What are the best practices for handling large database dumps in PHP applications?
When handling large database dumps in PHP applications, it's important to optimize memory usage and avoid timeouts. One way to achieve this is by using streaming techniques to read and write data in chunks rather than loading the entire dump into memory at once.
// Example code snippet for handling large database dumps in PHP
// Set appropriate PHP settings for memory and execution time
ini_set('memory_limit', '-1'); // Set memory limit to unlimited
set_time_limit(0); // Set execution time limit to unlimited
// Open a file handle for the database dump
$file = fopen('large_dump.sql', 'r');
// Loop through the file and process data in chunks
while (!feof($file)) {
$chunk = fread($file, 8192); // Read 8KB chunk of data
// Process the chunk of data (e.g., execute SQL queries)
}
// Close the file handle
fclose($file);
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