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

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

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  }

  private void analyzeAlterTableSerdeProps(ASTNode ast) throws SemanticException {
    String tableName = unescapeIdentifier(ast.getChild(0).getText());   
    HashMap<String, String> mapProp = getProps((ASTNode)(ast.getChild(1)).getChild(0));
    alterTableDesc alterTblDesc = new alterTableDesc(alterTableTypes.ADDSERDEPROPS);
    alterTblDesc.setProps(mapProp);
    alterTblDesc.setOldName(tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(alterTblDesc), conf));
  }
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  }

  private void analyzeAlterTableSerde(ASTNode ast) throws SemanticException {
    String tableName = unescapeIdentifier(ast.getChild(0).getText());   
    String serdeName = unescapeSQLString(ast.getChild(1).getText());
    alterTableDesc alterTblDesc = new alterTableDesc(alterTableTypes.ADDSERDE);
    if(ast.getChildCount() > 2) {
      HashMap<String, String> mapProp = getProps((ASTNode)(ast.getChild(2)).getChild(0));
      alterTblDesc.setProps(mapProp);
    }
    alterTblDesc.setOldName(tableName);
    alterTblDesc.setSerdeName(serdeName);
    rootTasks.add(TaskFactory.get(new DDLWork(alterTblDesc), conf));
  }
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    setFetchTask(createFetchTask(showTblsDesc.getSchema()));
  }

  private void analyzeAlterTableRename(ASTNode ast)
  throws SemanticException {
    alterTableDesc alterTblDesc = new alterTableDesc(
        unescapeIdentifier(ast.getChild(0).getText()),
        unescapeIdentifier(ast.getChild(1).getText()));
    rootTasks.add(TaskFactory.get(new DDLWork(alterTblDesc), conf));
  }
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  private void analyzeAlterTableModifyCols(ASTNode ast, alterTableTypes alterType)
  throws SemanticException {
    String tblName = unescapeIdentifier(ast.getChild(0).getText());
    List<FieldSchema> newCols = getColumns((ASTNode)ast.getChild(1));
    alterTableDesc alterTblDesc = new alterTableDesc(tblName, newCols, alterType);
    rootTasks.add(TaskFactory.get(new DDLWork(alterTblDesc), conf));
  }
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      dropTableDesc dropTbl = work.getDropTblDesc();
      if (dropTbl != null) {
        return dropTable(db, dropTbl);
      }

      alterTableDesc alterTbl = work.getAlterTblDesc();
      if (alterTbl != null) {
        return alterTable(db, alterTbl);
      }
     
      AddPartitionDesc addPartitionDesc = work.getAddPartitionDesc();
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      dropTableDesc dropTbl = work.getDropTblDesc();
      if (dropTbl != null) {
        return dropTable(db, dropTbl);
      }

      alterTableDesc alterTbl = work.getAlterTblDesc();
      if (alterTbl != null) {
        return alterTable(db, alterTbl);
      }

      AddPartitionDesc addPartitionDesc = work.getAddPartitionDesc();
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  }

  private void analyzeAlterTableProps(ASTNode ast) throws SemanticException {
    String tableName = unescapeIdentifier(ast.getChild(0).getText());
    HashMap<String, String> mapProp = getProps((ASTNode)(ast.getChild(1)).getChild(0));
    alterTableDesc alterTblDesc = new alterTableDesc(alterTableTypes.ADDPROPS);
    alterTblDesc.setProps(mapProp);
    alterTblDesc.setOldName(tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), alterTblDesc), conf));
  }
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  }

  private void analyzeAlterTableSerdeProps(ASTNode ast) throws SemanticException {
    String tableName = unescapeIdentifier(ast.getChild(0).getText());
    HashMap<String, String> mapProp = getProps((ASTNode)(ast.getChild(1)).getChild(0));
    alterTableDesc alterTblDesc = new alterTableDesc(alterTableTypes.ADDSERDEPROPS);
    alterTblDesc.setProps(mapProp);
    alterTblDesc.setOldName(tableName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), alterTblDesc), conf));
  }
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  }

  private void analyzeAlterTableSerde(ASTNode ast) throws SemanticException {
    String tableName = unescapeIdentifier(ast.getChild(0).getText());
    String serdeName = unescapeSQLString(ast.getChild(1).getText());
    alterTableDesc alterTblDesc = new alterTableDesc(alterTableTypes.ADDSERDE);
    if(ast.getChildCount() > 2) {
      HashMap<String, String> mapProp = getProps((ASTNode)(ast.getChild(2)).getChild(0));
      alterTblDesc.setProps(mapProp);
    }
    alterTblDesc.setOldName(tableName);
    alterTblDesc.setSerdeName(serdeName);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), alterTblDesc), conf));
  }
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      inputFormat = RCFILE_INPUT;
      outputFormat = RCFILE_OUTPUT;
      serde = COLUMNAR_SERDE;
      break;
    }
    alterTableDesc alterTblDesc = new alterTableDesc(tableName, inputFormat, outputFormat, serde);
    rootTasks.add(TaskFactory.get(new DDLWork(getInputs(), getOutputs(), alterTblDesc), conf));
  }
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Related Classes of org.apache.hadoop.hive.ql.plan.AlterTableDesc

  • org.apache.hadoop.hive.ql.exec.DDLTask
  • org.apache.hadoop.hive.ql.parse.DDLSemanticAnalyzer
  • org.apache.hcatalog.cli.SemanticAnalysis.HCatSemanticAnalyzer
  • org.apache.hive.hcatalog.cli.SemanticAnalysis.HCatSemanticAnalyzer
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