insert into context(context_id, context_name, parent_id) values (#{item.contextId}, #{item.contextName}, #{parentId}) select context_id contextId, context_name contextName from context where parent_id = #{parentId} select context_id contextId, context_name contextName from context where context_id = #{contextId} insert into context(context_id, context_name, parent_id) values (#{context.contextId}, #{context.contextName}, #{parentId}) update context context_name = #{context.contextName}, where context_id = #{context.contextId} DELETE FROM context WHERE context_id = #{contextId} DELETE FROM context WHERE parent_id = #{parentId}