Delete EDD license activation logs (reference: https://wordpress.org/support/topic/huge-data-records-in-database-from-edd-logs/)

delete-edd-activation-logs.php

<?php

add_action( 'shutdown', function() {

	// If the event is scheduled, don't run anything.
	if ( wp_next_scheduled( 'prefix_remove_license_activation_logs' ) ) {
		return;
	}

	if ( ! function_exists( 'edd_has_upgrade_completed' ) ) {
		require_once EDD_PLUGIN_DIR . 'includes/admin/upgrades/upgrade-functions.php';
	}

	if ( edd_has_upgrade_completed( 'prefix_remove_license_activation_logs' ) ) {
		return;
	}

	// schedule a one time event to begin removing the license activation logs.
	wp_schedule_single_event( time() + MINUTE_IN_SECONDS, 'prefix_remove_license_activation_logs' );
} );

add_action( 'prefix_remove_license_activation_logs', 'prefix_remove_license_activation_logs' );
/**
 * Removes the license activation logs.
 */
function prefix_remove_license_activation_logs() {
	// If the upgrade is already complete, don't run it again.
	if ( edd_has_upgrade_completed( 'prefix_remove_license_activation_logs' ) ) {
		return;
	}

	// If the event is still scheduled, don't run it again.
	if ( wp_next_scheduled( 'prefix_remove_license_activation_logs' ) ) {
		return;
	}

	// If the upgrade function doesn't exist, require the file that has it.
	if ( ! function_exists( 'edd_set_upgrade_complete' ) ) {
		require_once EDD_PLUGIN_DIR . 'includes/admin/upgrades/upgrade-functions.php';
	}
	global $wpdb;
	$query = $wpdb->prepare(
		"SELECT ID FROM $wpdb->posts WHERE post_type = %s AND ( post_title LIKE %s OR post_title LIKE %s )",
		'edd_license_log',
		'%' . __( 'License Activated', 'edd_sl' ) . '%',
		'%' . __( 'License Deactivated', 'edd_sl' ) . '%'
	);

	// Check for one log. If it doesn't exist, the upgrade is complete.
	$logs = $wpdb->get_results( $query . " LIMIT 1" );
	if ( empty( $logs ) ) {
		edd_set_upgrade_complete( 'prefix_remove_license_activation_logs' );
	}

	// Get the first 100 logs and delete them.
	$logs = $wpdb->get_results( $query . " LIMIT 100" );
	foreach ( $logs as $log ) {
		$wpdb->delete( $wpdb->posts, array( 'ID' => $log->ID ) );
		$wpdb->delete( $wpdb->postmeta, array( 'post_id' => $log->ID ) );
	}

	// Schedule another event to remove more logs.
	wp_schedule_single_event( time() + ( MINUTE_IN_SECONDS * 10 ), 'prefix_remove_license_activation_logs' );
}