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QSqlRecordInfo Class Reference
[sql module]
The QSqlRecordInfo class encapsulates a set of database field meta data. More...
#include <qsqlrecord.h>
Public Members
- QSqlRecordInfo ( const QSqlFieldInfoList & other )
- QSqlRecordInfo ( const QSqlRecord & other )
- size_type contains ( const QString & fieldName ) const
- QSqlFieldInfo find ( const QString & fieldName ) const
- QSqlRecord toRecord () const
Detailed Description
The QSqlRecordInfo class encapsulates a set of database field meta data.This class is a QValueList that holds a set of database field meta data. Use contains() to see if a given field name exists in the record, and use find() to get a QSqlFieldInfo record for a named field.
See also QValueList, QSqlFieldInfo and Database Classes.
Member Function Documentation
QSqlRecordInfo::QSqlRecordInfo ()
Constructs an empty recordinfo object
QSqlRecordInfo::QSqlRecordInfo ( const QSqlFieldInfoList & other )
Constructs a copy of other.
QSqlRecordInfo::QSqlRecordInfo ( const QSqlRecord & other )
Constructs a QSqlRecordInfo object based on the fields in the QSqlRecord other.size_type QSqlRecordInfo::contains ( const QString & fieldName ) const
Returns the number of times a field named fieldName occurs in the record. Returns 0 if no field by that name could be found.QSqlFieldInfo QSqlRecordInfo::find ( const QString & fieldName ) const
Returns a QSqlFieldInfo object for the first field in the record which has the field name fieldName. If no matching field is found then an empty QSqlFieldInfo object is returned.QSqlRecord QSqlRecordInfo::toRecord () const
Returns an empty QSqlRecord based on the field information in this QSqlRecordInfo.This file is part of the Qt toolkit. Copyright © 1995-2002 Trolltech. All Rights Reserved.
| Copyright © 2002 Trolltech | Trademarks | Qt version 3.0.5
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