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-rw-r--r--lib/basis.urs5
1 files changed, 5 insertions, 0 deletions
diff --git a/lib/basis.urs b/lib/basis.urs
index f5bfa740..672153b6 100644
--- a/lib/basis.urs
+++ b/lib/basis.urs
@@ -221,6 +221,11 @@ val delete : fields ::: {Type}
-> sql_exp [T = fields] [] [] bool
-> dml
+(*** Sequences *)
+
+type sql_sequence
+val nextval : sql_sequence -> transaction int
+
(** XML *)