QSqlRelation¶
Synopsis¶
Functions¶
- def displayColumn ()
- def indexColumn ()
- def isValid ()
- def tableName ()
Detailed Description¶
The PySide.QtSql.QSqlRelation class stores information about an SQL foreign key.
PySide.QtSql.QSqlRelation is a helper class for PySide.QtSql.QSqlRelationalTableModel . See QSqlRelationalTableModel.setRelation() and QSqlRelationalTableModel.relation() for details.
See also
PySide.QtSql.QSqlRelationalTableModel PySide.QtSql.QSqlRelationalDelegate Relational Table Model Example
- class PySide.QtSql.QSqlRelation¶
- class PySide.QtSql.QSqlRelation(QSqlRelation)
- class PySide.QtSql.QSqlRelation(aTableName, indexCol, displayCol)
Parameters: - aTableName – unicode
- displayCol – unicode
- indexCol – unicode
- QSqlRelation – PySide.QtSql.QSqlRelation
Constructs an invalid PySide.QtSql.QSqlRelation object.
For such an object, the PySide.QtSql.QSqlRelation.tableName() , PySide.QtSql.QSqlRelation.indexColumn() , and PySide.QtSql.QSqlRelation.displayColumn() functions return an empty string.
See also
Constructs a PySide.QtSql.QSqlRelation object, where tableName is the SQL table name to which a foreign key refers, indexColumn is the foreign key, and displayColumn is the field that should be presented to the user.
- PySide.QtSql.QSqlRelation.displayColumn()¶
Return type: unicode Returns the column from table PySide.QtSql.QSqlRelation.tableName() that should be presented to the user instead of a foreign key.
- PySide.QtSql.QSqlRelation.indexColumn()¶
Return type: unicode Returns the index column from table PySide.QtSql.QSqlRelation.tableName() to which a foreign key refers.
- PySide.QtSql.QSqlRelation.isValid()¶
Return type: PySide.QtCore.bool Returns true if the PySide.QtSql.QSqlRelation object is valid; otherwise returns false.
- PySide.QtSql.QSqlRelation.tableName()¶
Return type: unicode Returns the name of the table to which a foreign key refers.
