[Sequoia] how to view the data in the database Sequoiadb type of table fields

[Issue] a detailed description of
how to view the data type table field?

[Solution]
1, can be used "operator -> Function Operation -> Katex the parse error: the Expected '}', GOT 'the EOF' AT End of INPUT: ... {}, {" A ": {" type ": 2 }})
$type reference: http://doc.sequoiadb.com/cn/SequoiaDB-cat_id-1477878020-edition_id-302 2, pay attention to start from v2.8$ type function operation has been replaced, no longer used as a matcher.