QT学习-核心类列表-31、QtSql

31    -    QtSql模块为SQL数据库提供了驱动层、SQL API层以及用户接口层的类
    QSqlDatabase    -    Represents a connection to a database
    QSqlDriver    -    Abstract base class for accessing specific SQL databases
    QSqlDriverCreator    -    Template class that provides a SQL driver factory for a specific driver type
    QSqlDriverCreatorBase    -    The base class for SQL driver factories
    QSqlDriverPlugin    -    Abstract base for custom QSqlDriver plugins
    QSqlError    -    SQL database error information
    QSqlField    -    Manipulates the fields in SQL database tables and views
    QSqlIndex    -    Functions to manipulate and describe database indexes
    QSqlQuery    -    Means of executing and manipulating SQL statements
    QSqlQueryModel    -    Read-only data model for SQL result sets
    QSqlRecord    -    Encapsulates a database record
    QSqlRelation    -    Stores information about an SQL foreign key
    QSqlRelationalDelegate    -    Delegate that is used to display and edit data from a QSqlRelationalTableModel
    QSqlRelationalTableModel    -    Editable data model for a single database table, with foreign key support
    QSqlResult    -    Abstract interface for accessing data from specific SQL databases
    QSqlTableModel    -    Editable data model for a single database table