Nullif

Description of the illustration nullif. In SQL Server (Transact-SQL), the . NULLIF compares exprand expr2. In that case, NULL is . If their values are equal.

This section describes the SQL -compliant conditional expressions available in PostgreSQL. Compares two expressions. This function returns the value NULL, if two expressions are identical. Otherwise, the first expression is returned. If no comparison or condition is true, the result after ELSE is returne or NULL if there is no ELSE part.

SQL NVL,mysql nvl,Null Functions in SQL . Apache Ignite is a memory-centric distributed database, caching, and processing platform for transactional, analytical, and streaming workloads, delivering . Any general expression of any data type. Built-in SQL function that returns the first argument, or returns NULL if both arguments are equal. This is the same as CASE WHEN expr= exprTHEN NULL ELSE exprEND. Returns NULL if expr= expris true, otherwise returns expr1. No Borland InterBase 7. Consider the following . Provides an abbreviated CASE expression by comparing expressions.

QueryPart s can specify several Clause s for which an event will be emitted before (in forward order) and. NullIf and IsNull in Acumatica. It is useful for converting values to NULL from applications that use some other representation for missing or unknown data. If a need arises to eliminate a zero or any specific . An SQL scalar function that returns a NULL value if two values are equal. Learn how to use it with some examples in this article.

General functions are used to handle NULL values in database. See Conditional Expressions for more information and a summary of all the . JavaDoc Reference Documentation - Create an expression that tests whether its argument are equal, returning null if they are and the value of the first . It compares two values and if they match then returns NULL else returns the . Sinon, la valeur de première expression est retournée. X is a string or blob that cannot . The first parameter will . Use the COALESCE Function The . If expequals exp then NULL is returne otherwise expis returned.

Retorna um valor nulo se as duas expressões especificadas forem iguais. Nullif is an SQL function that returns a NULL value if both parameters are equal in value. If not, the first value will be returned.

Sometimes, courtesy functions surprise me. Returns a NULL value if the two specified expressions are equal 2. In T-SQL they are not equivalent, .