Package org.apache.hadoop.hive.ql.parse

Examples of org.apache.hadoop.hive.ql.parse.SemanticAnalyzer

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        }
      }

      if (op.equals(HiveOperation.CREATETABLE_AS_SELECT)
          || op.equals(HiveOperation.QUERY)) {
        SemanticAnalyzer querySem = (SemanticAnalyzer) sem;
        ParseContext parseCtx = querySem.getParseContext();
        Map<TableScanOperator, Table> tsoTopMap = parseCtx.getTopToTable();

        for (Map.Entry<String, Operator<? extends Serializable>> topOpMap : querySem
            .getParseContext().getTopOps().entrySet()) {
          Operator<? extends Serializable> topOp = topOpMap.getValue();
          if (topOp instanceof TableScanOperator
              && tsoTopMap.containsKey(topOp)) {
            TableScanOperator tableScanOp = (TableScanOperator) topOp;
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    db = Hive.get(conf);
    fs = FileSystem.get(conf);
    drv = new Driver(conf);
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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  }

  public void resetParser() throws SemanticException {
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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    }

    // a select was pushed on top of the table. The old plan is no longer valid. Generate the plan again.
    // The current tables and the select pushed above (after column pruning) are maintained in the parse context.
    if (!done) {
      SemanticAnalyzer sem = (SemanticAnalyzer)SemanticAnalyzerFactory.get(pGraphContext.getConf(), pGraphContext.getParseTree());

      resetParseContext(pGraphContext);
      sem.init(pGraphContext);
      QB qb = new QB(null, null, false);

      sem.doPhase1(pGraphContext.getParseTree(), qb, sem.initPhase1Ctx());
      sem.getMetaData(qb);
      sem.genPlan(qb);
      pGraphContext = sem.getParseContext();
    } 
    return pGraphContext;
  }
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    db = Hive.get(conf);
    fs = FileSystem.get(conf);
    drv = new Driver(conf);
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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        }
      }

      if (op.equals(HiveOperation.CREATETABLE_AS_SELECT)
          || op.equals(HiveOperation.QUERY)) {
        SemanticAnalyzer querySem = (SemanticAnalyzer) sem;
        ParseContext parseCtx = querySem.getParseContext();
        Map<TableScanOperator, Table> tsoTopMap = parseCtx.getTopToTable();

        for (Map.Entry<String, Operator<? extends OperatorDesc>> topOpMap : querySem
            .getParseContext().getTopOps().entrySet()) {
          Operator<? extends OperatorDesc> topOp = topOpMap.getValue();
          if (topOp instanceof TableScanOperator
              && tsoTopMap.containsKey(topOp)) {
            TableScanOperator tableScanOp = (TableScanOperator) topOp;
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    db = Hive.get(conf);
    fs = FileSystem.get(conf);
    drv = new Driver(conf);
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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  }

  public void resetParser() throws SemanticException {
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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    db = Hive.get(conf);
    fs = FileSystem.get(conf);
    drv = new Driver(conf);
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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  }

  public void resetParser() throws SemanticException {
    drv.init();
    pd = new ParseDriver();
    sem = new SemanticAnalyzer(conf);
  }
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Related Classes of org.apache.hadoop.hive.ql.parse.SemanticAnalyzer

  • org.apache.hadoop.fs.ContentSummary
  • org.apache.hadoop.fs.Path
  • org.apache.hadoop.fs.PathFilter
  • org.apache.hadoop.hive.metastore.api.FieldSchema
  • org.apache.hadoop.hive.metastore.Warehouse
  • org.apache.hadoop.hive.ql.Context
  • org.apache.hadoop.hive.ql.Driver
  • org.apache.hadoop.hive.ql.exec.ColumnInfo
  • org.apache.hadoop.hive.ql.exec.FetchTask
  • org.apache.hadoop.hive.ql.exec.FunctionInfo
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