diff --git a/postgres.cc b/postgres.cc
index 52b01bb..c187326 100644
--- a/postgres.cc
+++ b/postgres.cc
@@ -300,6 +300,7 @@ schema_pqxx::schema_pqxx(std::string &conninfo, bool no_catalog) : c(conninfo)
     "AND NOT mz_functions.name like 'mz_%_oid' " // common "does not exist" errors
     "AND mz_functions.name <> 'mz_global_id_to_name' " // common "does not exist" errors
     "AND mz_functions.name <> 'date_bin_hopping' " // the date_bin_hopping function is not supported
+    "AND mz_functions.name <> 'generate_series' " // out of memory on large data sets
     "AND NOT (" + procedure_is_aggregate + " or " + procedure_is_window + ") ");
 
   for (auto row : r) {