From 3f58ac3e5b2b318b723cfed0dfe998873c60ae25 Mon Sep 17 00:00:00 2001
From: barryhughes <3594411+barryhughes@users.noreply.github.com>
Date: Fri, 4 Aug 2023 09:30:37 -0700
Subject: [PATCH] Remove no-op migration from 8.0.

---
 .../changelog/remove-wc800-hpos-migration     |  5 ++
 .../woocommerce/includes/class-wc-install.php |  3 --
 .../includes/wc-update-functions.php          | 52 -------------------
 3 files changed, 5 insertions(+), 55 deletions(-)
 create mode 100644 plugins/woocommerce/changelog/remove-wc800-hpos-migration

diff --git a/plugins/woocommerce/changelog/remove-wc800-hpos-migration b/plugins/woocommerce/changelog/remove-wc800-hpos-migration
new file mode 100644
index 00000000000..6a0da2a91f5
--- /dev/null
+++ b/plugins/woocommerce/changelog/remove-wc800-hpos-migration
@@ -0,0 +1,5 @@
+Significance: patch
+Type: dev
+Comment: Removes a migration that previously targeted 8.0.0. Nothing to communicate to end-users.
+
+
diff --git a/plugins/woocommerce/includes/class-wc-install.php b/plugins/woocommerce/includes/class-wc-install.php
index bbd391e44cb..7572e0de37f 100644
--- a/plugins/woocommerce/includes/class-wc-install.php
+++ b/plugins/woocommerce/includes/class-wc-install.php
@@ -238,9 +238,6 @@ class WC_Install {
 		'7.7.0' => array(
 			'wc_update_770_remove_multichannel_marketing_feature_options',
 		),
-		'8.0.0' => array(
-			'wc_update_800_delete_stray_order_records',
-		),
 	);
 
 	/**
diff --git a/plugins/woocommerce/includes/wc-update-functions.php b/plugins/woocommerce/includes/wc-update-functions.php
index 7c0cf076272..e29e9510a93 100644
--- a/plugins/woocommerce/includes/wc-update-functions.php
+++ b/plugins/woocommerce/includes/wc-update-functions.php
@@ -2591,55 +2591,3 @@ function wc_update_770_remove_multichannel_marketing_feature_options() {
 	delete_option( 'woocommerce_multichannel_marketing_enabled' );
 	delete_option( 'woocommerce_marketing_overview_welcome_hidden' );
 }
-
-/**
- * Delete posts of type "shop_order_placeholder" with no matching order in the orders table.
- */
-function wc_update_800_delete_stray_order_records() {
-	global $wpdb;
-
-	$orders_table_name = OrdersTableDataStore::get_orders_table_name();
-
-	// phpcs:disable WordPress.DB.PreparedSQL
-
-	$old_max_id = get_option( 'woocommerce_update_800_delete_stray_order_records_last_processed_id', 0 );
-
-	if ( 0 === $old_max_id ) {
-		$suppress            = $wpdb->suppress_errors();
-		$orders_table_exists = $wpdb->get_var( $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $orders_table_name ) ) );
-		$wpdb->suppress_errors( $suppress );
-
-		if ( ! $orders_table_exists ) {
-			return false;
-		};
-	}
-
-	$new_max_id = $wpdb->get_var(
-		$wpdb->prepare(
-			"SELECT MAX(id) FROM (SELECT id FROM $orders_table_name WHERE id > %d ORDER BY id LIMIT 10000) x",
-			$old_max_id
-		)
-	);
-
-	if ( null === $new_max_id ) {
-		delete_option( 'woocommerce_update_800_delete_stray_order_records_last_processed_id' );
-		return false;
-	}
-
-	$wpdb->query(
-		$wpdb->prepare(
-			"DELETE FROM {$wpdb->posts} WHERE post_type = %s AND ID > %d AND ID <= %d AND ID NOT IN (SELECT id FROM $orders_table_name WHERE id > %d AND id <= %d)",
-			'shop_order_placehold',
-			$old_max_id,
-			$new_max_id,
-			$old_max_id,
-			$new_max_id,
-		)
-	);
-
-	// phpcs:enable WordPress.DB.PreparedSQL
-
-	update_option( 'woocommerce_update_800_delete_stray_order_records_last_processed_id', $new_max_id );
-
-	return true;
-}