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41 lines
1.1 KiB
41 lines
1.1 KiB
#ifndef XSQLEXCUTE_H
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#define XSQLEXCUTE_H
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#include <QObject>
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#include <QMutex>
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#include <QSqlDatabase>
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#include <QSqlQuery>
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#include <QSqlRecord>
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class XSqlExcute : public QObject
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{
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Q_OBJECT
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public:
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explicit XSqlExcute(QObject *parent = nullptr);
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static XSqlExcute* instance();
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bool openMysql(const QString& hostName,const QString& databaseName,const QString& userName,const QString& password,const QString& connectionName);
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bool closeMysql(const QString& connectionName);
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//执行语句
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bool excuteSQL(const QString& sql,const QString& connectionName);
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//查询
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QSqlQuery query(const QString& sql,const QString& connectionName);
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QSqlRecord record(const QString& sql,const QString& connectionName);
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//事务
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void transaction(const QString& connectionName);
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void commit(const QString& connectionName);
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void rollback(const QString& connectionName);
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signals:
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private:
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// explicit XSqlExcute(QObject *parent = nullptr);
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private:
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static XSqlExcute* g_pSqlExc;
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static QMutex m_mutex;
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QSqlDatabase db;
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};
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#endif // XSQLEXCUTE_H
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