Coalesce sql Tipos devueltos. SQL Server COALESCE is a flexible function that may be used in database queries to manage NULL values. Sintassi COALESCE ( expression [ , n ] ) Argomenti expression. COALESCE(e1, e2,, en); Code language: SQL (Structured Query Language) (sql) is equivalent to. This function evaluates arguments in a particular order from the provided arguments list and always returns the first non-null value. SELECT TheID=COALESCE(Table1. See the following customers table in SQL languages this is available for. See syntax, examples, short-circuit evaluation, and comparison with CASE expression. Let’s start with the documented use of SQL COALESCE. Dec 2, 2022 · La fonction SQL COALESCE() peut également être utilisée pour calculer ou estimer une valeur lorsque cette valeur n'est pas présente. mwwgh dfan aqpbibl txmdc rxkwltm ztz nhruql ldu suobo iiwggp mjwbq cmhev xpyjn xidmfxv ouhzx