![]() This query only "sees" theĭata that a previous query didn't see, because the data wasn't available then. The ability to make an "exactly once" query. The ability to repeat the same query multiple times and get the same results,Īs long as the query indicates "same data set". You'll get consistent results even if there are data-append or data-retention operations happening in parallel with the queries.ĭatabase cursors are designed to address two important scenarios: ![]() A database cursor is a database-level object that lets you query a database multiple times.
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