Lukas Eder • 11/4/2022

LATERAL is Your Friend to Create Local Column Variables in SQL

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This technical article demonstrates the use of the SQL LATERAL keyword as an alternative to deeply nested derived tables or common table expressions (CTEs). It shows how LATERAL allows you to define column aliases and derived values locally within the FROM clause, leading to cleaner and more maintainable SQL code, with examples from databases like PostgreSQL.

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#database #sql #postgresql
LATERAL is Your Friend to Create Local Column Variables in SQL

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