diff --git a/include/ircd/db/database/logs.h b/include/ircd/db/database/logs.h
index 2657ea37a..364c9445a 100644
--- a/include/ircd/db/database/logs.h
+++ b/include/ircd/db/database/logs.h
@@ -21,12 +21,12 @@ struct ircd::db::database::logs final
 {
 	database *d;
 
-	// Logger
 	void Logv(const rocksdb::InfoLogLevel level, const char *fmt, va_list ap) noexcept override;
 	void Logv(const char *fmt, va_list ap) noexcept override;
 	void LogHeader(const char *fmt, va_list ap) noexcept override;
 
-	logs(database *const &d)
-	:d{d}
-	{}
+	rocksdb::Status Close() noexcept override;
+
+	logs(database *const &d);
+	~logs() noexcept override;
 };
diff --git a/include/ircd/db/database/mergeop.h b/include/ircd/db/database/mergeop.h
index e9e175554..71dd76957 100644
--- a/include/ircd/db/database/mergeop.h
+++ b/include/ircd/db/database/mergeop.h
@@ -25,8 +25,6 @@ struct ircd::db::database::mergeop final
 	bool Merge(const rocksdb::Slice &, const rocksdb::Slice *, const rocksdb::Slice &, std::string *, rocksdb::Logger *) const noexcept override;
 	const char *Name() const noexcept override;
 
-	mergeop(database *const &d, merge_closure merger = nullptr)
-	:d{d}
-	,merger{merger? std::move(merger) : ircd::db::merge_operator}
-	{}
+	mergeop(database *const &d, merge_closure merger = nullptr);
+	~mergeop() noexcept;
 };
diff --git a/ircd/db.cc b/ircd/db.cc
index 01b89d9e5..7c853af6a 100644
--- a/ircd/db.cc
+++ b/ircd/db.cc
@@ -1478,6 +1478,24 @@ noexcept
 // database::logs
 //
 
+ircd::db::database::logs::logs(database *const &d)
+:rocksdb::Logger{}
+,d{d}
+{
+}
+
+ircd::db::database::logs::~logs()
+noexcept
+{
+}
+
+rocksdb::Status
+ircd::db::database::logs::Close()
+noexcept
+{
+	return rocksdb::Status::NotSupported();
+}
+
 static
 ircd::log::facility
 translate(const rocksdb::InfoLogLevel &level)
@@ -1548,6 +1566,23 @@ noexcept
 // database::mergeop
 //
 
+ircd::db::database::mergeop::mergeop(database *const &d,
+                                     merge_closure merger)
+:d{d}
+,merger
+{
+	merger?
+		std::move(merger):
+		ircd::db::merge_operator
+}
+{
+}
+
+ircd::db::database::mergeop::~mergeop()
+noexcept
+{
+}
+
 const char *
 ircd::db::database::mergeop::Name()
 const noexcept