When we built our first prototype using Delphi, we used Paradox files and TTables and had really fine performance. When we upsized the product, and moved to an Oracle back end, we had miserable problems with the TTables (performance and otherwise) and ended up replacing them entirely with...
When you execute an SQL query that returns a result set, such as a SELECT statement, use TQuery.Open. <br>
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An INSERT statement (and UPDATE, DELETE, etc.) which doesn't return a result set, should be executed with the TQuery.ExecSQL method. <br>
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The error you are receiving indicates...
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