wp do sql query from function

function custom_query_function() {
    global $wpdb;

    // Step 1: Define the SQL query
    $sql_query = "SELECT * FROM {$wpdb->prefix}your_table_name WHERE column_name = 'some_value'";

    // Step 2: Execute the SQL query using $wpdb object
    $query_result = $wpdb->get_results($sql_query);

    // Step 3: Check if the query was successful
    if ($query_result) {
        // Step 4: Loop through the results
        foreach ($query_result as $row) {
            // Step 5: Access individual columns in each row
            $column_value = $row->column_name;

            // Step 6: Perform actions with the retrieved data
            // (e.g., echo or use data for further processing)
            echo $column_value;
        }
    } else {
        // Step 7: Handle the case where the query was not successful
        echo "Query failed!";
    }
}