return ns.String, nil
}

// NullInt64 represents an int64 that may be null.
// NullInt64 implements the [Scanner] interface so
// it can be used as a scan destination, similar to [NullString].
type NullInt64 struct {
	Int64 int64
	Valid bool // Valid is true if Int64 is not NULL
}

// Scan implements the [Scanner] interface.
func (n *NullInt64) Scan(value any) error {
	if value == nil {
		n.Int64, n.Valid = 0, false

	quotaSubsystem            MetricSubsystem = "quota"
	ilmSubsystem              MetricSubsystem = "ilm"
	tierSubsystem             MetricSubsystem = "tier"
	scannerSubsystem          MetricSubsystem = "scanner"
	iamSubsystem              MetricSubsystem = "iam"
	kmsSubsystem              MetricSubsystem = "kms"
	notifySubsystem           MetricSubsystem = "notify"
	lambdaSubsystem           MetricSubsystem = "lambda"

	db := newTestDB(t, "people")
	defer closeDB(t, db)

	type Str string
	var scanned Str

	err := db.QueryRow("SELECT|people|name|name=?", "Alice").Scan(&scanned)
	if err != nil {
		t.Fatal(err)
	}
	expected := Str("Alice")
	if scanned != expected {
		t.Errorf("expected %+v, got %+v", expected, scanned)
	}
}

func BenchmarkConcurrentDBExec(b *testing.B) {
	b.ReportAllocs()

		UserAgent:  "Internal: [Replication]",
		Host:       globalLocalNodeName,
	})

	// re-queue failures once more - keep a retry count to avoid flooding the queue if
	// the target site is down. Leave it to scanner to catch up instead.
	if rinfos.ReplicationStatus() != replication.Completed {
		ri.OpType = replication.HealReplicationType
		ri.EventType = ReplicateMRF

		}
		err = &NoGoError{Package: p}
	}

	// Take only the first error from a scanner.ErrorList. PackageError only
	// has room for one position, so we report the first error with a position
	// instead of all of the errors without a position.
	var pos string
	var isScanErr bool
	if scanErr, ok := err.(scanner.ErrorList); ok && len(scanErr) > 0 {
		isScanErr = true // For stack push/pop below.

	// values will always be scanned by someone.
	typedmemclr(methodFrameType, methodFrame)
	methodFramePool.Put(methodFrame)

	// See the comment in callReflect.
	runtime.KeepAlive(ctxt)

	// Keep valueRegs alive because it may hold live pointer results.
	// The caller (methodValueCall) has it as a stack object, which is only
	// scanned when there is a reference to it.

	semacquire(&worldsema)
	gp := getg()
	gp.m.preemptoff = reason.String()
	systemstack(func() {
		// Mark the goroutine which called stopTheWorld preemptible so its
		// stack may be scanned.
		// This lets a mark worker scan us while we try to stop the world
		// since otherwise we could get in a mutual preemption deadlock.
		// We must not modify anything on the G stack because a stack shrink

// That is, the package presented is the one that matches the search and is nearest
// the root and lexically first at its level of the hierarchy. The GOROOT tree is
// always scanned in its entirety before GOPATH.
//
// If there is no package specified or matched, the package in the current
// directory is selected, so "go doc Foo" shows the documentation for symbol Foo in
// the current package.
//