Defining Connection (FireDAC) 连接定义就是应用程序使用特定的FireDAC驱动连接数据库的参数集合.相当于BDE的别名,ADO的UDL,或者ODBC的DSN. For the list of supported database management systems and corresponding parameters, see FireDAC Database Connectivity. FireDAC支持三种连接定义: Type Description P
相关资料:http://www.dfwlt.com/forum.php?mod=viewthread&tid=1497&extra= 问题现象:FireDAC连接Sqlite3在开发电脑上没有问题,但将程序放在XP上就提示“unable to open database file”(后来发现别的WIN7也不行). 问题原因:可能是因为字符串编码问题. 问题处理:在FDConnection1控件上双击,出现的设置中,必须设置二项,"OpenMode=CreateUTF8"
TFDConnection: FetchOptions.Mode 设置为fmAll, 返回全部结果, 否则默认只返回前50条, 效果与open以后再执行FetchAll一样 Specifies how the result set records must be fetched into FireDAC internal data storage. Name Description fmManual The records are not fetched automatically by Fir