TableMapEvent 中 ColumnName 获取列名称是空数据。mysql是5.7版本

[baozinihao]

=======TableMapEvent======
TableID: 109
TableID size: 6
Flags: 1
Schema: golang
Table: test
Column count: 5
Column type:
00000000 03 0f 0f 03 03 |.....|
NULL bitmap:
00000000 06 |.|
Signedness bitmap:
Default charset: []
Column charset: []
Set str value: []
Enum str value: []
Column name: []
Geometry type: []
Primary key: []
Primary key prefix: []
Enum/set default charset: []
Enum/set column charset: []
UnsignedMap: map[int]bool(nil)
CollationMap: map[int]uint64(nil)
EnumSetCollationMap: map[int]uint64(nil)
EnumStrValueMap: map[int][]string(nil)
SetStrValueMap: map[int][]string(nil)
GeometryTypeMap: map[int]uint64(nil)
Columns:
<n/a> type=3 unsigned=<n/a> null=no
<n/a> type=15 collation=<n/a> null=yes
<n/a> type=15 collation=<n/a> null=yes
<n/a> type=3 unsigned=<n/a> null=no
<n/a> type=3 unsigned=<n/a> null=no

[afocus]

8.0 too

[dveeden]

Do you have exact versions for both 5.7, 8.0 and the go-mysql version? This might make it easier to reproduce.

What does the same entry look like in mysqlbinlog?

[lance6716]

You can refer to https://dev.mysql.com/blog-archive/more-metadata-is-written-into-binary-log/

[dveeden]

Ah so to reproduce this one needs to set binlog_row_metadata=full?

[xpfo-go]

Ah so to reproduce this one needs to set binlog_row_metadata=full?

I had the same problem, set binlog_row_metadata=full solve this problem. many thanks.

[herouu]

Ah so to reproduce this one needs to set binlog_row_metadata=full?

thanks，setting this resolve it