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posted @ 2023-08-22 10:48
云杉木板
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//删除 string sqldelete = " DELETE FROM bookshop WHERE 编号 = 6 "; using (MySqlCommand command = new MySqlCommand(sqldelete, connection)) { int rowsAffect 阅读全文
posted @ 2023-08-22 09:32
云杉木板
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//添加 string sqlinsert = "INSERT INTO bookshop(编号,书名,价格) VALUES (@编号,@书名,@价格)"; using (MySqlCommand command = new MySqlCommand(sqlinsert, connection)) 阅读全文
posted @ 2023-08-22 09:24
云杉木板
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