2 Commits

Author	SHA1	Message	Date
Shen Li	e3597b6548	Add Datum.IsNull() fucntion (#1298) ... Add IsNull function for Datum to simplify null check.	2016-06-07 23:35:25 +08:00
Ewan Chou	a71005710f	plan: merge 'optimizer/plan' and 'optimizer' into one package. (#1300)	2016-06-07 20:49:05 +08:00