https://sourceforge.net/p/whitebear/allura-wiki/Update_filter/Recent changes to Update_filterenTue, 27 May 2014 17:59:59 -0000https://sourceforge.net/p/whitebear/allura-wiki/Update_filter/<div class="markdown_content"><pre>--- v1 +++ v2 @@ -9,3 +9,7 @@ ## Cost calculation Cost calculation: no cost calculation should be done for this filter, as it is irrelevant. Cost calculation result records received from the input connector should be transmitted as-is to the output connector. + +## See also + +[Set_engine] </pre> </div>silex6Tue, 27 May 2014 17:59:59 -0000https://sourceforge.net9e60ce3c2ef02e4500495874663cef29aaa94557https://sourceforge.net/p/whitebear/allura-wiki/Update_filter/<div class="markdown_content"><p>This filter should read records, set specified values to the fields and store them into the database. All update errors should be sent to the output connector and no record should be returned. This filter should have 1 input connector and will be used for the UPDATE statement. </p> <h2 id="algorithm">Algorithm</h2> <p>General algorithm: filter should loop reading records from the input connector. Each record should be updated according to specified rules: set a specified value to a field, value can be taken from another field or can be a constant value or an expression. </p> <p>The filter should check if there is an active transaction, if there is none then filter should silently start a new transaction using the current default transaction mode. </p> <h2 id="cost-calculation">Cost calculation</h2> <p>Cost calculation: no cost calculation should be done for this filter, as it is irrelevant. Cost calculation result records received from the input connector should be transmitted as-is to the output connector. </p></div>silex6Tue, 27 May 2014 17:59:59 -0000https://sourceforge.nete18fc5571c892e1e69c34ff3d963569f4da7d393