Imports
- golang.org/x/text/encoding/charmap
- golang.org/x/text/encoding/korean
- golang.org/x/text/encoding/japanese
- golang.org/x/text/encoding
- golang.org/x/text/encoding/simplifiedchinese
- golang.org/x/text/encoding/traditionalchinese
- golang.org/x/text/encoding/unicode
- github.com/juju/errors
- github.com/pingcap/tidb/mysql