using (var multi = await _dbConnection.QueryMultipleAsync(multiQuery)) { var userResponse = multi.Read<UserResponse>(); var userRoleResponse = multi.Read<UserRoleResponse>(); //DO SOMETHING } 当我查看数据库上运行的查询时,我看到以下内容: SQL查询以查看数据库中的最新查询: SELECT top 10 deqs...
CommandDefinition command);///摘要://Execute a command that returns multiple result sets, and access each in turnpublicstaticTask<SqlMapper.GridReader> QueryMultipleAsync(thisIDbConnection cnn,stringsql,object
After using theQueryMultipleorQueryMultipleAsyncmethod, you can use the following methods with the results: Dapper QueryMultiple The following example demonstrates how to use DapperQueryMultipleto execute multiple SQL statements in one query. language-csharp Explain code|Copy code stringsql =@" SELECT *...
1 Dapper - QueryMultiple - 3 tables 0 Dapper batch queries instead of a single query executed many times 1 Dapper return multiple results with one query 0 Dapper Dynamic QueryMultiple 4 Execute a query multiple times 4 Execute multiple queries in parallel with Dapper 1 Quer...
query-first-or-default.md query-first.md query-multiple.md query-single-or-default.md query-single.md query.md parameter result utilities README.md SUMMARY.md Breadcrumbs dapper-tutorial-cn /methods / query-multiple.md Latest commit esofar Change directory structure by gitbook. 0e1e1fc· Jan...
connection.Query<TParent, TChild, TParent>( sql, (parent, child) => {if(!cache.ContainsKey(parentKeySelector(parent))) { cache.Add(parentKeySelector(parent), parent); } TParent cachedParent = cache[parentKeySelector(parent)]; IList<TChild> children = childSelector(cachedParent); ...
In fact, the first time we had a Stored Procedure that could return multiple datasets and that we ran with the QuerySingleOrDefaultAsync command. But now it is also happening with a stored procedure that always returns a single dataset. By the way, this method is generic and we use it to...
result.Items = await _connection.QueryAsync<T>(sqlPage, param); return result; } #endregion #region Dapper Execute & Query public int ExecuteScalar(string sql, object param = null, CommandType commandType = CommandType.Text) { return _connection.ExecuteScalar<int>(sql, param, _transaction, _...
使用npqsql的postgresql和dapper的AsyncQuery 、、、 我正在尝试dapper,最近他们增加了异步查询支持。我在谷歌上查过了。如果你的网站流量很大,那就太好了。我是用postgressql和dapper尝试的。现在,在连接中,如果我传递简单的连接字符串,它可以正常工作。但是,根据几篇文章,它不是真异步,如果我想使用它,我需要异步...
result.Items =await_connection.QueryAsync<T>(sqlPage, param); returnresult; } #endregion #regionDapper Execute & Query publicintExecuteScalar(stringsql,objectparam =null, CommandType commandType = CommandType.Text) { return_connection.ExecuteScalar<int>(sql, param, _transaction, _commandTimeout, ...