数据库的配置: 连接字符串:server=潘尚\\sqlexpress;database=db_test;trusted_connection=true 连接代码: using system;using system.collections.generic;using system.data.sqlclient;using system.linq;using system.text;using system.threading.tasks;
数据库的配置:
连接字符串:server=潘尚\\sqlexpress;database=db_test;trusted_connection=true
连接代码:using system;using system.collections.generic;using system.data.sqlclient;using system.linq;using system.text;using system.threading.tasks;namespace sqltest{ class program { static void main(string[] args) { //连接数据库 string connection = server=潘尚\\sqlexpress;database=db_test;trusted_connection=true; sqlconnection sc = new sqlconnection(); sc.connectionstring = connection; try { sc.open(); console.writeline(已经打开数据库连接!); } catch (exception ex) { console.writeline(打开数据库错误:{0}, ex.message); } finally { sc.close(); console.writeline(数据库连接已关闭!); } system.console.readline(); } }}
连接结果: