Function datafusion::logical_expr::coalesce
source · pub fn coalesce(args: Vec<Expr, Global>) -> ExprExpand description
returns coalesce(args...), which evaluates to the value of the first Expr which is not NULL
pub fn coalesce(args: Vec<Expr, Global>) -> Exprreturns coalesce(args...), which evaluates to the value of the first Expr which is not NULL