Railo 4.2 Reference
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Object Method Query.setCell

Sets a cell to a value. If no row number is specified, the cell on the last row is set.
Query.setCell(string column_name,any value,[number row_number]):boolean

Arguments

The arguments for this function are set. You can not use other arguments except the following ones.
Name Type Required Description
column_name string  Yes
value any  Yes
row_number number  No