Add support for configuring the JSON unmarshal function used when querying SELECT_JSON statements.

go.mod

@@ -15,6 +15,7 @@ require (
 
 // used in tests
 require (
+	github.com/bytedance/sonic v1.13.1
 	github.com/google/go-cmp v0.7.0
 	github.com/pkg/profile v1.7.0
 	github.com/shopspring/decimal v1.4.0
@@ -25,6 +26,8 @@ require (
 
 require (
 	filippo.io/edwards25519 v1.1.0 // indirect
+	github.com/bytedance/sonic/loader v0.2.4 // indirect
+	github.com/cloudwego/base64x v0.1.5 // indirect
 	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/felixge/fgprof v0.9.3 // indirect
 	github.com/friendsofgo/errors v0.9.2 // indirect
@@ -35,10 +38,13 @@ require (
 	github.com/jackc/pgpassfile v1.0.0 // indirect
 	github.com/jackc/pgproto3/v2 v2.3.3 // indirect
 	github.com/jackc/pgservicefile v0.0.0-20221227161230-091c0ba34f0a // indirect
+	github.com/klauspost/cpuid/v2 v2.0.9 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/twitchyliquid64/golang-asm v0.15.1 // indirect
 	github.com/volatiletech/inflect v0.0.1 // indirect
 	github.com/volatiletech/randomize v0.0.1 // indirect
 	github.com/volatiletech/strmangle v0.0.1 // indirect
+	golang.org/x/arch v0.0.0-20210923205945-b76863e36670 // indirect
 	golang.org/x/crypto v0.31.0 // indirect
 	golang.org/x/text v0.21.0 // indirect
 	golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1 // indirect

go.sum

@@ -3,9 +3,17 @@ filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
 github.com/Masterminds/semver/v3 v3.1.1 h1:hLg3sBzpNErnxhQtUy/mmLR2I9foDujNK030IGemrRc=
 github.com/Masterminds/semver/v3 v3.1.1/go.mod h1:VPu/7SZ7ePZ3QOrcuXROw5FAcLl4a0cBrbBpGY/8hQs=
+github.com/bytedance/sonic v1.13.1 h1:Jyd5CIvdFnkOWuKXr+wm4Nyk2h0yAFsr8ucJgEasO3g=
+github.com/bytedance/sonic v1.13.1/go.mod h1:o68xyaF9u2gvVBuGHPlUVCy+ZfmNNO5ETf1+KgkJhz4=
+github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=
+github.com/bytedance/sonic/loader v0.2.4 h1:ZWCw4stuXUsn1/+zQDqeE7JKP+QO47tz7QCNan80NzY=
+github.com/bytedance/sonic/loader v0.2.4/go.mod h1:N8A3vUdtUebEY2/VQC0MyhYeKUFosQU6FxH2JmUe6VI=
 github.com/chzyer/logex v1.1.10/go.mod h1:+Ywpsq7O8HXn0nuIou7OrIPyXbp3wmkHB+jjWRnGsAI=
 github.com/chzyer/readline v0.0.0-20180603132655-2972be24d48e/go.mod h1:nSuG5e5PlCu98SY8svDHJxuZscDgtXS6KTTbou5AhLI=
 github.com/chzyer/test v0.0.0-20180213035817-a1ea475d72b1/go.mod h1:Q3SI9o4m/ZMnBNeIyt5eFwwo7qiLfzFZmjNmxjkiQlU=
+github.com/cloudwego/base64x v0.1.5 h1:XPciSp1xaq2VCSt6lF0phncD4koWyULpl5bUxbfCyP4=
+github.com/cloudwego/base64x v0.1.5/go.mod h1:0zlkT4Wn5C6NdauXdJRhSKRlJvmclQ1hhJgA0rcu/8w=
+github.com/cloudwego/iasm v0.2.0/go.mod h1:8rXZaNYT2n95jn+zTI1sDr+IgcD2GVs0nlbbQPiEFhY=
 github.com/cockroachdb/apd v1.1.0 h1:3LFP3629v+1aKXU5Q37mxmRxX/pIu1nijXydLShEq5I=
 github.com/cockroachdb/apd v1.1.0/go.mod h1:8Sl8LxpKi29FqWXR16WEFZRNSz3SoPzUzeMeY4+DwBQ=
 github.com/coreos/go-systemd v0.0.0-20190321100706-95778dfbb74e/go.mod h1:F5haX7vjVVG0kc13fIWeqUViNPyEJxv/OmvnBo0Yme4=
@@ -85,6 +93,9 @@ github.com/jackc/puddle v0.0.0-20190608224051-11cab39313c9/go.mod h1:m4B5Dj62Y0f
 github.com/jackc/puddle v1.1.3/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
 github.com/jackc/puddle v1.3.0/go.mod h1:m4B5Dj62Y0fbyuIc15OsIqK0+JU8nkqQjsgx7dvjSWk=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
+github.com/klauspost/cpuid/v2 v2.0.9 h1:lgaqFMSdTdQYdZ04uHyN2d/eKdOMyi2YLSvlQIBFYa4=
+github.com/klauspost/cpuid/v2 v2.0.9/go.mod h1:FInQzS24/EEf25PyTYn52gqo7WaD8xa0213Md/qVLRg=
+github.com/knz/go-libedit v1.10.1/go.mod h1:MZTVkCWyz0oBc7JOWP3wNAzd002ZbM/5hgShxwh4x8M=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
@@ -138,6 +149,8 @@ github.com/stretchr/testify v1.8.0/go.mod h1:yNjHg4UonilssWZ8iaSj1OCr/vHnekPRkoO
 github.com/stretchr/testify v1.8.1/go.mod h1:w2LPCIKwWwSfY2zedu0+kehJoqGctiVI29o6fzry7u4=
 github.com/stretchr/testify v1.10.0 h1:Xv5erBjTwe/5IxqUQTdXv5kgmIvbHo3QQyRwhJsOfJA=
 github.com/stretchr/testify v1.10.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS4MhqMhdFk5YI=
+github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
 github.com/volatiletech/inflect v0.0.1 h1:2a6FcMQyhmPZcLa+uet3VJ8gLn/9svWhJxJYwvE8KsU=
 github.com/volatiletech/inflect v0.0.1/go.mod h1:IBti31tG6phkHitLlr5j7shC5SOo//x0AjDzaJU1PLA=
 github.com/volatiletech/null/v8 v8.1.2 h1:kiTiX1PpwvuugKwfvUNX/SU/5A2KGZMXfGD0DUHdKEI=
@@ -159,6 +172,8 @@ go.uber.org/tools v0.0.0-20190618225709-2cfd321de3ee/go.mod h1:vJERXedbb3MVM5f9E
 go.uber.org/zap v1.9.1/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.10.0/go.mod h1:vwi/ZaCAaUcBkycHslxD9B2zi4UTXhF60s6SWpuDF0Q=
 go.uber.org/zap v1.13.0/go.mod h1:zwrFLgMcdUuIBviXEYEH1YKNaOBnKXsx2IPda5bBwHM=
+golang.org/x/arch v0.0.0-20210923205945-b76863e36670 h1:18EFjUmQOcUvxNYSkA6jO9VAiXCnxFY6NyDX0bHDmkU=
+golang.org/x/arch v0.0.0-20210923205945-b76863e36670/go.mod h1:5om86z9Hs0C8fWVUuoMHwpExlXzs5Tkyp9hOrfG7pp8=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20190411191339-88737f569e3a/go.mod h1:WFFai1msRO1wXaEeE5yQxYXgSfI8pQAWXbQop6sCtWE=
 golang.org/x/crypto v0.0.0-20190510104115-cbcb75029529/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
@@ -254,3 +269,4 @@ gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.1-2019.2.3/go.mod h1:a3bituU0lyd329TUQxRnasdCoJDkEUEAqEt0JzvZhAg=
+nullprogram.com/x/optparse v1.0.0/go.mod h1:KdyPE+Igbe0jQUrVfMqDMeJQIJZEuyV7pjYmp6pbG50=

qrm/qrm.go

@@ -17,12 +17,19 @@ type Config struct {
 	// to a field in the destination struct.
 	// Does not apply to statements build with SELECT_JSON_OBJ or SELECT_JSON_ARR
 	StrictScan bool
+
+	// JsonUnmarshalFunc is called by the Query method to unmarshal JSON query results created by
+	// SELECT_JSON_OBJ and SELECT_JSON_ARR statements.
+	// It can be replaced with any implementation that matches the standard "encoding/json" `Unmarshal` function signature.
+	// By default, it uses the `Unmarshal` function from Go's standard `encoding/json` package.
+	JsonUnmarshalFunc func(data []byte, v any) error
 }
 
 // GlobalConfig is the package-wide configuration for SQL scanning.
-// This variable should be modified only once, for instance, during application initialization.
+// This variable is not thread safe, and it should be modified only once, for instance, during application initialization.
 var GlobalConfig = Config{
-	StrictScan: false,
+	StrictScan:        false,
+	JsonUnmarshalFunc: json.Unmarshal,
 }
 
 // ErrNoRows is returned by Query when query result set is empty
@@ -116,7 +123,7 @@ func queryJson(ctx context.Context, db Queryable, query string, args []interface
 		return 1, nil
 	}
 
-	err = json.Unmarshal(jsonData, &destPtr)
+	err = GlobalConfig.JsonUnmarshalFunc(jsonData, &destPtr)
 
 	if err != nil {
 		return 1, fmt.Errorf("jet: invalid json, %w", err)

tests/postgres/chinook_db_test.go

@@ -2,6 +2,7 @@ package postgres
 
 import (
 	"context"
+	"github.com/bytedance/sonic"
 	"github.com/go-jet/jet/v2/internal/testutils"
 	"github.com/go-jet/jet/v2/internal/utils/ptr"
 	. "github.com/go-jet/jet/v2/postgres"
@@ -225,10 +226,24 @@ func BenchmarkJoinEverythingJSON(b *testing.B) {
 	}
 }
 
+func BenchmarkJoinEverythingJsonSonic(b *testing.B) {
+	useJsonUnmarshalFunc(sonic.Unmarshal, func() {
+		for i := 0; i < b.N; i++ {
+			testJoinEverythingJSON(b)
+		}
+	})
+}
+
 func TestJoinEverythingJSON(t *testing.T) {
 	testJoinEverythingJSON(t)
 }
 
+func TestJoinEverythingJSONSonic(t *testing.T) {
+	useJsonUnmarshalFunc(sonic.Unmarshal, func() {
+		testJoinEverythingJSON(t)
+	})
+}
+
 func testJoinEverythingJSON(t require.TestingT) {
 
 	manager := Employee.AS("Manager")

tests/postgres/main_test.go

@@ -3,6 +3,7 @@ package postgres
 import (
 	"context"
 	"database/sql"
+	"encoding/json"
 	"fmt"
 	"github.com/go-jet/jet/v2/qrm"
 	"github.com/go-jet/jet/v2/stmtcache"
@@ -108,6 +109,16 @@ func allowUnusedColumns(f func()) {
 	f()
 }
 
+func useJsonUnmarshalFunc(unmarshalJson func(data []byte, v any) error, f func()) {
+	defer func() {
+		qrm.GlobalConfig.JsonUnmarshalFunc = json.Unmarshal
+	}()
+
+	qrm.GlobalConfig.JsonUnmarshalFunc = unmarshalJson
+
+	f()
+}
+
 var loggedSQL string
 var loggedSQLArgs []interface{}
 var loggedDebugSQL string

tests/postgres/northwind_test.go

@@ -1,6 +1,7 @@
 package postgres
 
 import (
+	"github.com/bytedance/sonic"
 	"github.com/go-jet/jet/v2/internal/testutils"
 	. "github.com/go-jet/jet/v2/postgres"
 	"github.com/go-jet/jet/v2/tests/.gentestdata/jetdb/northwind/model"
@@ -110,6 +111,21 @@ func TestNorthwindJoinEverythingJson(t *testing.T) {
 	testNorthwindJoinEverythingJson(t)
 }
 
+func BenchmarkTestNorthwindJoinEverythingSonicJson(b *testing.B) {
+	useJsonUnmarshalFunc(sonic.Unmarshal, func() {
+		for i := 0; i < b.N; i++ {
+			testNorthwindJoinEverythingJson(b)
+		}
+	})
+}
+
+// uncomment when bug is fixed: https://github.com/bytedance/sonic/issues/774
+//func TestNorthwindJoinEverythingJsonSonic(t *testing.T) {
+//	useJsonUnmarshalFunc(sonic.Unmarshal, func() {
+//		testNorthwindJoinEverythingJson(t)
+//	})
+//}
+
 func testNorthwindJoinEverythingJson(t require.TestingT) {
 
 	stmt := SELECT_JSON_ARR(