How to use

sendOneQuery

method

in

org.postgresql.core.v3.QueryExecutorImpl

sendOneQuery((SimpleQuery) query, (SimpleParameterList) parameters, maxRows, fetchSize,
  flags);
 subparam = subparams[i];
sendOneQuery((SimpleQuery) subquery, subparam, maxRows, fetchSize, flags);

private boolean sendAutomaticSavepoint(Query query, int flags) throws IOException {
 if (((flags & QueryExecutor.QUERY_SUPPRESS_BEGIN) == 0
   || getTransactionState() == TransactionState.OPEN)
   && query != restoreToAutoSave
   && getAutoSave() != AutoSave.NEVER
   // If query has no resulting fields, it cannot fail with 'cached plan must not change result type'
   // thus no need to set a safepoint before such query
   && (getAutoSave() == AutoSave.ALWAYS
   // If CompositeQuery is observed, just assume it might fail and set the savepoint
   || !(query instanceof SimpleQuery)
   || ((SimpleQuery) query).getFields() != null)) {
  sendOneQuery(autoSaveQuery, SimpleQuery.NO_PARAMETERS, 1, 0,
    QUERY_NO_RESULTS | QUERY_NO_METADATA
      // PostgreSQL does not support bind, exec, simple, sync message flow,
      // so we force autosavepoint to use simple if the main query is using simple
      | QUERY_EXECUTE_AS_SIMPLE);
  return true;
 }
 return false;
}

  return delegateHandler;
sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);

sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0,
  QueryExecutor.QUERY_NO_METADATA);
sendSync();

sendOneQuery((SimpleQuery)query, (SimpleParameterList)parameters, maxRows, fetchSize, flags);
sendOneQuery(subqueries[i], subparam, maxRows, fetchSize, flags);

sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, beginFlags);

sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);
sendSync();
processResults(handler, 0);

  return delegateHandler;
sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);

  return delegateHandler;
sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);

sendOneQuery((SimpleQuery)query, (SimpleParameterList)parameters, maxRows, fetchSize, flags);
sendOneQuery(subqueries[i], subparam, maxRows, fetchSize, flags);

sendOneQuery((SimpleQuery)query, (SimpleParameterList)parameters, maxRows, fetchSize, flags);
sendOneQuery(subqueries[i], subparam, maxRows, fetchSize, flags);

sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);
sendSync();
processResults(handler, 0);

sendOneQuery(beginTransactionQuery, SimpleQuery.NO_PARAMETERS, 0, 0, QueryExecutor.QUERY_NO_METADATA);
sendSync();
processResults(handler, 0);