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原代码: sql_query.exec("CREATE TABLE wieght (" "id INTEGER PRIMARY KEY AUTOINCREMENT, " "datestr VARCHAR(100) NOT NULL, " "value VARCHAR(150) NOT NULL) " 阅读全文
posted @ 2021-11-16 16:10
浅笑19
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首先pro引入库 QT += sql .h #ifndef SQLUTIL_H #define SQLUTIL_H #include <QtSql> #include <applicationbase.h> class SqlUtil : public QObject { Q_OBJECT sign 阅读全文
posted @ 2021-11-16 16:06
浅笑19
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