Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of Hibernate and JPA is to hide the complexity of SQL and relational databases from the ...
If you are working with Excel spreadsheets or workbooks, juggling multiple tables of data, at some time you might need to combine them into one. Rather than spending hours manually copying and pasting ...
Here, we can merely use the ‘+’ operative in SQL. Write an SQL query to fetch all the students from table Students who either live in Delhi or studying a course with Course id -440? This question ...
A few months ago a new option was added to the Sql.Database and Sql.Databases functions in Power Query in Power BI and Excel which allows Power Query queries that combine data from different SQL ...
Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...
I'm using a EF Core 6 DbContext transaction to create/update entities on a SQL Server temporal table. The data I'm processing (array of items) has a key (Year-Sequential, like: 2023-001, 2023-002, etc ...
When designing objects in SQL Server, we must follow certain best practices. For example, a table should have primary keys, identity columns, clustered and unclustered indexes, data integrity and ...
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