ConnectionString 的 Trusted_Connection设置

<ConnectionString>     <add key="datasource" value="server=(servername/ip/local);database=basename;user id=sa;password=123456;Trusted_Connection=false"/>  </ConnectionString>   与 <ConnectionString>     <add key="datasource" value="server=(server/ip/local);database=basename;user id=sa;password=;Trusted_Connection=yes"/>  </ConnectionString> 两者都能访问数据库,他们的区别在那里? 测试发现一个问题,只要设置 Trusted_Connection=yes(可信任连接)     那么password设不设密码都能访问.这就涉及到一个安全问题了. 所以一定要设置Trusted_Connection=  false,以防被别人"登录"、"注入语句"等。
F:\gitee\ims-iot-gateway\host\Ycims.IotGateway.HttpApi.Host>dotnet ef database update Build started... Build succeeded. System.ArgumentException: Couldn't set trusted_connection (Parameter 'trusted_connection') ---> System.Collections.Generic.KeyNotFoundException: The given key was not present in the dictionary. at Npgsql.NpgsqlConnectionStringBuilder.GeneratedActions(GeneratedAction action, String keyword, Object& value) at Npgsql.NpgsqlConnectionStringBuilder.set_Item(String keyword, Object value) --- End of inner exception stack trace --- at Npgsql.NpgsqlConnectionStringBuilder.set_Item(String keyword, Object value) at System.Data.Common.DbConnectionStringBuilder.set_ConnectionString(String value) at Npgsql.NpgsqlConnectionStringBuilder..ctor(String connectionString) at Npgsql.NpgsqlConnection.SetupDataSource() at Npgsql.NpgsqlConnection.set_ConnectionString(String value) at Npgsql.NpgsqlConnection..ctor(String connectionString) at Npgsql.EntityFrameworkCore.PostgreSQL.Storage.Internal.NpgsqlRelationalConnection.CreateDbConnection() at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.get_DbConnection() at Microsoft.EntityFrameworkCore.Storage.RelationalConnection.Open(Boolean errorsExpected) at Microsoft.EntityFrameworkCore.Storage.RelationalCommand.ExecuteReader(RelationalCommandParameterObject parameterObject) at Microsoft.EntityFrameworkCore.Migrations.HistoryRepository.GetAppliedMigrations() at Npgsql.EntityFrameworkCore.PostgreSQL.Migrations.Internal.NpgsqlHistoryRepository.GetAppliedMigrations() at Npgsql.EntityFrameworkCore.PostgreSQL.Migrations.Internal.NpgsqlMigrator.Migrate(String targetMigration) at Microsoft.EntityFrameworkCore.Design.Internal.MigrationsOperations.UpdateDatabase(String targetMigration, String connectionString, String contextType) at Microsoft.EntityFrameworkCore.Design.OperationExecutor.UpdateDatabaseImpl(String targetMigration, String connectionString, String contextType) at Microsoft.EntityFrameworkCore.Design.OperationExecutor.UpdateDatabase.<>c__DisplayClass0_0.<.ctor>b__0() at Microsoft.EntityFrameworkCore.Design.OperationExecutor.OperationBase.Execute(Action action) Couldn't set trusted_connection (Parameter 'trusted_connection')这个报错是因为什么原因?
最新发布
03-13
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