Examples of org.helidb.txn.Transaction.commit()

org.helidb.txn.Transaction.commit()
Commit the transaction. This persists all changes made and ends it. Future calls to {@link #getCurrentTransactionOrNull()} by this threadwill return {@code null} until a new transaction is started. @throws IllegalStateException If this transaction has already beencommitted or rolled back. @throws UnableToCommitException If the transaction cannot be committedfor some reason. The exception message should contain the reason why.

      Transaction txn = Transaction.startTransaction(false);
      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.update(1, 100L);
        db.update(2, 200L);
        txn.rollback();

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      Transaction txn = Transaction.startTransaction(false);
      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.clear();
        txn.commit();

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        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.clear();
        txn.commit();


        txn = Transaction.startTransaction(true);
        assertEquals(0, db.size());
      }
      finally

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      Transaction txn = Transaction.startTransaction(false);
      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.clear();
        db.insert(1, 100L);
        txn.rollback();

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      Transaction txn = Transaction.startTransaction(false);
      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.delete(1);
        db.insert(3, 30L);
        txn.commit();

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        txn.commit();


        txn = Transaction.startTransaction(false);
        db.delete(1);
        db.insert(3, 30L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.compact();
        txn.commit();

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        db.insert(3, 30L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.compact();
        txn.commit();


        txn = Transaction.startTransaction(true);
        assertEquals(2, db.size());
        assertEquals(30L, db.get(3).longValue());
        assertEquals(20L, db.get(2).longValue());

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      Transaction txn = Transaction.startTransaction(false);
      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.delete(1);
        db.insert(3, 30L);
        txn.commit();

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        txn.commit();


        txn = Transaction.startTransaction(false);
        db.delete(1);
        db.insert(3, 30L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.compact();
        txn.rollback();

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      try
      {
        db.insert(1, 10L);
        db.insert(2, 20L);
        db.insert(3, 30L);
        txn.commit();


        txn = Transaction.startTransaction(false);
        db.delete(2);
        txn.commit();

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