* Put the derivation outputs in the database. This is useful for the

  garbage collector.

1 files changed, 10 insertions, 0 deletions

diff --git a/src/libstore/schema.sql b/src/libstore/schema.sql
index 1e707ce1f4..682ce5ed7b 100644
--- a/src/libstore/schema.sql
+++ b/src/libstore/schema.sql
@@ -17,6 +17,16 @@ create table if not exists Refs (
 create index if not exists IndexReferrer on Refs(referrer);
 create index if not exists IndexReference on Refs(reference);
 
+create table if not exists DerivationOutputs (
+    drv  integer not null,
+    id   text not null, -- symbolic output id, usually "out"
+    path text not null,
+    primary key (drv, id),
+    foreign key (drv) references ValidPaths(id) on delete cascade
+);
+
+create index if not exists IndexDerivationOutputs on DerivationOutputs(path);
+
 create table if not exists FailedPaths (
     path text primary key not null,
     time integer not null