Class Poco::Data::ODBC::Extractor

Library: Data/ODBC
Package: ODBC
Header: Poco/Data/ODBC/Extractor.h

Description

Extracts and converts data values from the result row returned by ODBC. If NULL is received, the incoming val value is not changed and false is returned

Inheritance

Direct Base Classes: Poco::Data::AbstractExtractor

All Base Classes: Poco::Data::AbstractExtractor

Member Summary

Member Functions: extract, getDataExtraction, isNull, reset, setDataExtraction

Inherited Functions: extract, isNull, reset, reverseTranscode, transcode, transcodeRequired

Types

PreparatorPtr

typedef Preparator::Ptr PreparatorPtr;

Constructors

Extractor

Extractor(
    const StatementHandle & rStmt,
    Preparator::Ptr pPreparator,
    Poco::TextEncoding::Ptr pDBEncoding = nullptr,
    Poco::TextEncoding::Ptr pToEncoding = nullptr
);

Creates the Extractor.

Destructor

~Extractor

~Extractor();

Destroys the Extractor.

Member Functions

extract

bool extract(
std::size_t pos,
Poco::Int8 & val
) override;

Extracts an Int8.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Int8 > & val
) override;

Extracts an Int8 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Int8 > & val
) override;

Extracts an Int8 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Int8 > & val
) override;

Extracts an Int8 list.

extract

bool extract(
std::size_t pos,
Poco::UInt8 & val
) override;

Extracts an UInt8.

extract

bool extract(
std::size_t pos,
std::vector < Poco::UInt8 > & val
) override;

Extracts an UInt8 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::UInt8 > & val
) override;

Extracts an UInt8 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::UInt8 > & val
) override;

Extracts an UInt8 list.

extract

bool extract(
std::size_t pos,
Poco::Int16 & val
) override;

Extracts an Int16.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Int16 > & val
) override;

Extracts an Int16 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Int16 > & val
) override;

Extracts an Int16 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Int16 > & val
) override;

Extracts an Int16 list.

extract

bool extract(
std::size_t pos,
Poco::UInt16 & val
) override;

Extracts an UInt16.

extract

bool extract(
std::size_t pos,
std::vector < Poco::UInt16 > & val
) override;

Extracts an UInt16 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::UInt16 > & val
) override;

Extracts an UInt16 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::UInt16 > & val
) override;

Extracts an UInt16 list.

extract

bool extract(
std::size_t pos,
Poco::Int32 & val
) override;

Extracts an Int32.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Int32 > & val
) override;

Extracts an Int32 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Int32 > & val
) override;

Extracts an Int32 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Int32 > & val
) override;

Extracts an Int32 list.

extract

bool extract(
std::size_t pos,
Poco::UInt32 & val
) override;

Extracts an UInt32.

extract

bool extract(
std::size_t pos,
std::vector < Poco::UInt32 > & val
) override;

Extracts an UInt32 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::UInt32 > & val
) override;

Extracts an UInt32 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::UInt32 > & val
) override;

Extracts an UInt32 list.

extract

bool extract(
std::size_t pos,
Poco::Int64 & val
) override;

Extracts an Int64.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Int64 > & val
) override;

Extracts an Int64 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Int64 > & val
) override;

Extracts an Int64 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Int64 > & val
) override;

Extracts an Int64 list.

extract

bool extract(
std::size_t pos,
Poco::UInt64 & val
) override;

Extracts an UInt64.

extract

bool extract(
std::size_t pos,
std::vector < Poco::UInt64 > & val
) override;

Extracts an UInt64 vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::UInt64 > & val
) override;

Extracts an UInt64 deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::UInt64 > & val
) override;

Extracts an UInt64 list.

extract

bool extract(
std::size_t pos,
bool & val
) override;

Extracts a boolean.

extract

bool extract(
std::size_t pos,
std::vector < bool > & val
) override;

Extracts a boolean vector.

extract

bool extract(
std::size_t pos,
std::deque < bool > & val
) override;

Extracts a boolean deque.

extract

bool extract(
std::size_t pos,
std::list < bool > & val
) override;

Extracts a boolean list.

extract

bool extract(
std::size_t pos,
float & val
) override;

Extracts a float.

extract

bool extract(
std::size_t pos,
std::vector < float > & val
) override;

Extracts a float vector.

extract

bool extract(
std::size_t pos,
std::deque < float > & val
) override;

Extracts a float deque.

extract

bool extract(
std::size_t pos,
std::list < float > & val
) override;

Extracts a float list.

extract

bool extract(
std::size_t pos,
double & val
) override;

Extracts a double.

extract

bool extract(
std::size_t pos,
std::vector < double > & val
) override;

Extracts a double vector.

extract

bool extract(
std::size_t pos,
std::deque < double > & val
) override;

Extracts a double deque.

extract

bool extract(
std::size_t pos,
std::list < double > & val
) override;

Extracts a double list.

extract

bool extract(
std::size_t pos,
char & val
) override;

Extracts a single character.

extract

bool extract(
std::size_t pos,
std::vector < char > & val
) override;

Extracts a single character vector.

extract

bool extract(
std::size_t pos,
std::deque < char > & val
) override;

Extracts a single character deque.

extract

bool extract(
std::size_t pos,
std::list < char > & val
) override;

Extracts a single character list.

extract

bool extract(
std::size_t pos,
std::string & val
) override;

Extracts a string.

extract

bool extract(
std::size_t pos,
std::vector < std::string > & val
) override;

Extracts a string vector.

extract

bool extract(
std::size_t pos,
std::deque < std::string > & val
) override;

Extracts a string deque.

extract

bool extract(
std::size_t pos,
std::list < std::string > & val
) override;

Extracts a string list. Extracts a single character list.

extract

bool extract(
std::size_t pos,
UTF16String & val
) override;

Extracts a string.

extract

bool extract(
std::size_t pos,
std::vector < UTF16String > & val
) override;

Extracts a string vector.

extract

bool extract(
std::size_t pos,
std::deque < UTF16String > & val
) override;

Extracts a string deque.

extract

bool extract(
std::size_t pos,
std::list < UTF16String > & val
) override;

Extracts a string list.

extract

bool extract(
std::size_t pos,
Poco::Data::BLOB & val
) override;

Extracts a BLOB.

extract

bool extract(
std::size_t pos,
Poco::Data::CLOB & val
) override;

Extracts a CLOB.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Data::BLOB > & val
) override;

Extracts a BLOB vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Data::BLOB > & val
) override;

Extracts a BLOB deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Data::BLOB > & val
) override;

Extracts a BLOB list.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Data::CLOB > & val
) override;

Extracts a CLOB vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Data::CLOB > & val
) override;

Extracts a CLOB deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Data::CLOB > & val
) override;

Extracts a CLOB list.

extract

bool extract(
std::size_t pos,
Poco::Data::Date & val
) override;

Extracts a Date.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Data::Date > & val
) override;

Extracts a Date vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Data::Date > & val
) override;

Extracts a Date deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Data::Date > & val
) override;

Extracts a Date list.

extract

bool extract(
std::size_t pos,
Poco::Data::Time & val
) override;

Extracts a Time.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Data::Time > & val
) override;

Extracts a Time vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Data::Time > & val
) override;

Extracts a Time deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Data::Time > & val
) override;

Extracts a Time list.

extract

bool extract(
std::size_t pos,
Poco::DateTime & val
) override;

Extracts a DateTime.

extract

bool extract(
std::size_t pos,
std::vector < Poco::DateTime > & val
) override;

Extracts a DateTime vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::DateTime > & val
) override;

Extracts a DateTime deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::DateTime > & val
) override;

Extracts a DateTime list.

extract

bool extract(
std::size_t pos,
Poco::UUID & val
) override;

Extracts a UUID.

extract

bool extract(
std::size_t pos,
Poco::Any & val
) override;

Extracts an Any.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Any > & val
) override;

Extracts an Any vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Any > & val
) override;

Extracts an Any deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Any > & val
) override;

Extracts an Any list.

extract

bool extract(
std::size_t pos,
Poco::Dynamic::Var & val
) override;

Extracts a Dynamic::Var.

extract

bool extract(
std::size_t pos,
std::vector < Poco::Dynamic::Var > & val
) override;

Extracts a Dynamic::Var vector.

extract

bool extract(
std::size_t pos,
std::deque < Poco::Dynamic::Var > & val
) override;

Extracts a Dynamic::Var deque.

extract

bool extract(
std::size_t pos,
std::list < Poco::Dynamic::Var > & val
) override;

Extracts a Dynamic::Var list.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::Int8 > & val
) override;

Extracts a Nullable Int8.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::UInt8 > & val
) override;

Extracts a Nullable UInt8.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::Int16 > & val
) override;

Extracts a Nullable Int16.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::UInt16 > & val
) override;

Extracts a Nullable UInt16.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::Int32 > & val
) override;

Extracts a Nullable Int32.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::UInt32 > & val
) override;

Extracts a Nullable UInt32.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::Int64 > & val
) override;

Extracts a Nullable Int64.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::UInt64 > & val
) override;

Extracts a Nullable UInt64.

extract

bool extract(
std::size_t pos,
Poco::Nullable < bool > & val
) override;

Extracts a Nullable bool.

extract

bool extract(
std::size_t pos,
Poco::Nullable < float > & val
) override;

Extracts a Nullable float.

extract

bool extract(
std::size_t pos,
Poco::Nullable < double > & val
) override;

Extracts a Nullable double.

extract

bool extract(
std::size_t pos,
Poco::Nullable < char > & val
) override;

Extracts a Nullable char.

extract

bool extract(
std::size_t pos,
Poco::Nullable < std::string > & val
) override;

Extracts a Nullable string.

extract

bool extract(
std::size_t pos,
Poco::Nullable < UTF16String > & val
) override;

Extracts a Nullable UTF16String.

extract

bool extract(
std::size_t pos,
Poco::Nullable < BLOB > & val
) override;

Extracts a Nullable BLOB.

extract

bool extract(
std::size_t pos,
Poco::Nullable < CLOB > & val
) override;

Extracts a Nullable CLOB.

extract

bool extract(
std::size_t pos,
Poco::Nullable < DateTime > & val
) override;

Extracts a Nullable DateTime.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Date > & val
) override;

Extracts a Nullable Date.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Time > & val
) override;

Extracts a Nullable Time.

extract

bool extract(
std::size_t pos,
Poco::Nullable < UUID > & val
) override;

Extracts a Nullable UUID.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Any > & val
) override;

Extracts a Nullable Any.

extract

bool extract(
std::size_t pos,
Poco::Nullable < Poco::Dynamic::Var > & val
) override;

Extracts a Nullable Var.

getDataExtraction

Preparator::DataExtraction getDataExtraction() const;

Returns data extraction mode.

isNull

bool isNull(
std::size_t col,
std::size_t row = POCO_DATA_INVALID_ROW
) override;

Returns true if the value at [col,row] is null.

reset

void reset() override;

Resets the internally cached length indicators.

setDataExtraction

void setDataExtraction(
Preparator::DataExtraction ext
);

Set data extraction mode.

class Extractor

Description

Inheritance

Member Summary

Types

Constructors

Destructor

Member Functions