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refactor: make Junction non-recursive (#1818)

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Also Cardinality now includes a Junction or ConstraintName
This commit is contained in:
Steve Chavez
2021-04-16 13:12:58 -05:00
committed by GitHub
parent 1f206a560b
commit 698bfe6e7b
5 changed files with 101 additions and 113 deletions
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src/PostgREST/Query/QueryBuilder.hs
+3 -3
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@@ -53,10 +53,10 @@ readRequestToQuery (Node (Select colSelects mainQi tblAlias implJoins logicFores
(joins, selects) = foldr getJoinsSelects ([],[]) forest
getJoinsSelects :: ReadRequest -> ([H.Snippet], [H.Snippet]) -> ([H.Snippet], [H.Snippet])
getJoinsSelects rr@(Node (_, (name, Just Relation{relType=relTyp,relTable=Table{tableName=table}}, alias, _, _)) _) (j,s) =
getJoinsSelects rr@(Node (_, (name, Just Relation{relCardinality=card,relTable=Table{tableName=table}}, alias, _, _)) _) (j,s) =
let subquery = readRequestToQuery rr in
case relTyp of
M2O ->
case card of
M2O _ ->
let aliasOrName = fromMaybe name alias
localTableName = pgFmtIdent $ table <> "_" <> aliasOrName
sel = H.sql ("row_to_json(" <> localTableName <> ".*) AS " <> pgFmtIdent aliasOrName)