q, err := d.Quantity.evalNode(r, tableAlias)
	if err != nil {
		return nil, err
	}
	inferTypeForArithOp(q)
	qty, ok := q.ToFloat()
	if !ok {
		return nil, fmt.Errorf("QUANTITY must be a numeric argument to %s()", sqlFnDateAdd)
	}

	ts, err := d.Timestamp.evalNode(r, tableAlias)
	if err != nil {
		return nil, err
	}
	if err = inferTypeAsTimestamp(ts); err != nil {
		return nil, err
	}

// countErrs - count a specific error.
func countErrs(errs []error, err error) int {
	i := 0
	for _, err1 := range errs {
		if err1 == err || errors.Is(err1, err) {
			i++
		}
	}
	return i
}

// Does all errors indicate we need to initialize all disks?.
func shouldInitErasureDisks(errs []error) bool {
	return countErrs(errs, errUnformattedDisk) == len(errs)
}

	}

	var rhs Value
	var err error
	var eltVal *Value
	switch {
	case e.JPathExpr != nil:
		eltVal, err = e.JPathExpr.evalNode(r, tableAlias)
		if err != nil {
			return nil, err
		}
	case e.ListExpr != nil:
		eltVal, err = e.ListExpr.evalNode(r, tableAlias)
		if err != nil {
			return nil, err
		}
	default:
		return nil, errInvalidASTNode
	}

	// Merely for tracing storage
	path := ""
	if len(versions) > 0 {
		path = versions[0].Name
	}
	errs = make([]error, len(versions))
	ctx, done, err := p.TrackDiskHealth(ctx, storageMetricDeleteVersions, volume, path)
	if err != nil {
		for i := range errs {
			errs[i] = ctx.Err()
		}
		return errs
	}
	defer func() {

		off, length, skipLen, seqNumber, partStart, err = oi.GetDecryptedRange(rs)
		if err != nil {
			return nil, 0, 0, err
		}
		var decSize int64
		decSize, err = oi.DecryptedSize()
		if err != nil {
			return nil, 0, 0, err
		}
		var decRangeLength int64
		decRangeLength, err = rs.GetLength(decSize)
		if err != nil {
			return nil, 0, 0, err
		}

		// We define a closure that performs decryption given

			if err != nil {
				t.Fatalf("Failed to getLatestFileInfo %v", err)
			}

			for j := range partsMetadata {
				if errs[j] != nil {
					t.Fatalf("expected error to be nil: %s", errs[j])
				}
				partsMetadata[j].ModTime = test.modTimes[j]
			}

			tamperedIndex := -1
			switch test._tamperBackend {
			case deletePart:
				for index, err := range test.errs {
					if err != nil {
						continue

		if err := discard(tr.r, tr.curr.physicalRemaining()); err != nil {
			return nil, err
		}
		if _, err := tryReadFull(tr.r, tr.blk[:tr.pad]); err != nil {
			return nil, err
		}
		tr.pad = 0

		hdr, rawHdr, err := tr.readHeader()
		if err != nil {
			return nil, err
		}
		if err := tr.handleRegularFile(hdr); err != nil {
			return nil, err
		}
		format.mayOnlyBe(hdr.Format)

		}
	case config.HealSubSys:
		if _, err := heal.LookupConfig(s[config.HealSubSys][config.Default]); err != nil {
			return err
		}
	case config.ScannerSubSys:
		if _, err := scanner.LookupConfig(s[config.ScannerSubSys][config.Default]); err != nil {
			return err
		}
	case config.EtcdSubSys:
		etcdCfg, err := etcd.LookupConfig(s[config.EtcdSubSys][config.Default], globalRootCAs)
		if err != nil {
			return err

			errs, bucket, object, versionID), err
	}

	readQuorum, _, err := objectQuorumFromMeta(ctx, partsMetadata, errs, er.defaultParityCount)
	if err != nil {
		m, derr := er.deleteIfDangling(ctx, bucket, object, partsMetadata, errs, nil, ObjectOptions{
			VersionID: versionID,
		})
		errs = make([]error, len(errs))
		if derr == nil {
			derr = errFileNotFound
			if versionID != "" {
				derr = errFileVersionNotFound

	respBody, err := client.call(ctx, storageRESTMethodDeleteVersions, values, &buffer, -1)
	defer xhttp.DrainBody(respBody)
	if err != nil {
		if contextCanceled(ctx) {
			err = ctx.Err()
		}
		for i := range errs {
			errs[i] = err
		}
		return errs
	}

	reader, err := waitForHTTPResponse(respBody)
	if err != nil {
		for i := range errs {
			errs[i] = toStorageErr(err)
		}
		return errs
	}