Package org.apache.hadoop.hive.ql

Examples of org.apache.hadoop.hive.ql.QueryPlan

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    HiveConf conf = hookContext.getConf();
    if (conf.getBoolVar(HiveConf.ConfVars.HIVE_STATS_COLLECT_SCANCOLS) == false) {
      return;
    }

    QueryPlan plan = hookContext.getQueryPlan();
    if (plan == null) {
      return;
    }

    ColumnAccessInfo columnAccessInfo = hookContext.getQueryPlan().getColumnAccessInfo();
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  }

  @Test
  public void testSingleReadTable() throws Exception {
    addTableInput();
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(1,
        TxnDbUtil.countLockComponents(((DbLockManager.DbHiveLock) locks.get(0)).lockId));
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  }

  @Test
  public void testSingleReadPartition() throws Exception {
    addPartitionInput(newTable(true));
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.acquireLocks(qp, ctx, null);
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(1,
        TxnDbUtil.countLockComponents(((DbLockManager.DbHiveLock) locks.get(0)).lockId));
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  public void testSingleReadMultiPartition() throws Exception {
    Table t = newTable(true);
    addPartitionInput(t);
    addPartitionInput(t);
    addPartitionInput(t);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(3,
        TxnDbUtil.countLockComponents(((DbLockManager.DbHiveLock) locks.get(0)).lockId));
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    Table t = newTable(true);
    addPartitionInput(t);
    addPartitionInput(t);
    addPartitionInput(t);
    addTableInput();
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(4,
        TxnDbUtil.countLockComponents(((DbLockManager.DbHiveLock) locks.get(0)).lockId));
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  }

  @Test
  public void testSingleWriteTable() throws Exception {
    WriteEntity we = addTableOutput(WriteEntity.WriteType.INSERT);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.openTxn("fred");
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(1,
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  @Test
  public void testSingleWritePartition() throws Exception {
    WriteEntity we = addPartitionOutput(newTable(true), WriteEntity.WriteType.INSERT);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.openTxn("fred");
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(1,
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  }

  @Test
  public void testWriteDynamicPartition() throws Exception {
    WriteEntity we = addDynamicPartitionedOutput(newTable(true), WriteEntity.WriteType.INSERT);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.openTxn("fred");
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    /*Assert.assertEquals(1,
 
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    Table t = newTable(true);
    addPartitionInput(t);
    addPartitionInput(t);
    addPartitionInput(t);
    WriteEntity we = addTableOutput(WriteEntity.WriteType.INSERT);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.openTxn("fred");
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(4,
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  }

  @Test
  public void testUpdate() throws Exception {
    WriteEntity we = addTableOutput(WriteEntity.WriteType.UPDATE);
    QueryPlan qp = new MockQueryPlan(this);
    txnMgr.openTxn("fred");
    txnMgr.acquireLocks(qp, ctx, "fred");
    List<HiveLock> locks = ctx.getHiveLocks();
    Assert.assertEquals(1, locks.size());
    Assert.assertEquals(1,
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