In .u.add, if v had some rows, 0#t dropped the g attr, so the subscri…

…ber could be missing the g attr on a table, impacting queries.

Now .u.add ensures sym has g attr in schema returned to new subscriber.

tick/u.q

@@ -1,3 +1,4 @@
+/2019.06.17 ensure sym has g attr for schema returned to new subscriber
 /2008.09.09 .k -> .q
 /2006.05.08 add
 
@@ -10,7 +11,7 @@ sel:{$[`~y;x;select from x where sym in y]}
 
 pub:{[t;x]{[t;x;w]if[count x:sel[x]w 1;(neg first w)(`upd;t;x)]}[t;x]each w t}
 
-add:{$[(count w x)>i:w[x;;0]?.z.w;.[`.u.w;(x;i;1);union;y];w[x],:enlist(.z.w;y)];(x;$[99=type v:value x;sel[v]y;0#v])}
+add:{$[(count w x)>i:w[x;;0]?.z.w;.[`.u.w;(x;i;1);union;y];w[x],:enlist(.z.w;y)];(x;$[99=type v:value x;sel[v]y;@[0#v;`sym;`g#]])}
 
 sub:{if[x~`;:sub[;y]each t];if[not x in t;'x];del[x].z.w;add[x;y]}