generate pdf

Question

how to convert data into pdf and save into database

Brahma Prakash Shukla · Answer

There are several ways to convert data into PDF format and save it into a database. Here are some general steps you can follow: Generate the data you want to convert into a PDF. This can be done by creating a document in a word processor or spreadsheet program, or by generating a report from a database or software application. Use a PDF generation library or tool to convert the data into a PDF file. There are several libraries available in different programming languages that can be used for this purpose, such as iText, PDFSharp, or PyFPDF. Save the PDF file into a binary format that can be stored in a database, such as a BLOB (Binary Large Object) or VARBINARY field. The specific method for doing this will depend on the database you are using and the programming language you are using to interact with it. Insert the binary data into the database table along with any relevant metadata, such as the file name, date created, and any associated record IDs. Here is some example code in Python using the PyFPDF library to generate a PDF and save it to a MySQL database: from fpdf import FPDF import mysql.connector # create a new PDF object pdf = FPDF() pdf.add_page() # add some text to the PDF pdf.set_font("Arial", size=12) pdf.cell(200, 10, "Hello World!") # save the PDF to a byte string pdf_bytes = pdf.output(dest='S').encode('latin1') # connect to the MySQL database cnx = mysql.connector.connect(user='username', password='password', host='localhost', database='mydatabase') # insert the PDF data into the database cursor = cnx.cursor() query = "INSERT INTO pdfs (filename, pdf_data) VALUES (%s, %s)" data = ("example.pdf", pdf_bytes) cursor.execute(query, data) # commit the changes and close the connection cnx.commit() cursor.close() cnx.close() This code generates a simple PDF with the text "Hello World!" and saves it to a MySQL database in a table called "pdfs" with columns for the file name and binary PDF data.

Tuhin Paul · Answer

Sample code using iTextSharp : using iTextSharp.text; using iTextSharp.text.pdf; public byte[] ConvertDataToPDF(Data data) { // Create a new PDF document var document = new Document(); var output = new MemoryStream(); var writer = PdfWriter.GetInstance(document, output); // Open the document for writing document.Open(); // Add the data to the document var paragraph = new Paragraph(data.ToString()); document.Add(paragraph); // Close the document document.Close(); // Save the PDF document to a byte array byte[] pdfData = output.ToArray(); return pdfData; }

Amit Mohanty · Answer

using iTextSharp.text; using iTextSharp.text.pdf; using System.IO; using System.Data.SqlClient; // Generate some sample data to convert to PDF string data = "This is some sample data to convert to PDF."; // Create a new PDF document using iTextSharp Document document = new Document(); MemoryStream stream = new MemoryStream(); PdfWriter writer = PdfWriter.GetInstance(document, stream); document.Open(); document.Add(new Paragraph(data)); document.Close(); // Convert the PDF document to a byte array byte[] pdfData = stream.ToArray(); // Connect to the database and insert the PDF data string connectionString = "your_connection_string_here"; SqlConnection connection = new SqlConnection(connectionString); SqlCommand command = new SqlCommand("INSERT INTO PdfData (Data) VALUES (@Data)", connection); command.Parameters.AddWithValue("@Data", pdfData); connection.Open(); command.ExecuteNonQuery(); connection.Close();

Vishal Joshi · Answer

Hello, There are several third-party libraries available to generate PDF Please check the below article to generate PDF using ironpdf https://www.c-sharpcorner.com/UploadFile/f4f047/generating-pdf-file-using-C-Sharp/ Also, there are libraries called asposepdf, itextsharp etc. Thanks

Jay Krishna Reddy · Answer

There are several ways to convert data into PDF format and save it into a database, depending on the programming language and database management system you are using. Here's a general outline of the steps involved: Convert data into PDF format: Depending on the type of data you have, you may need to use a library or tool to convert it into a PDF file. For example, if you have text data, you can use a library like iText or PDFKit to generate a PDF file from the text. If you have data in a different format, such as an image or HTML, you may need to use a different tool or library to convert it into PDF format. Save the PDF file to a temporary location: Once you have generated the PDF file, save it to a temporary location on your server. This will allow you to manipulate the file before saving it to the database. Open a database connection: Use your programming language and database management system to establish a connection to the database where you want to save the PDF file. Read the PDF file: Use a library or tool to read the PDF file from the temporary location into memory. This will allow you to manipulate the PDF file before saving it to the database. Save the PDF file to the database: Depending on your database management system, you may need to use a specific data type to store the PDF file. For example, you can use a BLOB data type in MySQL or SQL Server to store binary data. Use the appropriate method in your programming language to save the PDF file to the database. Close the database connection: Once you have saved the PDF file to the database, close the database connection. Delete the temporary file: After you have saved the PDF file to the database, delete the temporary file from your server to free up space and maintain security. Overall, the specific implementation details of these steps will depend on the programming language, database management system, and libraries or tools you are using.

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