Package org.apache.hadoop.hive.ql.plan

Examples of org.apache.hadoop.hive.ql.plan.ShowColumnsDesc

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      ShowTablesDesc showTbls = work.getShowTblsDesc();
      if (showTbls != null) {
        return showTables(db, showTbls);
      }

      ShowColumnsDesc showCols = work.getShowColumnsDesc();
      if (showCols != null) {
        return showColumns(db, showCols);
      }

      ShowTableStatusDesc showTblStatus = work.getShowTblStatusDesc();
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        showTblsDesc), conf));
    setFetchTask(createFetchTask(showTblsDesc.getSchema()));
  }

  private void analyzeShowColumns(ASTNode ast) throws SemanticException {
    ShowColumnsDesc showColumnsDesc;
    String dbName = null;
    String tableName = null;
    switch (ast.getChildCount()) {
    case 1:
      tableName = getUnescapedName((ASTNode) ast.getChild(0));
      break;
    case 2:
      dbName = getUnescapedName((ASTNode) ast.getChild(0));
      tableName = getUnescapedName((ASTNode) ast.getChild(1));
      break;
    default:
      break;
    }

    Table tab = getTable(dbName, tableName, true);
    inputs.add(new ReadEntity(tab));

    showColumnsDesc = new ShowColumnsDesc(ctx.getResFile(), dbName, tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(),
        showColumnsDesc), conf));
    setFetchTask(createFetchTask(showColumnsDesc.getSchema()));
  }
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      ShowTablesDesc showTbls = work.getShowTblsDesc();
      if (showTbls != null) {
        return showTables(db, showTbls);
      }

      ShowColumnsDesc showCols = work.getShowColumnsDesc();
      if (showCols != null) {
        return showColumns(db, showCols);
      }

      ShowTableStatusDesc showTblStatus = work.getShowTblStatusDesc();
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      ShowTablesDesc showTbls = work.getShowTblsDesc();
      if (showTbls != null) {
        return showTables(db, showTbls);
      }

      ShowColumnsDesc showCols = work.getShowColumnsDesc();
      if (showCols != null) {
        return showColumns(db, showCols);
      }

      ShowTableStatusDesc showTblStatus = work.getShowTblStatusDesc();
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        showTblsDesc), conf));
    setFetchTask(createFetchTask(showTblsDesc.getSchema()));
  }

  private void analyzeShowColumns(ASTNode ast) throws SemanticException {
    ShowColumnsDesc showColumnsDesc;
    String dbName = null;
    String tableName = null;
    switch (ast.getChildCount()) {
    case 1:
      tableName = getUnescapedName((ASTNode) ast.getChild(0));
      break;
    case 2:
      dbName = getUnescapedName((ASTNode) ast.getChild(0));
      tableName = getUnescapedName((ASTNode) ast.getChild(1));
      break;
    default:
      break;
    }

    Table tab = getTable(dbName, tableName, true);
    inputs.add(new ReadEntity(tab));

    showColumnsDesc = new ShowColumnsDesc(ctx.getResFile(), dbName, tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(),
        showColumnsDesc), conf));
    setFetchTask(createFetchTask(showColumnsDesc.getSchema()));
  }
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        showTblsDesc), conf));
    setFetchTask(createFetchTask(showTblsDesc.getSchema()));
  }

  private void analyzeShowColumns(ASTNode ast) throws SemanticException {
    ShowColumnsDesc showColumnsDesc;
    String dbName = null;
    String tableName = null;
    switch (ast.getChildCount()) {
    case 1:
      tableName = getUnescapedName((ASTNode) ast.getChild(0));
      break;
    case 2:
      dbName = getUnescapedName((ASTNode) ast.getChild(0));
      tableName = getUnescapedName((ASTNode) ast.getChild(1));
      break;
    default:
      break;
    }

    Table tab = getTable(dbName, tableName, true);
    inputs.add(new ReadEntity(tab));

    showColumnsDesc = new ShowColumnsDesc(ctx.getResFile(), dbName, tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(),
        showColumnsDesc), conf));
    setFetchTask(createFetchTask(showColumnsDesc.getSchema()));
  }
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      ShowTablesDesc showTbls = work.getShowTblsDesc();
      if (showTbls != null) {
        return showTables(db, showTbls);
      }

      ShowColumnsDesc showCols = work.getShowColumnsDesc();
      if (showCols != null) {
        return showColumns(db, showCols);
      }

      ShowTableStatusDesc showTblStatus = work.getShowTblStatusDesc();
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        showTblsDesc), conf));
    setFetchTask(createFetchTask(showTblsDesc.getSchema()));
  }

  private void analyzeShowColumns(ASTNode ast) throws SemanticException {
    ShowColumnsDesc showColumnsDesc;
    String dbName = null;
    String tableName = null;
    switch (ast.getChildCount()) {
    case 1:
      tableName = getUnescapedName((ASTNode) ast.getChild(0));
      break;
    case 2:
      dbName = getUnescapedName((ASTNode) ast.getChild(0));
      tableName = getUnescapedName((ASTNode) ast.getChild(1));
      break;
    default:
      break;
    }

    Table tab = getTable(dbName, tableName, true);
    inputs.add(new ReadEntity(tab));

    showColumnsDesc = new ShowColumnsDesc(ctx.getResFile(), dbName, tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(),
        showColumnsDesc), conf));
    setFetchTask(createFetchTask(showColumnsDesc.getSchema()));
  }
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Related Classes of org.apache.hadoop.hive.ql.plan.ShowColumnsDesc

  • org.apache.hadoop.hive.ql.exec.DDLTask
  • org.apache.hadoop.hive.ql.parse.DDLSemanticAnalyzer
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