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Always SELECT DISTINCT.

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Richard Newman 2016-07-20 14:25:24 -07:00
parent 6b4f3cb396
commit fbd8c0bfbb
1 changed files with 6 additions and 1 deletions
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7
src/datomish/query.cljc
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@ -23,7 +23,12 @@
(defn context->sql-clause [context]
(merge
{:select (projection/sql-projection context)}
{:select (projection/sql-projection context)
;; Always SELECT DISTINCT, because Datalog is set-based.
;; TODO: determine from schema analysis whether we can avoid
;; the need to do this.
:modifiers [:distinct]}
(clauses/cc->partial-subquery (:cc context))))
(defn context->sql-string [context]