From 671f8da872b0decaf217bd4e4d0119d974b1160d Mon Sep 17 00:00:00 2001
From: Chris Schinnerl <chris@sia.tech>
Date: Tue, 20 Feb 2024 10:19:05 +0100
Subject: [PATCH] stores: add migration to performMigrations

---
 stores/metadata.go   | 6 +++---
 stores/migrations.go | 6 ++++++
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/stores/metadata.go b/stores/metadata.go
index a9636bf75..13f274477 100644
--- a/stores/metadata.go
+++ b/stores/metadata.go
@@ -2689,9 +2689,9 @@ func pruneSlabs(tx *gorm.DB) error {
 	// delete slabs without any associated slices or buffers
 	return tx.Exec(`
 DELETE
-FROM slabs sla
-WHERE NOT EXISTS (SELECT 1 FROM slices sli WHERE sli.db_slab_id = sla.id)
-AND sla.db_buffered_slab_id IS NULL
+FROM slabs
+WHERE NOT EXISTS (SELECT 1 FROM slices WHERE slices.db_slab_id = slabs.id)
+AND slabs.db_buffered_slab_id IS NULL
 `).Error
 }
 
diff --git a/stores/migrations.go b/stores/migrations.go
index bf3916ca4..d89be7ab5 100644
--- a/stores/migrations.go
+++ b/stores/migrations.go
@@ -44,6 +44,12 @@ func performMigrations(db *gorm.DB, logger *zap.SugaredLogger) error {
 				return performMigration(tx, dbIdentifier, "00003_idx_objects_size", logger)
 			},
 		},
+		{
+			ID: "00004_prune_slabs_cascade",
+			Migrate: func(tx *gorm.DB) error {
+				return performMigration(tx, dbIdentifier, "00004_prune_slabs_cascade", logger)
+			},
+		},
 	}
 
 	// Create migrator.