Override GetDummyQuery in OracleConnectionManager #14
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Oracle requires "from dual" in any select statement. Thus, the statement used by TryConnect "select 1" fails with the
ORA-00923: FROM keyword not found where expectedexception as reported in issue #5.To fix it, we override the
GetDummyQueryused in theTryConnectmethod with "select 1 from dual" which is valid Oracle syntax.Fixes #5