Types of Sub-Queries
The difference between an uncorrelated sub-query, which runs once on its own, and a correlated sub-query, which runs once for each row of the outer query.
Updated
- Category
- SQL
- Level
- Journeyman
- Tags
- mysql, sql
The difference between an uncorrelated sub-query, which runs once on its own, and a correlated sub-query, which runs once for each row of the outer query.
Updated