Package org.apache.phoenix.schema

Examples of org.apache.phoenix.schema.PColumnImpl

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    @Test
    public void testSerialization() throws Exception {
        int maxLen = 30;
        int scale = 5;
        PColumn column = new PColumnImpl(PNameFactory.newName("c1"), PNameFactory.newName("f1"), PDataType.DECIMAL, maxLen, scale,
                true, 20, SortOrder.getDefault(), 0, null, false);
        ColumnExpression colExp = new KeyValueColumnExpression(column);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dOut = new DataOutputStream(baos);
        colExp.write(dOut);
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    }

    @Test
    public void testSerializationWithNullScale() throws Exception {
        int maxLen = 30;
        PColumn column = new PColumnImpl(PNameFactory.newName("c1"), PNameFactory.newName("f1"), PDataType.BINARY, maxLen, null,
                true, 20, SortOrder.getDefault(), 0, null, false);
        ColumnExpression colExp = new KeyValueColumnExpression(column);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dOut = new DataOutputStream(baos);
        colExp.write(dOut);
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    }

    @Test
    public void testSerializationWithNullMaxLength() throws Exception {
        int scale = 5;
        PColumn column = new PColumnImpl(PNameFactory.newName("c1"), PNameFactory.newName("f1"), PDataType.VARCHAR, null, scale,
                true, 20, SortOrder.getDefault(), 0, null, false);
        ColumnExpression colExp = new KeyValueColumnExpression(column);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dOut = new DataOutputStream(baos);
        colExp.write(dOut);
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        assertEquals(PDataType.VARCHAR, colExp2.getDataType());
    }

    @Test
    public void testSerializationWithNullScaleAndMaxLength() throws Exception {
        PColumn column = new PColumnImpl(PNameFactory.newName("c1"), PNameFactory.newName("f1"), PDataType.DECIMAL, null, null, true,
                20, SortOrder.getDefault(), 0, null, false);
        ColumnExpression colExp = new KeyValueColumnExpression(column);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dOut = new DataOutputStream(baos);
        colExp.write(dOut);
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        Integer arraySize = arraySizeKv == null ? null : PDataType.INTEGER.getCodec().decodeInt(arraySizeKv.getBuffer(), arraySizeKv.getValueOffset(), SortOrder.getDefault());
        KeyValue viewConstantKv = colKeyValues[VIEW_CONSTANT_INDEX];
        byte[] viewConstant = viewConstantKv == null ? null : viewConstantKv.getValue();
        KeyValue isViewReferencedKv = colKeyValues[IS_VIEW_REFERENCED_INDEX];
        boolean isViewReferenced = isViewReferencedKv != null && Boolean.TRUE.equals(PDataType.BOOLEAN.toObject(isViewReferencedKv.getBuffer(), isViewReferencedKv.getValueOffset(), isViewReferencedKv.getValueLength()));
        PColumn column = new PColumnImpl(colName, famName, dataType, maxLength, scale, isNullable, position-1, sortOrder, arraySize, viewConstant, isViewReferenced);
        columns.add(column);
    }
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            if (!fullName.equals(aliasedName)) {
                columnNameMap.put(fullName, aliasedName);
            }
           
            PName name = PNameFactory.newName(aliasedName);
            PColumnImpl column = new PColumnImpl(name, familyName, sourceColumn.getDataType(),
                    sourceColumn.getMaxLength(), sourceColumn.getScale(), sourceColumn.isNullable(),
                    position, sourceColumn.getSortOrder(), sourceColumn.getArraySize(), sourceColumn.getViewConstant(), sourceColumn.isViewReferenced());
            Expression sourceExpression = new ColumnRef(tableRef, sourceColumn.getPosition()).newColumnExpression();
            projectedColumns.add(column);
            sourceExpressions.add(sourceExpression);
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            ListMultimap<String, String> columnNameMap = ArrayListMultimap.<String, String>create();
            PTable table = tableRef.getTable();
            for (PColumn column : table.getColumns()) {
                String colName = getProjectedColumnName(null, tableRef.getTableAlias(), column.getName().getString());
                Expression sourceExpression = rowProjector.getColumnProjector(column.getPosition()).getExpression();
                PColumnImpl projectedColumn = new PColumnImpl(PNameFactory.newName(colName), PNameFactory.newName(TupleProjector.VALUE_COLUMN_FAMILY),
                        sourceExpression.getDataType(), sourceExpression.getMaxLength(), sourceExpression.getScale(), sourceExpression.isNullable(),
                        column.getPosition(), sourceExpression.getSortOrder(), column.getArraySize(), column.getViewConstant(), column.isViewReferenced());               
                projectedColumns.add(projectedColumn);
                sourceExpressions.add(sourceExpression);
            }
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            List<PColumn> merged = new ArrayList<PColumn>();
            merged.addAll(left.getColumns());
            int position = merged.size();
            for (PColumn c : right.getColumns()) {
                if (!SchemaUtil.isPKColumn(c)) {
                    PColumnImpl column = new PColumnImpl(c.getName(),
                            PNameFactory.newName(TupleProjector.VALUE_COLUMN_FAMILY), c.getDataType(),
                            c.getMaxLength(), c.getScale(), innerJoin ? c.isNullable() : true, position++,
                            c.getSortOrder(), c.getArraySize(), c.getViewConstant(), c.isViewReferenced());
                    merged.add(column);
                }
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                    // Iterate through columns being projected
                    List<PColumn> projectedColumns = Lists.newArrayListWithExpectedSize(projectedExpressions.size());
                    for (int i = 0; i < projectedExpressions.size(); i++) {
                        // Must make new column if position has changed
                        PColumn column = allColumns.get(allColumnsIndexes[i]);
                        projectedColumns.add(column.getPosition() == i ? column : new PColumnImpl(column, i));
                    }
                    // Build table from projectedColumns
                    PTable projectedTable = PTableImpl.makePTable(table, projectedColumns);
                   
                    SelectStatement select = SelectStatement.create(SelectStatement.COUNT_ONE, upsert.getHint());
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                    String family = dynColumn.getColumnDefName().getFamilyName();
                    if (family != null) {
                        theTable.getColumnFamily(family); // Verifies that column family exists
                        familyName = PNameFactory.newName(family);
                    }
                    allcolumns.add(new PColumnImpl(name, familyName, dynColumn.getDataType(), dynColumn.getMaxLength(),
                            dynColumn.getScale(), dynColumn.isNull(), position, dynColumn.getSortOrder(), dynColumn.getArraySize(), null, false));
                    position++;
                }
                theTable = PTableImpl.makePTable(theTable, allcolumns);
            }
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Related Classes of org.apache.phoenix.schema.PColumnImpl

  • org.apache.phoenix.compile.FromCompiler$BaseColumnResolver
  • org.apache.phoenix.compile.FromCompiler$MultiTableColumnResolver
  • org.apache.phoenix.compile.JoinCompiler
  • org.apache.phoenix.compile.JoinCompiler$JoinSpec
  • org.apache.phoenix.compile.JoinCompiler$PTableWrapper
  • org.apache.phoenix.compile.JoinCompiler$Table
  • org.apache.phoenix.compile.UpsertCompiler
  • org.apache.phoenix.coprocessor.MetaDataEndpointImpl
  • org.apache.phoenix.expression.ColumnExpressionTest
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