Package org.apache.phoenix.schema

Examples of org.apache.phoenix.schema.PColumnImpl

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                if (alias == null) {
                    // Use position as column name for anonymous columns, which can be
                    // referenced by an outer wild-card select.
                    alias = String.valueOf(position);
                }
                PColumnImpl column = new PColumnImpl(PNameFactory.newName(alias),
                        PNameFactory.newName(QueryConstants.DEFAULT_COLUMN_FAMILY),
                        null, 0, 0, true, position++, SortOrder.ASC, null, null, false);
                columns.add(column);
            }
            PTable t = PTableImpl.makePTable(null, PName.EMPTY_NAME, PName.EMPTY_NAME,
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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.getColumnModifier()));
                    position++;
                }
                theTable = PTableImpl.makePTable(theTable, allcolumns);
            }
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        KeyValue sqlDataTypeKv = colKeyValues[SQL_DATA_TYPE_INDEX];
        PDataType dataType = PDataType.fromSqlType(PDataType.INTEGER.getCodec().decodeInt(sqlDataTypeKv.getBuffer(), sqlDataTypeKv.getValueOffset(), null));
        if (maxLength == null && dataType == PDataType.BINARY) dataType = PDataType.VARBINARY; // For backward compatibility.
        KeyValue columnModifierKv = colKeyValues[COLUMN_MODIFIER_INDEX];
        ColumnModifier sortOrder = columnModifierKv == null ? null : ColumnModifier.fromSystemValue(PDataType.INTEGER.getCodec().decodeInt(columnModifierKv.getBuffer(), columnModifierKv.getValueOffset(), null));
        PColumn column = new PColumnImpl(colName, famName, dataType, maxLength, scale, isNullable, position-1, sortOrder);
        columns.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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    @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, null);
        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, null);
        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, null);
        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, null);
        ColumnExpression colExp = new KeyValueColumnExpression(column);
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        DataOutputStream dOut = new DataOutputStream(baos);
        colExp.write(dOut);
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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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        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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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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