2026/10/20 -Execute SQL statements and stored procedures with SqlCommand, choose the correct execution method, and control transactions, timeouts, and cancellation.
2026/9/11 -CreateCommand() $command.CommandText = $query # Execute the query and retrieve the results $reader = $command.ExecuteReader() # Loop through the results and ...
2026/10/20 -Execute a command with ExecuteReader or ExecuteReaderAsync . · Resolve column ordinals for the current result. · Call Read once for each row. · Check nullable ...
2026/9/2 -You can use the ExecuteScalar method of the Command object to return a single value, such as a sum or a count, from the database. The ExecuteScalar method ...
2026/10/1 -ExecuteReader()`, `cmd.ExecuteScalar()` synchronously. Under concurrent load, each request blocks a thread-pool thread waiting on SQL Server I/O. **Fix:** 1.
2026/3/2 -Open(); var command = new SqlCommand("SELECT * FROM Persons", conn); using SqlDataReader reader = command.ExecuteReader(); if (reader.HasRows) { while (reader.
2026/8/23 -ExecuteReader dispatches each batch to all connections in parallel and returns a combined MultiServerSqlDataReader that tracks which connections are waiting ...
2026/10/22 -The code listings on this page demonstrate how to retrieve data from a database by using the following ADO.NET technologies: ADO.NET data providers:.
2026/8/23 -This article shows how to run Microsoft SQL Server 2022 in Docker, connect to it with SQL Server Management Studio (SSMS), and create a sample database and ...
2025/12/16 -Line 29: Creates a SqlCommand object with the read-only query; Line 30: Uses ExecuteReader() - designed for SELECT queries only; Line 49-50: Immediately closes ...