Package com.sap.hadoop.windowing.query2.specification

Examples of com.sap.hadoop.windowing.query2.specification.WindowFrameSpec$BoundarySpec

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    this.orderString = orderString;
  }

  public String getOutputPath()
  {
    QueryOutputSpec qOutSpec = qdef.getOutput().getOutputSpec();
    outputPath = qOutSpec.getPath();
    return outputPath;
  }
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public class WhereTranslation
{
  public static void translate(QueryDef qDef) throws WindowingException
  {
    QueryTranslationInfo tInfo = qDef.getTranslationInfo();
    QuerySpec spec = qDef.getSpec();
   
    ASTNode wExpr = spec.getWhereExpr();
   
    if ( wExpr == null ) return;
   
    WhereDef whDef = new WhereDef();
    whDef.setExpression(wExpr);
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public class InputTranslation
{
 
  public static void translate(QueryDef qDef) throws WindowingException
  {
    QuerySpec spec = qDef.getSpec();
   
    /*
     * validate that input chain ends in a Hive Query or TAble.
     */
    if ( !spec.getInput().sourcedFromHive() )
    {
      throw new WindowingException("Translation not supported for HdfsLocation based queries");
    }
   
    EnsureTableFunctionInQuery.execute(qDef);
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    return ParseUtils.parse(query);
  }
 
  public QueryDef translate(String query) throws WindowingException
  {
    QuerySpec qSpec = parse(query);
    return translator.translate(qSpec, this);
  }
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    return translator.translate(qSpec, this);
  }

  public void execute(String query, QueryOutputPrinter outP) throws WindowingException
  {
    QuerySpec qSpec = parse(query);
    QueryDef q = translator.translate(qSpec, this);
   
    ArrayList<QueryDef> componentQueries;
    executor.beforeComponentization(q, this);
    QueryComponentizer qC = new QueryComponentizer(q, this);
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    }
  }
 
  protected void execute(QueryDef q, QueryOutputPrinter outP) throws WindowingException
  {
    QuerySpec qSpec = q.getSpec();
    try
    {
      executor.execute(q, this);
    }
    finally
    {
      HiveTableDef hiveTable = q.getHiveTableDef();
      if ( hiveTable instanceof HiveQueryDef )
      {
        String tableName = hiveTable.getHiveTableSpec().getTableName();
        hiveQryExec.dropTable(tableName);
      }
     
    }
   
    if ( qSpec.getOutput().getHiveTable() != null )
    {
      loadToOutputTable(q);
    }
   
    if (outP != null)
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    {
     
      nodes = new CommonTreeNodeStream(t);
      nodes.setTokenStream(tokens);
      qSpecBldr = new QSpecBuilder2(nodes);
      SelectSpec selectSpec = qSpecBldr.select();
 
      err = qSpecBldr.getWindowingParseErrors();
      if ( err != null )
      {
        throw new WindowingException(err);
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  {
    QueryTranslationInfo tInfo = qDef.getTranslationInfo();
    QueryInputDef iDef = qDef.getInput();
    InputInfo iInfo = tInfo.getInputInfo(iDef);
    SelectDef selectDef = qDef.getSelectList();
    SelectSpec selectSpec = qDef.getSpec().getSelectList();
    Iterator<Object> selectExprsAndAliases = selectSpec.getColumnListAndAlias();
    int i = 0;
    ColumnDef cDef = null;
   
   
    while(selectExprsAndAliases.hasNext())
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    public QueryInputSpec next()
    {
      QueryInputSpec curr = nextInput;
      if ( curr instanceof TableFuncSpec)
      {
        TableFuncSpec tFunc = (TableFuncSpec) curr;
        nextInput = tFunc.getInput();
      }
      else
      {
        nextInput = null;
      }
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    fillInWindowSpec(qSpec, wSpec.getSourceId(), wSpec);
    wDef = new WindowDef(wSpec);
   
    PartitionSpec pSpec = wSpec.getPartition();
    OrderSpec oSpec = wSpec.getOrder();
    WindowFrameSpec wFrameSpec = wSpec.getWindow();
    PartitionDef pDef = translatePartition(qDef, iInfo, pSpec);
    OrderDef oDef = translateOrder(qDef, inputDesc, iInfo, oSpec, pDef);
    WindowFrameDef wdwDef = translateWindowFrame(qDef, wFrameSpec, iInfo);
   
    wDef.setPartDef(pDef);
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Related Classes of com.sap.hadoop.windowing.query2.specification.WindowFrameSpec$BoundarySpec

  • com.sap.hadoop.windowing.functions2.table.npath.NPath$NPathResolver
  • com.sap.hadoop.windowing.functions2.table.WindowingTableFunction
  • com.sap.hadoop.windowing.functions2.table.WindowingTableFunction$WindowingTableFunctionResolver
  • com.sap.hadoop.windowing.functions2.TableFunctionEvaluator
  • com.sap.hadoop.windowing.parser.QSpecBuilder2
  • com.sap.hadoop.windowing.query2.definition.ArgDef
  • com.sap.hadoop.windowing.query2.definition.ColumnDef
  • com.sap.hadoop.windowing.query2.definition.HiveTableDef
  • com.sap.hadoop.windowing.query2.definition.OrderColumnDef
  • com.sap.hadoop.windowing.query2.definition.OrderDef
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