If you don’t have a backup of your MS SQL database, then follow the below ways to recover deleted data. Transaction log files record each change made to the ...

Create the tables with referential integrity.Solve following queries using joins and subqueries. 1. Write a query to find the names (first_name, last_name), the salary of the employees who earn more ...

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Have you ever felt like your SQL queries were turning into spaghetti code? I certainly have! But fear not, fellow data wranglers, because today we’re diving into one of PostgreSQL‘s most powerful yet ...

Ask ChatGPT basic questions about SQL, such as “What is SQL?” or “What are the key components of SQL?” to get a foundational understanding of its purpose and structure. Gain insights into data types, ...

It is not uncommon that a single SQL statement such as a SELECT statement includes sub-SQL SELECT statements, or sub-queries, that generate a sub-result set within the top-level statement. If these ...

I have a mariadb based database that has a few tables and I use subqueries. After migrating to gorm2, I noticed that the generated subquery string is syntactically incorrect and hence it fails. To be ...