QxOrm  1.4.9
C++ Object Relational Mapping library

qx::QxModelService<T, S> : provides an easy way to connect your model to the QxService module (all queries are executed over network using client/server communication) More...

#include <QxModelService.h>

Inheritance diagram for qx::QxModelService< T, S, B >:
qx::QxModel< T, B >

List of all members.

Public Types

typedef qx::QxModel< T, B >
::type_ptr 
type_ptr
typedef qx::QxModel< T, B >
::type_primary_key 
type_primary_key
typedef qx::QxModel< T, B >
::type_collection 
type_collection
typedef std::shared_ptr
< type_collection
type_collection_ptr
typedef B type_base_class

Public Member Functions

 QxModelService (QObject *parent=0)
 QxModelService (qx::IxModel *other, QObject *parent)
virtual ~QxModelService ()
virtual long qxCount (const qx::QxSqlQuery &query=qx::QxSqlQuery(), QSqlDatabase *pDatabase=NULL)
 Return the number of lines in the table (database) mapped to the C++ class T (registered into QxOrm context) and filtered by a user SQL query.
virtual QSqlError qxCount (long &lCount, const qx::QxSqlQuery &query=qx::QxSqlQuery(), QSqlDatabase *pDatabase=NULL)
 Return the number of lines in the table (database) mapped to the C++ class T (registered into QxOrm context) and filtered by a user SQL query.
virtual QSqlError qxFetchById (const QVariant &id, const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Clear the model and fetch an object (retrieve all its properties) of type T (registered into QxOrm context) mapped to a table in the database.
virtual QSqlError qxFetchAll (const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Clear the model and fetch a list of objects (retrieve all elements and properties associated) of type T (container registered into QxOrm context) mapped to a table in the database.
virtual QSqlError qxFetchByQuery (const qx::QxSqlQuery &query, const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Clear the model and fetch a list of objects (retrieve all elements and properties associated) of type T (container registered into QxOrm context) mapped to a table in the database and filtered by a user SQL query.
virtual QSqlError qxFetchRow (int row, const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Get an item in the model at line row and fetch all its properties mapped to a table in the database, then all views attached to this model are automatically updated.
virtual QSqlError qxInsert (const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL, bool bUseExecBatch=false)
 Insert all items in the model into database.
virtual QSqlError qxInsertRow (int row, const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Insert an item of the model at line row into database.
virtual QSqlError qxUpdate (const qx::QxSqlQuery &query=qx::QxSqlQuery(), const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL, bool bUseExecBatch=false)
 Update all items in the model into database.
virtual QSqlError qxUpdateRow (int row, const qx::QxSqlQuery &query=qx::QxSqlQuery(), const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Update an item of the model at line row into database.
virtual QSqlError qxSave (const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Save all items (insert or update) in the model into database.
virtual QSqlError qxSaveRow (int row, const QStringList &relation=QStringList(), QSqlDatabase *pDatabase=NULL)
 Save an item of the model at line row into database.
virtual QSqlError qxDeleteById (const QVariant &id, QSqlDatabase *pDatabase=NULL)
 Delete a line of a table (database) mapped to a C++ object of type T (registered into QxOrm context), if no error occurred then you should remove row from the model.
virtual QSqlError qxDeleteAll (QSqlDatabase *pDatabase=NULL)
 Delete all lines of a table (database) mapped to a C++ class T (registered into QxOrm context), if no error occurred then you should clear the model.
virtual QSqlError qxDeleteByQuery (const qx::QxSqlQuery &query, QSqlDatabase *pDatabase=NULL)
 Delete all lines of a table (database) mapped to a C++ class T (registered into QxOrm context) and filtered by a user SQL query, if no error occurred then you should refresh the model.
virtual QSqlError qxDeleteRow (int row, QSqlDatabase *pDatabase=NULL)
 Delete in database the item at line row in the model, if no error occurred then you should remove row from the model.
virtual QSqlError qxDestroyById (const QVariant &id, QSqlDatabase *pDatabase=NULL)
 Delete a line of a table (even if a logical delete is defined) mapped to a C++ object of type T (registered into QxOrm context), if no error occurred then you should remove row from the model.
virtual QSqlError qxDestroyAll (QSqlDatabase *pDatabase=NULL)
 Delete all lines of a table (even if a logical delete is defined) mapped to a C++ class T (registered into QxOrm context), if no error occurred then you should clear the model.
virtual QSqlError qxDestroyByQuery (const qx::QxSqlQuery &query, QSqlDatabase *pDatabase=NULL)
 Delete all lines of a table (even if a logical delete is defined) mapped to a C++ class T (registered into QxOrm context) and filtered by a user SQL query, if no error occurred then you should refresh the model.
virtual QSqlError qxDestroyRow (int row, QSqlDatabase *pDatabase=NULL)
 Delete in database (even if a logical delete is defined) the item at line row in the model, if no error occurred then you should remove row from the model.
virtual QSqlError qxExecuteQuery (qx::QxSqlQuery &query, QSqlDatabase *pDatabase=NULL)
virtual qx_bool qxExist (const QVariant &id, QSqlDatabase *pDatabase=NULL)
virtual qx::QxInvalidValueX qxValidate (const QStringList &groups=QStringList())
virtual qx::QxInvalidValueX qxValidateRow (int row, const QStringList &groups=QStringList())

Protected Member Functions

virtual QVariant getRelationshipValues_Helper (int row, const QString &relation, bool bLoadFromDatabase, const QString &sAppendRelations)

Detailed Description

template<class T, class S, class B = qx::IxModel>
class qx::QxModelService< T, S, B >

qx::QxModelService<T, S> : provides an easy way to connect your model to the QxService module (all queries are executed over network using client/server communication)

T template parameter is a persistent class registered into QxOrm context S template parameter is a service class generated by QxEntityEditor (or your own service class providing all methods)

Definition at line 58 of file QxModelService.h.


Member Typedef Documentation

template<class T , class S , class B = qx::IxModel>
typedef B qx::QxModelService< T, S, B >::type_base_class

Reimplemented from qx::QxModel< T, B >.

Definition at line 67 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
typedef qx::QxModel<T, B>::type_collection qx::QxModelService< T, S, B >::type_collection

Reimplemented from qx::QxModel< T, B >.

Definition at line 65 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
typedef std::shared_ptr<type_collection> qx::QxModelService< T, S, B >::type_collection_ptr

Definition at line 66 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
typedef qx::QxModel<T, B>::type_primary_key qx::QxModelService< T, S, B >::type_primary_key

Reimplemented from qx::QxModel< T, B >.

Definition at line 64 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
typedef qx::QxModel<T, B>::type_ptr qx::QxModelService< T, S, B >::type_ptr

Reimplemented from qx::QxModel< T, B >.

Definition at line 63 of file QxModelService.h.


Constructor & Destructor Documentation

template<class T , class S , class B = qx::IxModel>
qx::QxModelService< T, S, B >::QxModelService ( QObject *  parent = 0) [inline]

Definition at line 71 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
qx::QxModelService< T, S, B >::QxModelService ( qx::IxModel other,
QObject *  parent 
) [inline]

Definition at line 72 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual qx::QxModelService< T, S, B >::~QxModelService ( ) [inline, virtual]

Definition at line 73 of file QxModelService.h.


Member Function Documentation

template<class T , class S , class B = qx::IxModel>
virtual QVariant qx::QxModelService< T, S, B >::getRelationshipValues_Helper ( int  row,
const QString &  relation,
bool  bLoadFromDatabase,
const QString &  sAppendRelations 
) [inline, protected, virtual]

Reimplemented from qx::QxModel< T, B >.

Definition at line 381 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual long qx::QxModelService< T, S, B >::qxCount ( const qx::QxSqlQuery query = qx::QxSqlQuery(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Return the number of lines in the table (database) mapped to the C++ class T (registered into QxOrm context) and filtered by a user SQL query.

Parameters:
queryDefine a user SQL query added to default SQL query builded by QxOrm library (optional parameter)
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)

Reimplemented from qx::QxModel< T, B >.

Definition at line 75 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxCount ( long &  lCount,
const qx::QxSqlQuery query = qx::QxSqlQuery(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Return the number of lines in the table (database) mapped to the C++ class T (registered into QxOrm context) and filtered by a user SQL query.

Parameters:
lCountOutput parameter with the number of lines in the table associated to the SQL query
queryDefine a user SQL query added to default SQL query builded by QxOrm library (optional parameter)
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)

Reimplemented from qx::QxModel< T, B >.

Definition at line 82 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDeleteAll ( QSqlDatabase *  pDatabase = NULL) [inline, virtual]

Delete all lines of a table (database) mapped to a C++ class T (registered into QxOrm context), if no error occurred then you should clear the model.

Parameters:
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 262 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDeleteById ( const QVariant &  id,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete a line of a table (database) mapped to a C++ object of type T (registered into QxOrm context), if no error occurred then you should remove row from the model.

Parameters:
idRow id to be deleted from database
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 249 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDeleteByQuery ( const qx::QxSqlQuery query,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete all lines of a table (database) mapped to a C++ class T (registered into QxOrm context) and filtered by a user SQL query, if no error occurred then you should refresh the model.

Parameters:
queryDefine a user SQL query added to default SQL query builded by QxOrm library
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 270 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDeleteRow ( int  row,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete in database the item at line row in the model, if no error occurred then you should remove row from the model.

Parameters:
rowDelete in database the item in the model at line row
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 278 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDestroyAll ( QSqlDatabase *  pDatabase = NULL) [inline, virtual]

Delete all lines of a table (even if a logical delete is defined) mapped to a C++ class T (registered into QxOrm context), if no error occurred then you should clear the model.

Parameters:
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 302 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDestroyById ( const QVariant &  id,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete a line of a table (even if a logical delete is defined) mapped to a C++ object of type T (registered into QxOrm context), if no error occurred then you should remove row from the model.

Parameters:
idRow id to be deleted from database
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 289 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDestroyByQuery ( const qx::QxSqlQuery query,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete all lines of a table (even if a logical delete is defined) mapped to a C++ class T (registered into QxOrm context) and filtered by a user SQL query, if no error occurred then you should refresh the model.

Parameters:
queryDefine a user SQL query added to default SQL query builded by QxOrm library
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 310 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxDestroyRow ( int  row,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Delete in database (even if a logical delete is defined) the item at line row in the model, if no error occurred then you should remove row from the model.

Parameters:
rowDelete in database the item in the model at line row
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 318 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxExecuteQuery ( qx::QxSqlQuery query,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Reimplemented from qx::QxModel< T, B >.

Definition at line 329 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual qx_bool qx::QxModelService< T, S, B >::qxExist ( const QVariant &  id,
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Reimplemented from qx::QxModel< T, B >.

Definition at line 346 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxFetchAll ( const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Clear the model and fetch a list of objects (retrieve all elements and properties associated) of type T (container registered into QxOrm context) mapped to a table in the database.

Parameters:
relationList of relationships keys to be fetched (eager fetch instead of default lazy fetch for a relation) : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 111 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxFetchById ( const QVariant &  id,
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Clear the model and fetch an object (retrieve all its properties) of type T (registered into QxOrm context) mapped to a table in the database.

Parameters:
idRow id to be fetched (retrieve all properties from database)
relationList of relationships keys to be fetched (eager fetch instead of default lazy fetch for a relation) : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 90 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxFetchByQuery ( const qx::QxSqlQuery query,
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Clear the model and fetch a list of objects (retrieve all elements and properties associated) of type T (container registered into QxOrm context) mapped to a table in the database and filtered by a user SQL query.

Parameters:
queryDefine a user SQL query added to default SQL query builded by QxOrm library
relationList of relationships keys to be fetched (eager fetch instead of default lazy fetch for a relation) : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 128 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxFetchRow ( int  row,
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Get an item in the model at line row and fetch all its properties mapped to a table in the database, then all views attached to this model are automatically updated.

Parameters:
rowGet an item in the model at line row
relationList of relationships keys to be fetched (eager fetch instead of default lazy fetch for a relation) : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 145 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxInsert ( const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL,
bool  bUseExecBatch = false 
) [inline, virtual]

Insert all items in the model into database.

Parameters:
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
bUseExecBatchIf true then use the QSqlQuery::execBatch() method to improve performance inserting a list of instances to database (but doesn't fill the last inserted identifier in the C++ instances)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 162 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxInsertRow ( int  row,
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Insert an item of the model at line row into database.

Parameters:
rowInsert an item in the model at line row
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 177 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxSave ( const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Save all items (insert or update) in the model into database.

Parameters:
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 220 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxSaveRow ( int  row,
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Save an item of the model at line row into database.

Parameters:
rowSave an item (insert or update) in the model at line row
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 235 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxUpdate ( const qx::QxSqlQuery query = qx::QxSqlQuery(),
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL,
bool  bUseExecBatch = false 
) [inline, virtual]

Update all items in the model into database.

Parameters:
queryDefine a user SQL query added to default SQL query builded by QxOrm library
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
bUseExecBatchIf true then use the QSqlQuery::execBatch() method to improve performance updating a list of instances in database
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 191 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual QSqlError qx::QxModelService< T, S, B >::qxUpdateRow ( int  row,
const qx::QxSqlQuery query = qx::QxSqlQuery(),
const QStringList &  relation = QStringList(),
QSqlDatabase *  pDatabase = NULL 
) [inline, virtual]

Update an item of the model at line row into database.

Parameters:
rowUpdate an item in the model at line row
queryDefine a user SQL query added to default SQL query builded by QxOrm library
relationList of relationships keys to be inserted in others tables of database : use "|" separator to put many relationships keys into this parameter
pDatabaseConnection to database (you can manage your own connection pool for example, you can also define a transaction, etc.); if NULL, a valid connection for the current thread is provided by qx::QxSqlDatabase singleton class (optional parameter)
Returns:
Empty QSqlError object (from Qt library) if no error occurred; otherwise QSqlError contains a description of database error executing SQL query

Reimplemented from qx::QxModel< T, B >.

Definition at line 206 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual qx::QxInvalidValueX qx::QxModelService< T, S, B >::qxValidate ( const QStringList &  groups = QStringList()) [inline, virtual]

Reimplemented from qx::QxModel< T, B >.

Definition at line 358 of file QxModelService.h.

template<class T , class S , class B = qx::IxModel>
virtual qx::QxInvalidValueX qx::QxModelService< T, S, B >::qxValidateRow ( int  row,
const QStringList &  groups = QStringList() 
) [inline, virtual]

Reimplemented from qx::QxModel< T, B >.

Definition at line 367 of file QxModelService.h.


The documentation for this class was generated from the following file: