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toc_priority | toc_title |
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44 | DESCRIBE |
DESCRIBE TABLE Statement
DESC|DESCRIBE TABLE [db.]table [INTO OUTFILE filename] [FORMAT format]
Returns the following String
type columns:
name
— Column name.type
— Column type.default_type
— Clause that is used in default expression (DEFAULT
,MATERIALIZED
orALIAS
). Column contains an empty string, if the default expression isn’t specified.default_expression
— Value specified in theDEFAULT
clause.comment_expression
— Comment text.
Nested data structures are output in “expanded” format. Each column is shown separately, with the name after a dot.