Package org.apache.tajo.catalog

Examples of org.apache.tajo.catalog.Column

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    }

    nonNullGroupingFields = Sets.newHashSet();
    // keylist will contain a list of IDs of grouping column
    keylist = new int[plan.getGroupingColumns().length];
    Column col;
    for (int idx = 0; idx < plan.getGroupingColumns().length; idx++) {
      col = plan.getGroupingColumns()[idx];
      keylist[idx] = inSchema.getColumnId(col.getQualifiedName());
      nonNullGroupingFields.add(col);
    }

    // measureList will contain a list of IDs of measure fields
    int valueIdx = 0;
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public class SumDouble extends AggFunction<Datum> {

  public SumDouble() {
    super(new Column[] {
        new Column("val", Type.FLOAT8)
    });
  }
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public class Date extends GeneralFunction {
  private final Log LOG = LogFactory.getLog(Date.class);
  private final static String dateFormat = "dd/MM/yyyy HH:mm:ss";

  public Date() {
    super(new Column[] {new Column("val", TEXT)});
  }
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public class MinString extends AggFunction<Datum> {

  public MinString() {
    super(new Column[] {
        new Column("val", Type.TEXT)
    });
  }
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public class MinFloat extends AggFunction<Float4Datum> {

  public MinFloat() {
    super(new Column[] {
        new Column("val", Type.FLOAT4)
    });
  }
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public class MaxDouble extends AggFunction<Float8Datum> {

  public MaxDouble() {
    super(new Column[] {
        new Column("val", Type.FLOAT8)
    });
  }
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public class MaxInt extends AggFunction<Datum> {

  public MaxInt() {
    super(new Column[] {
        new Column("val", Type.INT8)
    });
  }
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public class SumInt extends AggFunction<Datum> {

  public SumInt() {
    super(new Column[] {
        new Column("val", Type.INT4)
    });
  }
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public class MinInt extends AggFunction<Datum> {

  public MinInt() {
    super(new Column[] {
        new Column("val", Type.INT8)
    });
  }
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import org.apache.tajo.storage.Tuple;

public class MaxLong extends AggFunction<Int8Datum> {
  public MaxLong() {
    super(new Column[] {
        new Column("val", Type.INT8)
    });
  }
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Related Classes of org.apache.tajo.catalog.Column

  • org.apache.tajo.catalog.statistics.ColumnStat
  • org.apache.tajo.catalog.statistics.ColumnStats
  • org.apache.tajo.catalog.statistics.TestColumnStat
  • org.apache.tajo.catalog.statistics.TestTableStat
  • org.apache.tajo.cli.DescTableCommand
  • org.apache.tajo.cli.TajoCli
  • org.apache.tajo.engine.eval.FieldEval
  • org.apache.tajo.engine.function.builtin.AvgDouble
  • org.apache.tajo.engine.function.builtin.AvgLong
  • org.apache.tajo.engine.function.builtin.CountValue
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