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-rw-r--r--lib/ur/basis.urs6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/ur/basis.urs b/lib/ur/basis.urs
index 73ee8e2b..f21faf38 100644
--- a/lib/ur/basis.urs
+++ b/lib/ur/basis.urs
@@ -474,6 +474,12 @@ val sql_is_null : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
-> sql_exp tables agg exps (option t)
-> sql_exp tables agg exps bool
+val sql_coalesce : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
+ -> t ::: Type
+ -> sql_exp tables agg exps (option t)
+ -> sql_exp tables agg exps t
+ -> sql_exp tables agg exps t
+
val sql_if_then_else : tables ::: {{Type}} -> agg ::: {{Type}} -> exps ::: {Type}
-> t ::: Type
-> sql_exp tables agg exps bool