X contains (y and z and t) The paranthesis are optional above but would help avoid ambiguity when we have
X contains y and z contains t and o Is it: X contains y and (z contains t) and o Or X contains y and (z contains t and o) ?? As you can see the paranthesis help define the containment structure On Sunday, October 1, 2017, Pablo Pazos <[email protected]> wrote: > Hi all, another question about AQL and CONTAINS. > > Most of the AQL samples use just one branch in the FROM clause, like: > > EHR CONTAINS COMPOSITION CONTAINS OBSERVATION. > > I'm wondering what would be the correct FROM notation when more than one > ENTRY is needed. Some examples below. > > SELECT o1/data[...]/.../value, o2/..., .... > FROM > COMPOSITION c [archid] CONTAINS OBSERVATION o1 [archid2], > COMPOSITION c [archid] CONTAINS OBSERVATION o2 [archid3], > COMPOSITION c [archid] CONTAINS OBSERVATION o3 [archid4] > WHERE ... > > > SELECT o1/data[...]/.../value, o2/..., .... > FROM > COMPOSITION c [archid] > CONTAINS OBSERVATION o1 [archid2] AND > CONTAINS OBSERVATION o2 [archid3] AND > CONTAINS OBSERVATION o3 [archid4] > WHERE ... > > > Thanks! > > -- > Ing. Pablo Pazos Gutiérrez > e: [email protected] > <javascript:_e(%7B%7D,'cvml','[email protected]');> > p: +598 99 043 145 > skype: cabolabs > <http://cabolabs.com/> > http://www.cabolabs.com > https://cloudehrserver.com > Subscribe to our newsletter <http://eepurl.com/b_w_tj> >
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