求教
uj5u.com熱心網友回復:
Database屬性里輸入資料庫路徑加上資料庫檔案名即可,同時需要Query和DataSourceuj5u.com熱心網友回復:
用法和ADO一樣的吧uj5u.com熱心網友回復:
我做了層簡單封裝,跟ado差不多,如下:type
TSMDBParam=record
dbType : TDbType;
server : string;
account : string;
password: string;
dbName : string;
port : integer;
end;
function TSMUniDriver.Conntect(): boolean;
begin
Disconnect();
case FDBParam.dbType of
dtMySQL : FConnection.ProviderName := 'MySQL';
dtMSSQL : FConnection.ProviderName := 'SQL Server';
dtSqlite: FConnection.ProviderName := 'SQLite';
end;
FConnection.SpecificOptions.Values['UseUnicode'] := 'true';
FConnection.SpecificOptions.Values['Direct'] := 'false';
FConnection.Username := FDBParam.account;
FConnection.Password := FDBParam.password;
FConnection.Database := FDBParam.dbName;
FConnection.Server := FDBParam.server;
FConnection.Port := FDBParam.port;
try
FConnection.Connect;
result := FConnection.Connected;
except
result := false;
end;
end;
uj5u.com熱心網友回復:
樓主 問 的 是 “連接池” 的用法,回答的 都是怎么連接uj5u.com熱心網友回復:
關注。。。。轉載請註明出處,本文鏈接:https://www.uj5u.com/houduan/98952.html
標籤:VCL組件開發及應用
