func (orderBy OrderBy) MergeClause(clause *Clause) {
	if v, ok := clause.Expression.(OrderBy); ok {
		for i := len(orderBy.Columns) - 1; i >= 0; i-- {
			if orderBy.Columns[i].Reorder {
				orderBy.Columns = orderBy.Columns[i:]
				clause.Expression = orderBy
				return
			}
		}

		copiedColumns := make([]OrderByColumn, len(v.Columns))
		copy(copiedColumns, v.Columns)
		orderBy.Columns = append(copiedColumns, orderBy.Columns...)
	}

	if len(dataUsageInfo.BucketsUsage) == 0 {
		dataUsageInfo.BucketsUsage = make(map[string]BucketUsageInfo, len(dataUsageInfo.BucketSizes))
		for bucket, size := range dataUsageInfo.BucketSizes {
			dataUsageInfo.BucketsUsage[bucket] = BucketUsageInfo{Size: size}
		}
	}

	// For backward compatibility reasons, we need to add this code.
	if len(dataUsageInfo.BucketSizes) == 0 {

		},
	}
	for _, test := range tests {
		t.Run("", func(t *testing.T) {
			gotFields := kvFields(test.input, test.keys)
			if len(gotFields) != len(test.expectedFields) {
				t.Errorf("Expected keys %d, found %d", len(test.expectedFields), len(gotFields))
			}
			found := true
			for _, field := range gotFields {
				_, ok := test.expectedFields[field]
				found = found && ok
			}
			if !found {

	// the server.
	if countErrs(errs, errUnsupportedDisk) == len(errs) {
		return errUnsupportedDisk
	}

	if countErrs(errs, errDiskAccessDenied) == len(errs) {
		return errDiskAccessDenied
	}

	if countErrs(errs, errFileAccessDenied) == len(errs) {
		return errFileAccessDenied
	}

	if countErrs(errs, errDiskNotDir) == len(errs) {
		return errDiskNotDir
	}

        if (this.inputData != null) {
            SMBUtil.writeInt4(dstIndex - getHeaderStart(), dst, inputOffsetOffset);
            final int len = this.inputData.encode(dst, dstIndex);
            SMBUtil.writeInt4(len, dst, inputLengthOffset);
            dstIndex += len;
        } else {
            SMBUtil.writeInt4(0, dst, inputOffsetOffset);
            SMBUtil.writeInt4(0, dst, inputLengthOffset);
        }

    int readSetupWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

        return 0;
    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override

        return 0;
    }

    @Override
    int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {
        return ("TransPeekNamedPipe[" + super.toString() + ",pipeName=" + name + "]");

	}

	pdb.Mux.Lock()
	if len(pdb.Stmts.Keys()) == 0 {
		pdb.Mux.Unlock()
		t.Fatalf("prepared stmt can not be empty")
	}
	pdb.Mux.Unlock()

	pdb.Close()
	pdb.Mux.Lock()
	defer pdb.Mux.Unlock()
	if len(pdb.Stmts.Keys()) != 0 {
		t.Fatalf("prepared stmt should be empty")
	}
}

func (lc Lifecycle) HasActiveRules(prefix string) bool {
	if len(lc.Rules) == 0 {
		return false
	}
	for _, rule := range lc.Rules {
		if rule.Status == Disabled {
			continue
		}

		if len(prefix) > 0 && len(rule.GetPrefix()) > 0 {
			// we can skip this rule if it doesn't match the tested
			// prefix.