fix

Author: maladetska

src/client/impl/stats/stats.h

@@ -256,6 +256,12 @@ struct TStatCollector {
                 })->Inc();
             }
             if (ExternalRegistry_) {
+                ExternalRegistry_->Counter(
+                    "db.client.operation.errors",
+                    {{"db.system.name", "other_sql"}, {"db.operation.name", operationName}},
+                    "Number of database client operations that failed.",
+                    "{error}"
+                );
                 ExternalRegistry_->Counter(
                     "db.client.operation.requests",
                     {{"db.system.name", "other_sql"}, {"db.operation.name", operationName}},