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51 lines
1.3 KiB
C++
51 lines
1.3 KiB
C++
#ifndef DBMS_DATA_TYPES_DATATYPE_STRING_H
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#define DBMS_DATA_TYPES_DATATYPE_STRING_H
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#include <ostream>
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#include <Poco/SharedPtr.h>
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#include <DB/DataTypes/IDataType.h>
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namespace DB
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{
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using Poco::SharedPtr;
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class DataTypeString : public IDataType
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{
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public:
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std::string getName() const
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{
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return "String";
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}
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DataTypePtr clone() const
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{
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return new DataTypeString;
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}
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void serializeBinary(const Field & field, WriteBuffer & ostr) const;
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void deserializeBinary(Field & field, ReadBuffer & istr) const;
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void serializeBinary(const IColumn & column, WriteBuffer & ostr, WriteCallback callback = WriteCallback()) const;
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void deserializeBinary(IColumn & column, ReadBuffer & istr, size_t limit) const;
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void serializeText(const Field & field, WriteBuffer & ostr) const;
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void deserializeText(Field & field, ReadBuffer & istr) const;
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void serializeTextEscaped(const Field & field, WriteBuffer & ostr) const;
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void deserializeTextEscaped(Field & field, ReadBuffer & istr) const;
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void serializeTextQuoted(const Field & field, WriteBuffer & ostr, bool compatible = false) const;
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void deserializeTextQuoted(Field & field, ReadBuffer & istr, bool compatible = false) const;
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ColumnPtr createColumn() const;
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ColumnPtr createConstColumn(size_t size, const Field & field) const;
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};
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}
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#endif
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