While checking SQL syntax itself is somewhat straightforward, [Joe]’s sql-lint tool will also check the semantics of it by looking up the actual database and performing sanity checks on it.

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...

Snowflake is adding generative AI-powered SQL functions to help data analysts and their organizations analyze unstructured data with SQL. These new AISQL functions will be part of Snowflake’s ...

Security researchers have developed a generic technique for SQL injection that bypasses multiple web application firewalls (WAFs). At the core of the issue was WAF vendors failing to add support ...

Can a simple dash character introduce a security risk? Discover how SQL line comments can open the door to unexpected injection vulnerabilities in several PostgreSQL client libraries!

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier.

The EXECUTE statement sends dynamic non-query, DBMS-specific SQL statements to the DBMS and processes those statements. In some SAS/ACCESS interfaces, you can issue an EXECUTE statement directly ...

If you use a PROC SQL view in the DESCRIBE VIEW statement that is based on or derived from another view, you may want to use the FEEDBACK option in the PROC SQL statement. This option displays in the ...