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#in

Commands grouped around the same concept, pattern, or recurring problem.

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beginner filtering MySQL MariaDB SQL Server PostgreSQL SQLite

Filter Rows Matching A List With IN

Use `IN` to match a column against a list of values in a single `WHERE` clause.

intermediate filtering MySQL MariaDB SQL Server PostgreSQL SQLite

Match Multiple Columns at Once With Row Value Constructors

Use `(col_a, col_b) IN ((v1, v2), (v3, v4))` to filter on combinations of columns simultaneously — cleaner and less error-prone than chaining `AND`/`OR` conditions.