How to convert a url image to blob in mysql?

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by rollin , in category: MySQL , 14 days ago

How to convert a url image to blob in mysql?

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1 answer

by haylee.mertz , 11 days ago

@rollin 

To convert a URL image to a Blob in MySQL, you can follow these steps:

  1. Retrieve the image from the URL using a programming language like Python, PHP, or JavaScript, etc.
  2. Read the image binary data and store it in a variable.
  3. Establish a connection to the MySQL database using the appropriate programming language library (e.g., MySQL Connector/Python, MySQLi, PDO, etc.).
  4. Prepare an INSERT SQL statement that includes a parameter for the image blob.
  5. Bind the parameter to the image binary data obtained in step 2.
  6. Execute the SQL statement to insert the image blob into the MySQL database.


Here's an example in Python using the MySQL Connector/Python library:

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import mysql.connector
import urllib.request

# Retrieve the image from the URL
url = "https://example.com/image.jpg"
image_data = urllib.request.urlopen(url).read()

# Establish a connection to the MySQL database
cnx = mysql.connector.connect(user='username', password='password',
                              host='127.0.0.1', database='database_name')

# Create a cursor object
cursor = cnx.cursor()

# Prepare the INSERT SQL statement
insert_stmt = "INSERT INTO images (image_blob) VALUES (%s)"

# Bind the image binary data to the parameter
data = (image_data,)

# Execute the SQL statement
cursor.execute(insert_stmt, data)

# Commit the changes
cnx.commit()

# Close the cursor and connection
cursor.close()
cnx.close()


This code assumes you have a table named "images" in your MySQL database with a column named "image_blob" of type BLOB where you want to store the image data. Replace 'username', 'password', '127.0.0.1', 'database_name' with your database credentials and connection details.