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Make costly bulk call query optional

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Bulk Call should be used by specifying
the `Prefer: params=multiple-objects` header.
This commit is contained in:
steve-chavez
2019-09-11 12:01:41 -05:00
committed by Steve Chávez
parent b077974ebc
commit e044488f73
9 changed files with 117 additions and 72 deletions
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src/PostgREST/App.hs
+5 -4
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@@ -91,7 +91,7 @@ postgrest conf refDbStructure pool getTime worker =
(Just RawJSON{}, Just cls) -> cls
_ -> S.empty
proc = case iTarget apiRequest of
TargetProc qi _ -> findProc qi cols (iPreferSingleObjectParameter apiRequest) $ dbProcs dbStructure
TargetProc qi _ -> findProc qi cols (iPreferParameters apiRequest == Just SingleObject) $ dbProcs dbStructure
_ -> Nothing
handleReq = runWithClaims conf eClaims (app dbStructure proc cols conf) apiRequest
txMode = transactionMode proc (iAction apiRequest)
@@ -280,10 +280,11 @@ app dbStructure proc cols conf apiRequest =
Left errorResponse -> return errorResponse
Right ((q, cq), bField) -> do
let
pq = requestToCallProcQuery qi (specifiedProcArgs cols proc) returnsScalar $
iPreferSingleObjectParameter apiRequest
preferParams = iPreferParameters apiRequest
pq = requestToCallProcQuery qi (specifiedProcArgs cols proc) returnsScalar preferParams
stm = callProcStatement returnsScalar pq q cq shouldCount (contentType == CTSingularJSON)
(contentType == CTTextCSV) (contentType `elem` rawContentTypes) bField (pgVersion dbStructure)
(contentType == CTTextCSV) (contentType `elem` rawContentTypes) (preferParams == Just MultipleObjects)
bField (pgVersion dbStructure)
row <- H.statement (toS $ pjRaw pJson) stm
let (tableTotal, queryTotal, body, gucHeaders) = row
(status, contentRange) = rangeStatusHeader topLevelRange queryTotal tableTotal