2012-08-13 20:16:06 +00:00
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#pragma once
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2010-05-13 16:13:38 +00:00
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#include <ostream>
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2017-04-01 09:19:00 +00:00
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#include <DataTypes/IDataType.h>
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2010-05-13 16:13:38 +00:00
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namespace DB
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{
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2015-06-09 18:58:18 +00:00
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class DataTypeString final : public IDataType
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2010-05-13 16:13:38 +00:00
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{
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public:
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2017-04-01 07:20:54 +00:00
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using FieldType = String;
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2014-10-28 13:43:22 +00:00
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2017-04-01 07:20:54 +00:00
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std::string getName() const override
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{
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return "String";
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}
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2015-02-15 12:38:21 +00:00
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2017-04-01 07:20:54 +00:00
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DataTypePtr clone() const override
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{
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return std::make_shared<DataTypeString>();
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}
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2010-05-21 19:52:50 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeBinary(const Field & field, WriteBuffer & ostr) const override;
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void deserializeBinary(Field & field, ReadBuffer & istr) const override;
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void serializeBinary(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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void deserializeBinary(IColumn & column, ReadBuffer & istr) const override;
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2016-02-16 16:39:39 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeBinaryBulk(const IColumn & column, WriteBuffer & ostr, size_t offset, size_t limit) const override;
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void deserializeBinaryBulk(IColumn & column, ReadBuffer & istr, size_t limit, double avg_value_size_hint) const override;
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2010-05-13 16:13:38 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeText(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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2010-05-13 16:13:38 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeTextEscaped(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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void deserializeTextEscaped(IColumn & column, ReadBuffer & istr) const override;
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2010-05-13 16:13:38 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeTextQuoted(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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void deserializeTextQuoted(IColumn & column, ReadBuffer & istr) const override;
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2014-10-28 13:43:22 +00:00
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2017-07-04 16:26:38 +00:00
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void serializeTextJSON(const IColumn & column, size_t row_num, WriteBuffer & ostr, const FormatSettingsJSON &) const override;
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2017-04-01 07:20:54 +00:00
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void deserializeTextJSON(IColumn & column, ReadBuffer & istr) const override;
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2016-02-18 11:44:50 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeTextXML(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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2010-05-13 16:13:38 +00:00
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2017-04-01 07:20:54 +00:00
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void serializeTextCSV(const IColumn & column, size_t row_num, WriteBuffer & ostr) const override;
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void deserializeTextCSV(IColumn & column, ReadBuffer & istr, const char delimiter) const override;
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2016-02-07 08:42:21 +00:00
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2017-04-01 07:20:54 +00:00
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ColumnPtr createColumn() const override;
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ColumnPtr createConstColumn(size_t size, const Field & field) const override;
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2012-08-13 20:16:06 +00:00
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2017-04-01 07:20:54 +00:00
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Field getDefault() const override
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{
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return String();
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}
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2010-05-13 16:13:38 +00:00
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};
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}
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