What does Row-Level Security (RLS) enforce?

Problem Statement

Explanation

RLS adds a row predicate evaluated per user or role. It enables multi-tenant isolation inside a single table. Keep predicates SARGable and index the filtering columns to avoid slow plans.

Code Solution

SolutionRead Only

ALTER TABLE invoices ENABLE ROW LEVEL SECURITY;
CREATE POLICY p_tenant ON invoices
USING (tenant_id = current_setting('app.tenant')::int);

Practice Sets

This question appears in the following practice sets:

Security, Backup & Recovery (DBA Essentials)

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What does Row-Level Security (RLS) enforce?

Problem Statement

Explanation

Code Solution

Practice Sets

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What does Row-Level Security (RLS) enforce?

Problem Statement

Explanation

Code Solution

Practice Sets

Related Questions

Which SQL statement retrieves all columns and rows from a table named employees?

Which clause filters rows before aggregation and affects which rows are grouped?

What is the default sort order when ORDER BY is used without ASC or DESC?

Which construct is commonly used to paginate results in SQL engines like Postgres and MySQL?

Which predicate correctly checks for missing values in standard SQL?

More from SQL & Databases

Master Interviews
Anywhere, Anytime