chore(deps): update hackage freeze, stackage snapshot and nixpkgs pin

This brings in PostgreSQL 19 beta 1 to start testing against.

.github/workflows/test.yaml

@@ -75,7 +75,7 @@ jobs:
       fail-fast: false
       matrix:
         # Latest version is tested via `coverage` above.
-        pgVersion: [14, 15, 16, 17]
+        pgVersion: [14, 15, 16, 17, 18]
     name: PG ${{ matrix.pgVersion }}
     runs-on: ubuntu-24.04
     defaults:

cabal.project.freeze

@@ -1 +1 @@
-index-state: hackage.haskell.org 2026-06-02T04:24:44Z
+index-state: hackage.haskell.org 2026-07-01T00:00:00Z

default.nix

@@ -52,6 +52,7 @@ let
 
   postgresqlVersions =
     [
+      { name = "pg-19"; postgresql = pkgs.postgresql_19.withPackages (p: [ p.postgis p.pg_safeupdate ]); }
       { name = "pg-18"; postgresql = pkgs.postgresql_18.withPackages (p: [ p.postgis p.pg_safeupdate ]); }
       { name = "pg-17"; postgresql = pkgs.postgresql_17.withPackages (p: [ p.postgis p.pg_safeupdate ]); }
       { name = "pg-16"; postgresql = pkgs.postgresql_16.withPackages (p: [ p.postgis p.pg_safeupdate ]); }

flake.lock

@@ -2,11 +2,11 @@
   "nodes": {
     "nixpkgs": {
       "locked": {
-        "lastModified": 1780336545,
+        "lastModified": 1782918843,
-        "narHash": "sha256-vhVhuXzFrIOfcssC/9hDHx7MHzDKjF3keHuREOQqQiQ=",
+        "narHash": "sha256-ETYnV9U7Sr+A45dohzZdfCZKOss4qrTkO+wgNZNvEc0=",
         "owner": "nixos",
         "repo": "nixpkgs",
-        "rev": "4df1b885d76a54e1aa1a318f8d16fd6005b6401f",
+        "rev": "e8273b29fe1390ec8d4603f2477357555291432e",
         "type": "github"
       },
       "original": {

src/PostgREST/Config/PgVersion.hs

@@ -5,6 +5,7 @@ module PostgREST.Config.PgVersion
   , minimumPgVersion
   , pgVersion150
   , pgVersion180
+  , pgVersion190
   ) where
 
 import qualified Data.Aeson as JSON
@@ -34,3 +35,6 @@ pgVersion150 = PgVersion 150000 "15.0" "15.0"
 
 pgVersion180 :: PgVersion
 pgVersion180 = PgVersion 180000 "18.0" "18.0"
+
+pgVersion190 :: PgVersion
+pgVersion190 = PgVersion 190000 "19.0" "19.0"

stack.yaml

@@ -1,5 +1,5 @@
 # When updating, update GHC version in .github/workflows/build.yaml as well.
-resolver: lts-24.43 # 2026-05-29, GHC 9.10.3
+resolver: lts-24.48 # 2026-06-30, GHC 9.10.3
 
 nix:
   packages:

stack.yaml.lock

@@ -55,7 +55,7 @@ packages:
     hackage: warp-3.4.13
 snapshots:
 - completed:
-    sha256: 3c412a7c13dba6d3d808455a458e0776c58b6cf99b8a7961a2f5e55589d6f1d6
+    sha256: 3286bb954fe0e7e0291ca61fac01a689b7165da9d7e8ba3c3a045be989c860fd
-    size: 729011
+    size: 732677
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/24/43.yaml
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/lts/24/48.yaml
-  original: lts-24.43
+  original: lts-24.48

test/io/test_io.py

@@ -2056,11 +2056,7 @@ def test_db_pre_config_with_pg_reserved_words(defaultenv):
 
     with run(env=env, no_startup_stdout=False, wait_for=None) as postgrest:
         output = postgrest.read_stdout(nlines=8)
-        assert any(
+        assert any("function select() does not exist" in line for line in output)
-            'Failed to query database settings for the config parameters.{"code":"42883","details":null,"hint":"No function matches the given name and argument types. You might need to add explicit type casts.","message":"function select() does not exist"}'
-            in line
-            for line in output
-        )
 
 
 def test_server_timing_transaction_duration_with_role_statement_timeout(

test/spec/Feature/Query/EmbedDisambiguationSpec.hs

@@ -365,7 +365,7 @@ spec withConfig = withConfig baseCfg $
     context "tables with self reference foreign keys" $ do
       context "one self reference foreign key" $ do
         it "embeds parents recursively" $
-          get "/family_tree?id=in.(3,4)&select=id,parent(id,name,parent(*))" `shouldRespondWith`
+          get "/family_tree?id=in.(3,4)&select=id,parent(id,name,parent(*))&order=id" `shouldRespondWith`
             [json|[
               { "id": "3", "parent": { "id": "1", "name": "Parental Unit", "parent": null } },
               { "id": "4", "parent": { "id": "2", "name": "Kid One", "parent": { "id": "1", "name": "Parental Unit", "parent": null } } }
@@ -390,7 +390,7 @@ spec withConfig = withConfig baseCfg $
             }]|] { matchHeaders = [matchContentTypeJson] }
 
         it "embeds parent and then embeds children on a view" $
-          get "/job?select=id,parent_id(*),children:job!parent_id(id,parent_id)" `shouldRespondWith`
+          get "/job?select=id,parent_id(*),children:job!parent_id(id,parent_id)&order=id" `shouldRespondWith`
             [json|[
               {
                 "id": 1,
@@ -527,13 +527,13 @@ spec withConfig = withConfig baseCfg $
     context "embedding with col as a target doesn't consider views" $ do
       -- https://github.com/PostgREST/postgrest/issues/1643
       it "works with self reference both ways(m2o and o2m)" $ do
-        get "/test?select=id,parent_id,parent:parent_id(id)" `shouldRespondWith`
+        get "/test?select=id,parent_id,parent:parent_id(id)&order=id" `shouldRespondWith`
           [json| [
             { "id": 1, "parent_id": null, "parent": null },
             { "id": 2, "parent_id": 1, "parent": { "id": 1 } }
           ] |]
           { matchHeaders = [matchContentTypeJson] }
-        get "/test?select=id,parent_id,childs:test(id)" `shouldRespondWith`
+        get "/test?select=id,parent_id,childs:test(id)&order=id" `shouldRespondWith`
           [json| [
             { "id": 1, "parent_id": null, "childs": [ { "id": 2 } ] },
             { "id": 2, "parent_id": 1, "childs": [] }

test/spec/Feature/Query/JsonOperatorSpec.hs

@@ -5,11 +5,13 @@ import Test.Hspec
 import Test.Hspec.Wai
 import Test.Hspec.Wai.JSON
 
+import PostgREST.Config.PgVersion (PgVersion, pgVersion190)
+
 import Protolude  hiding (get)
 import SpecHelper
 
-spec :: SpecWithConfig
+spec :: PgVersion -> SpecWithConfig
-spec withConfig = withConfig baseCfg $ describe "json and jsonb operators" $ do
+spec actualPgVersion withConfig = withConfig baseCfg $ describe "json and jsonb operators" $ do
   context "Shaping response with select parameter" $ do
     it "obtains a json subfield one level with casting" $
       get "/complex_items?id=eq.1&select=settings->>foo::json" `shouldRespondWith`
@@ -67,15 +69,27 @@ spec withConfig = withConfig baseCfg $ describe "json and jsonb operators" $ do
     it "fails when a double arrow ->> is followed with a single arrow ->" $ do
       get "/json_arr?select=data->>c->1"
         `shouldRespondWith`
-        [json|
+        (if actualPgVersion < pgVersion190 then
-          {"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.",
+          [json|
-           "details":null,"code":"42883","message":"operator does not exist: text -> integer"} |]
+            {"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.",
+             "details":null,"code":"42883","message":"operator does not exist: text -> integer"} |]
+         else
+          [json|
+            {"hint":"You might need to add explicit type casts.","details":"No operator of that name accepts the given argument types.",
+             "code":"42883","message":"operator does not exist: text -> integer"} |]
+        )
         { matchStatus  = 404 , matchHeaders = [] }
       get "/json_arr?select=data->>c->b"
         `shouldRespondWith`
-        [json|
+        (if actualPgVersion < pgVersion190 then
-          {"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.",
+          [json|
-           "details":null,"code":"42883","message":"operator does not exist: text -> unknown"} |]
+            {"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.",
+             "details":null,"code":"42883","message":"operator does not exist: text -> unknown"} |]
+         else
+          [json|
+            {"hint":"You might need to add explicit type casts.","details":"No operator of that name accepts the given argument types.",
+             "code":"42883","message":"operator does not exist: text -> unknown"} |]
+        )
         { matchStatus  = 404 , matchHeaders = [] }
 
     context "with array index" $ do

test/spec/Feature/Query/QuerySpec.hs

@@ -7,11 +7,13 @@ import Test.Hspec          hiding (pendingWith)
 import Test.Hspec.Wai
 import Test.Hspec.Wai.JSON
 
+import PostgREST.Config.PgVersion (PgVersion, pgVersion190)
+
 import Protolude  hiding (get)
 import SpecHelper
 
-spec :: SpecWithConfig
+spec :: PgVersion -> SpecWithConfig
-spec withConfig = withConfig baseCfg $ do
+spec actualPgVersion withConfig = withConfig baseCfg $ do
 
   describe "Querying a table with a column called count" $
     it "should not confuse count column with pg_catalog.count aggregate" $
@@ -1651,14 +1653,17 @@ spec withConfig = withConfig baseCfg $ do
     -- verifies we don't panic or add inappropriate SQL to the filters.
     it "fails safely on user trying to use ilike operator on data reps column" $
       get "/datarep_todos?select=id,name&label_color=ilike.#*100" `shouldRespondWith`
-        [json|
+        (if actualPgVersion < pgVersion190 then
-          {"code":"42883","details":null,"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.","message":"operator does not exist: public.color ~~* unknown"}
+          [json|
-        |]
+            {"code":"42883","details":null,"hint":"No operator matches the given name and argument types. You might need to add explicit type casts.","message":"operator does not exist: public.color ~~* unknown"}
+          |]
+         else
+          [json|
+            {"code":"42883","details":"No operator of that name accepts the given argument types.","hint":"You might need to add explicit type casts.","message":"operator does not exist: public.color ~~* unknown"}
+          |]
+        )
         { matchStatus  = 404
-        , matchHeaders = [
+        , matchHeaders = [ matchContentTypeJson ]
-            "Content-Length" <:> "200",
-            matchContentTypeJson
-          ]
         }
 
   context "searching for an empty string" $ do

test/spec/Main.hs

@@ -140,7 +140,7 @@ main = do
         , ("Feature.Query.EmbedInnerJoinSpec"                  , Feature.Query.EmbedInnerJoinSpec.spec)
         , ("Feature.Query.ErrorSpec"                           , Feature.Query.ErrorSpec.spec)
         , ("Feature.Query.InsertSpec"                          , Feature.Query.InsertSpec.spec)
-        , ("Feature.Query.JsonOperatorSpec"                    , Feature.Query.JsonOperatorSpec.spec)
+        , ("Feature.Query.JsonOperatorSpec"                    , Feature.Query.JsonOperatorSpec.spec actualPgVersion)
         , ("Feature.Query.NullsStripSpec"                      , Feature.Query.NullsStripSpec.spec)
         , ("Feature.Query.PgSafeUpdateSpec.disabledSpec"       , Feature.Query.PgSafeUpdateSpec.disabledSpec)
         , ("Feature.Query.PlanSpec.disabledSpec"               , Feature.Query.PlanSpec.disabledSpec)
@@ -149,7 +149,7 @@ main = do
         , ("Feature.Query.Preferences.MaxAffectedSpec"         , Feature.Query.Preferences.MaxAffectedSpec.spec)
         , ("Feature.Query.Preferences.TimezoneSpec.enabledSpec", Feature.Query.Preferences.TimezoneSpec.enabledSpec)
         , ("Feature.Query.QueryLimitedSpec"                    , Feature.Query.QueryLimitedSpec.spec)
-        , ("Feature.Query.QuerySpec"                           , Feature.Query.QuerySpec.spec)
+        , ("Feature.Query.QuerySpec"                           , Feature.Query.QuerySpec.spec actualPgVersion)
         , ("Feature.Query.RangeSpec"                           , Feature.Query.RangeSpec.spec)
         , ("Feature.Query.RawOutputTypesSpec"                  , Feature.Query.RawOutputTypesSpec.spec)
         , ("Feature.Query.RelatedQueriesSpec"                  , Feature.Query.RelatedQueriesSpec.spec)