diff --git a/src/flex-table.cpp b/src/flex-table.cpp
index 9e9676c53..370499197 100644
--- a/src/flex-table.cpp
+++ b/src/flex-table.cpp
@@ -242,6 +242,18 @@ bool flex_table_t::has_columns_with_expire() const noexcept
                        [](auto const &column) { return column.has_expire(); });
 }
 
+void flex_table_t::prepare(pg_conn_t const &db_connection) const
+{
+    if (has_id_column() && has_columns_with_expire()) {
+        db_connection.exec(build_sql_prepare_get_wkb());
+    }
+}
+
+void flex_table_t::analyze(pg_conn_t const &db_connection) const
+{
+    analyze_table(db_connection, schema(), name());
+}
+
 static void enable_check_trigger(pg_conn_t const &db_connection,
                                  flex_table_t const &table)
 {
@@ -285,7 +297,7 @@ void table_connection_t::start(pg_conn_t const &db_connection, bool append)
         enable_check_trigger(db_connection, table());
     }
 
-    prepare(db_connection);
+    table().prepare(db_connection);
 }
 
 void table_connection_t::stop(pg_conn_t const &db_connection, bool updateable,
@@ -368,19 +380,7 @@ void table_connection_t::stop(pg_conn_t const &db_connection, bool updateable,
     }
 
     log_info("Analyzing table '{}'...", table().name());
-    analyze(db_connection);
-}
-
-void table_connection_t::prepare(pg_conn_t const &db_connection)
-{
-    if (table().has_id_column() && table().has_columns_with_expire()) {
-        db_connection.exec(table().build_sql_prepare_get_wkb());
-    }
-}
-
-void table_connection_t::analyze(pg_conn_t const &db_connection)
-{
-    analyze_table(db_connection, table().schema(), table().name());
+    table().analyze(db_connection);
 }
 
 void table_connection_t::create_id_index(pg_conn_t const &db_connection)
diff --git a/src/flex-table.hpp b/src/flex-table.hpp
index cc15febff..c1278f9f7 100644
--- a/src/flex-table.hpp
+++ b/src/flex-table.hpp
@@ -199,6 +199,10 @@ class flex_table_t
 
     std::size_t num() const noexcept { return m_table_num; }
 
+    void prepare(pg_conn_t const &db_connection) const;
+
+    void analyze(pg_conn_t const &db_connection) const;
+
 private:
     /// The schema this table is in
     std::string m_schema;
@@ -270,10 +274,6 @@ class table_connection_t
 
     flex_table_t const &table() const noexcept { return *m_table; }
 
-    void prepare(pg_conn_t const &db_connection);
-
-    void analyze(pg_conn_t const &db_connection);
-
     void create_id_index(pg_conn_t const &db_connection);
 
     /**
diff --git a/src/output-flex.cpp b/src/output-flex.cpp
index daccd60fd..510746be0 100644
--- a/src/output-flex.cpp
+++ b/src/output-flex.cpp
@@ -1266,8 +1266,8 @@ output_flex_t::output_flex_t(output_flex_t const *other,
   m_select_relation_members(other->m_select_relation_members)
 {
     for (auto &table : *m_tables) {
-        auto &tc = m_table_connections.emplace_back(&table, m_copy_thread);
-        tc.prepare(m_db_connection);
+        table.prepare(m_db_connection);
+        m_table_connections.emplace_back(&table, m_copy_thread);
     }
 
     for (auto &expire_output : *m_expire_outputs) {
@@ -1514,7 +1514,7 @@ void output_flex_t::reprocess_marked()
         for (auto &table : m_table_connections) {
             if (table.table().matches_type(osmium::item_type::way) &&
                 table.table().has_id_column()) {
-                table.analyze(m_db_connection);
+                table.table().analyze(m_db_connection);
                 table.create_id_index(m_db_connection);
             }
         }