ByteScout Spreadsheet SDK – C# – Convert CSV to SQL Server

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ByteScout Spreadsheet SDK – C# – Convert CSV to SQL Server

printable version:
ByteScout-Spreadsheet-SDK-C-sharp-Convert-CSV-to-SQL-Server.pdf

How to convert CSV to SQL server in C# with ByteScout Spreadsheet SDK

How to code in C# to convert CSV to SQL server with this step-by-step tutorial

With this source code sample you may quickly learn how to convert CSV to SQL server in C#. ByteScout Spreadsheet SDK is the SDK that can write and read, modify and calculate Excel and CSV spreadsheets. Most popular formulas are supported. You may import or export data to and from CSV, XML, JSON as well as to and from databases, arrays. It can be used to convert CSV to SQL server using C#.

This code snippet below for ByteScout Spreadsheet SDK works best when you need to quickly convert CSV to SQL server in your C# application. This C# sample code is all you need for your app. Just copy and paste the code, add references (if needs to) and you are all set! Test C# sample code examples whether they respond your needs and requirements for the project.

ByteScout Spreadsheet SDK free trial version is available on our website. C# and other programming languages are supported.

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Program.cs

      using System;
using Bytescout.Spreadsheet;
using System.Data.SqlClient;

namespace ExportToSQLServer
{
    class Program
    {
        static void Main(string[] args)
        {
            try
            {
                // MODIFY THE CONNECTION STRING WITH YOUR CREDENTIALS!!!
                string connectionString = "Data Source=localhost;Initial Catalog=master;Integrated Security=true;";

                using (SqlConnection connection = new SqlConnection(connectionString))
                {
                    connection.Open();

                    // Drop test database if exists
                    ExecuteQueryWithoutResult(connection, "IF DB_ID ('CsvTests') IS NOT NULL DROP DATABASE CsvTests");
                    // Create empty database
                    ExecuteQueryWithoutResult(connection, "CREATE DATABASE CsvTests");
                    // Switch to created database
                    ExecuteQueryWithoutResult(connection, "USE CsvTests");
                    // Create a table for CSV data
                    ExecuteQueryWithoutResult(connection, "CREATE TABLE CsvTest (Name VARCHAR(40), FullName VARCHAR(255))");

                    // Load CSV document
                    using (Spreadsheet document = new Spreadsheet())
                    {
                        document.LoadFromFile("sample.csv", ";"); // ";" - delimiter
                        Worksheet worksheet = document.Workbook.Worksheets[0];

                        for (int row = 0; row <= worksheet.UsedRangeRowMax; row++)
                        {
                            String insertCommand = string.Format("INSERT CsvTest VALUES('{0}','{1}')",
                                worksheet.Cell(row, 0).Value, worksheet.Cell(row, 1).Value);
                            ExecuteQueryWithoutResult(connection, insertCommand);
                        }
                    }
                    
                    // Check the data successfully exported
                    using (SqlCommand command = new SqlCommand("SELECT * from CsvTest", connection))
                    {
                        SqlDataReader reader = command.ExecuteReader();

                        if (reader != null)
                        {
                            Console.WriteLine();
                            Console.WriteLine("Exported CSV data:");
                            Console.WriteLine();

                            while (reader.Read())
                            {
                                Console.WriteLine(String.Format("{0}  |  {1}", reader[0], reader[1]));
                            }
                        }
                    }

                    Console.WriteLine();
                    Console.WriteLine("Press any key.");
                    Console.ReadKey();
                }
            }
            catch(Exception ex)
            {
                Console.WriteLine("Error: " + ex.Message);
                Console.ReadKey();
            }
        }

        static void ExecuteQueryWithoutResult(SqlConnection connection, string query)
        {
            using (SqlCommand command = new SqlCommand(query, connection))
            {
                command.ExecuteNonQuery();
            }
        }
    }
}