database.exec(sql)
此方法允许执行一个或多个 SQL 语句而不返回任何结果。此方法在执行从文件读取的 SQL 语句时很有用。此方法是 sqlite3_exec()
的封装器。
¥This method allows one or more SQL statements to be executed without returning
any results. This method is useful when executing SQL statements read from a
file. This method is a wrapper around sqlite3_exec()
.