Railo 4.2 Reference
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Function QUERYMAP

Calls the given closure with every row in the given query.
      the function returns a query that contains all values returned by the closure.

Beispiel

querymap(query query,function closure,[boolean parallel,[number maxThreads]]):query

Argumente

Die Argumente für diese Funktion sind fest vorgegeben. Ausser den nachfolgenden Argumenten dürfen keine weiteren verwendet werden.
Name Typ Required Beschreibung
query query  Yes query to iterate  
closure function  Yes filter can be a function/closure that implements the following constructor [function(struct row[, number rowNumber, query query]):struct].
The returned struct is used to fill a single query row.  
parallel boolean  No execute closures parallel  
maxThreads number  No maximum number of threads executed, ignored when argument "parallel" is set to false