022-09-07
Additional Articles
Managing Datasets for Database Development Work using Flyway
A generic way of exporting, deleting and loading data, for database development work. It uses Flyway Teams, a PowerShell framework, JSON files for storage and a table manifest to define the correct order of dependency for each task. It should help a team maintain datasets between database versions, as well as to switch between the datasets required to support different types of testing.
2022-09-05
Metadata Functions in SQL Server and Their Use Cases
Learn about various SQL Server system functions to return meta data from SQL Server such as SERVERPROPERTY, DATABASEPROPERTYEX, DB_NAME, DB_ID, FILE_NAME, FILE_ID, FILE_IDEX, SCHEMA_NAME, SCHEMA_ID, OBJECT_NAME, OBJECT_ID and STATS_DATE.
2022-09-05
SQL WAITFOR Command to Delay SQL Code Execution
In this article, we look at the SQL Server WAITFOR command to allow delays in processing either for a specified time or a set amount of time.
2022-09-02
The Uses of Dependency Information in Database Development
Dependency information will allow you to avoid errors during a database build or tear-down, by ensuring you create or remove objects in the right order. It will also help you to avoid future 'invalid object' errors, because it will allow you to check that no database alterations have introduced broken references, during Flyway migrations.
2022-09-02
Estimated and Actual Plans Can Have Different Shapes.
Hi Brent, What is your take on Hugo Kornelis’s explanation of execution plan naming. As her his explanation, estimated exec plan is simply an execution plan whereas actual execution plan = execution plan+run-time stats. Do you agree that the naming is flawed and confusing? – Yourbiggestfan
2022-08-31
How to use fn_builtin_permissions SQL Server Security Function
Learn how to find all securable objects in SQL Server and the permissions for each securable object using the system function fn_builtin_permissions.
2022-08-31
Performance Testing Databases with Flyway and PowerShell
Performance tests are central to the quality of the database changes we deliver because they ensure that any business process that accesses the database continues to return its results in an acceptable time. When Flyway creates a new version of the database, it is the ideal time to run these performance checks.
2022-08-29
The ultimate guide to web accessibility
Accessibility ensures that everyone has a great experience on your site. Bikkani explains how to achieve web accessibility.
2022-08-29
Getting Started with Python Pandas and Dataset Profiling
This article will focus on reading and profiling data with the pandas package when using Python as well as show how to build charts based on this data.
2022-08-26
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Question of the Day
Strange String Splits
When I run this code, how many rows are returned?
DECLARE @meals NVARCHAR(1000) = N'夕食昼食朝食' DECLARE @s NVARCHAR(1) = N'食' SELECT value FROM STRING_SPLIT(@meals, @s) GOSee possible answers