Practice writing and reasoning about SQL Data Manipulation Language (DML) statements. This quiz covers inserting, updating, and deleting records safely and effectively across real-world scenarios.

#dml #insert #update

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medium SQL

SQL Subqueries: Queries Within Queries

Practice writing and interpreting SQL subqueries, including scalar, correlated, and derived table subqueries. This quiz tests your ability to nest queries effectively to solve real-world data problems.

#subqueries #sql #filtering

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medium SQL

SQL Joins: Combining Tables Like a Pro

Test your understanding of SQL JOIN types and how they combine rows from multiple tables. This quiz covers INNER, LEFT, RIGHT, FULL OUTER, and CROSS joins with practical scenarios.

#joins #sql #data-analysis

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medium SQL

Retrieving Data

Interview style multiple choice questions

#retrieving-data

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medium SQL

SQL functions

These cover common aggregate, string, and handling functions.

#sql #sql-functions

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