More ideas from Martin
Note the 4x4 legs are plenty strong to support this 4x6 table without the typical bracing on the lower legs. The 2x4 braces have two 3.5 inch structural screws.

Note the legs are plenty strong to support this table without the typical bracing on the lower legs. The braces have two inch structural screws. I like this idea rather than a streatcher along the bottom. I need room to tuck the chairs on the ends.