... solutions dotted about the web but the biggest improvement was the "SELECT TOP 100" brain wave:
-- DataSet1:
SELECT TOP 100
Reference, Forenames, Surname, DOB
FROM
PersonsTable
WHERE
(Reference ...
... milliseconds it took for a report to execute... I decided to do a database level calculation using two datasets:
-- Oracle 10g: DataSet1 -- your normal dataset query with an added field (ReportStartTime)
SELECT
field1,
field2,
TO_CHAR(systimestamp, ...
... reports though.
The error I'd get was
An error occurred during local report processing.
An error has occurred during report processing.
Cannot read the next data row for the dataset DataSet1. ...
... during report processing.
Query execution failed for dataset 'DataSet1'.
The variable name '@GroupName' has already been declared. Variable names must be unique within a query batch or stored procedure.
The ...
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