q)\s
4i
q).z.k
2014.10.04
q).z.K
3.2
q)meta gtrade
c | t f a
-----| -----
sym | s g
price| f
size | j
q)\ts select size wavg price by sym from gtrade
671 242224288
q)\ts select size wavg price by sym from gtrade where sym in exec distinct sym from trade
199 67110272
q)(select size wavg price by sym from gtrade)~select size wavg price by sym from gtrade where sym in exec distinct sym from trade
1b