Examples of org.apache.hadoop.hive.ql.Driver.compile()

org.apache.hadoop.hive.ql.Driver.compile()
Compile a new query. Any currently-planned query associated with this Driver is discarded. @param command The SQL query to compile.

    return driver;
  }


  private String getColumnType(String query) {
    Driver driver = createDriver();
    int rc = driver.compile(query);


    if (rc != 0) {
      return null;
    }

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   * @throws ParseException
   */
  @Test
  public void testSelectEntityInDirect() throws ParseException {
    Driver driver = createDriver();
    int ret = driver.compile("select * from v1");
    assertEquals("Checking command success", 0, ret);
    assertEquals(2, CheckInputReadEntityDirect.readEntities.size());
    for (ReadEntity readEntity : CheckInputReadEntityDirect.readEntities) {
      if (readEntity.getName().equals("default@t1")) {
        assertFalse("not direct", readEntity.isDirect());

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   * @throws ParseException
   */
  @Test
  public void testSelectEntityViewDirectJoin() throws ParseException {
    Driver driver = createDriver();
    int ret = driver.compile("select * from v1 join t1 on (v1.i = t1.i)");
    assertEquals("Checking command success", 0, ret);
    assertEquals(2, CheckInputReadEntityDirect.readEntities.size());
    for (ReadEntity readEntity : CheckInputReadEntityDirect.readEntities) {
      if (readEntity.getName().equals("default@t1")) {
        assertTrue("direct", readEntity.isDirect());

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   * @throws ParseException
   */
  @Test
  public void testSelectEntityViewDirectUnion() throws ParseException {
    Driver driver = createDriver();
    int ret = driver.compile("select * from ( select * from v1 union all select * from t1) uv1t1");
    assertEquals("Checking command success", 0, ret);
    assertEquals(2, CheckInputReadEntityDirect.readEntities.size());
    for (ReadEntity readEntity : CheckInputReadEntityDirect.readEntities) {
      if (readEntity.getName().equals("default@t1")) {
        assertTrue("direct", readEntity.isDirect());

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   * @throws ParseException
   */
  @Test
  public void testSelectEntityInDirectJoinAlias() throws ParseException {
    Driver driver = createDriver();
    int ret = driver.compile("select * from v1 as a join v1 as b on (a.i = b.i)");
    assertEquals("Checking command success", 0, ret);
    assertEquals(2, CheckInputReadEntityDirect.readEntities.size());
    for (ReadEntity readEntity : CheckInputReadEntityDirect.readEntities) {
      if (readEntity.getName().equals("default@t1")) {
        assertFalse("not direct", readEntity.isDirect());

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            }
        }


        if (proc instanceof Driver) {
            Driver driver = (Driver) proc;
            int res = driver.compile(cmd);
            Schema sch = driver.getSchema();
            List <FieldSchema> fields = sch.getFieldSchemas();
            return fields;
        } else {
            ret = proc.run(cmd_1).getResponseCode();

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    // generate tasks from index query string
    LOG.info("Generating tasks for re-entrant QL query: " + qlCommand.toString());
    HiveConf queryConf = new HiveConf(pctx.getConf(), BitmapIndexHandler.class);
    HiveConf.setBoolVar(queryConf, HiveConf.ConfVars.COMPRESSRESULT, false);
    Driver driver = new Driver(queryConf);
    driver.compile(qlCommand.toString(), false);


    queryContext.setIndexIntermediateFile(tmpFile);
    queryContext.addAdditionalSemanticInputs(driver.getPlan().getInputs());
    queryContext.setQueryTasks(driver.getPlan().getRootTasks());
  }

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      LinkedHashMap<String, String> partSpec,
      String indexTableName, String dbName){
    // Don't try to index optimize the query to build the index
    HiveConf.setBoolVar(builderConf, HiveConf.ConfVars.HIVEOPTINDEXFILTER, false);
    Driver driver = new Driver(builderConf);
    driver.compile(command.toString(), false);


    Task<?> rootTask = driver.getPlan().getRootTasks().get(0);
    inputs.addAll(driver.getPlan().getInputs());
    outputs.addAll(driver.getPlan().getOutputs());

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          cmd.append("'");
        }
        cmd.append(")");
      }
      Driver driver = new Driver(conf);
      int rc = driver.compile(cmd.toString(), false);
      if (rc != 0) {
        throw new SemanticException(ErrorMsg.NO_VALID_PARTN.getMsg());
      }
      inputs.addAll(driver.getPlan().getInputs());
    }

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    // generate tasks from index query string
    LOG.info("Generating tasks for re-entrant QL query: " + qlCommand.toString());
    HiveConf queryConf = new HiveConf(pctx.getConf(), CompactIndexHandler.class);
    HiveConf.setBoolVar(queryConf, HiveConf.ConfVars.COMPRESSRESULT, false);
    Driver driver = new Driver(queryConf);
    driver.compile(qlCommand.toString(), false);


    if (pctx.getConf().getBoolVar(ConfVars.HIVE_INDEX_COMPACT_BINARY_SEARCH) && useSorted) {
      // For now, only works if the predicate is a single condition
      MapWork work = null;
      String originalInputFormat = null;

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