From the error message, it seems to be complaining that .perm.users.user
does not exist. Can you check if this is the case? The variable needs to
be defined before the first invocation of .z.pg happens.
First, remember that the operations are executed from right to left. For
example side=`B & price <= ask is equivalent to side=(`B & (price <=
ask)). So you are trying to do an AND between a boolean and a symbol
which leads to a type error. You should...
There is some smart logic behind querying partitioned tables. If you
filter on the partition column only, the data is actually not loaded
into memory until you actually do some operations on it. So the first
query doesn't have to load all the data, j...
In reality there is no such thing as a "zero-argument function" in q.
Even if you don't have an argument list and you don't use any of x, y
and z in your function, or if you specify the argument list as , the
function still has one argument. If you...