Convert CSV file to SQL Server data using Bytescout Spreadsheet SDK

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How to convert CSV to SQL Server data using Bytescout Spreadsheet SDK for .NET

These source code samples export CSV to SQL Server data using Bytescout Spreadsheet library for C# and VB developers.

Input CSV file:

Sample CSV file to be exported to SQL Server data

Output – CSV data exported to SQL Server:

CSV file exported to SQL Server data

Visual Basic .NET

Imports Bytescout.Spreadsheet

Imports System.Data.SqlClient

Class Program
    Friend Shared Sub Main(args As String())

        Try
            ' MODIFY THE CONNECTION STRING WITH YOUR CREDENTIALS!!!
            Dim connectionString As String = "Data Source=localhost;Initial Catalog=master;Integrated Security=true;"

            Using connection As 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 document As New Spreadsheet("sample.csv", ";") ' ";" - delimiter

                    Dim worksheet As Worksheet = document.Workbook.Worksheets(0)

                    For row As Integer = 0 To worksheet.UsedRangeRowMax
                        Dim insertCommand As [String] = String.Format("INSERT CsvTest VALUES('{0}','{1}')", worksheet.Cell(row, 0).Value, worksheet.Cell(row, 1).Value)

                        ExecuteQueryWithoutResult(connection, insertCommand)
                    Next
                End Using

                ' Check the data successfully exported

                Using command As New SqlCommand("SELECT * from CsvTest", connection)
                    Dim reader As SqlDataReader = command.ExecuteReader()

                    If reader IsNot Nothing Then
                        Console.WriteLine()
                        Console.WriteLine("Exported CSV data:")

                        Console.WriteLine()

                        While reader.Read()

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

                        End While
                    End If
                End Using

                Console.WriteLine()

                Console.WriteLine("Press any key.")
                Console.ReadKey()
            End Using
        Catch ex As Exception
            Console.WriteLine("Error: " & ex.Message)

            Console.ReadKey()
        End Try
    End Sub

    Private Shared Sub ExecuteQueryWithoutResult(connection As SqlConnection, query As String)

        Using command As New SqlCommand(query, connection)
            command.ExecuteNonQuery()

        End Using
    End Sub
End Class

Visual C#

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(“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(); } } } } [/vb]

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