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« SQL Commands SELECT »

DESCRIBE TABLEedit

This functionality is in beta and is subject to change. The design and code is less mature than official GA features and is being provided as-is with no warranties. Beta features are not subject to the support SLA of official GA features.

Synopsis.

DESCRIBE
    [table identifier | 
    [LIKE pattern]]

single table identifier or double quoted es multi index

SQL LIKE pattern

or

DESC
    [table identifier | 
    [LIKE pattern]]

single table identifier or double quoted es multi index

SQL LIKE pattern

DescriptionDESC and DESCRIBE are aliases to SHOW COLUMNS.

DESCRIBE emp;

       column       |     type      |    mapping
--------------------+---------------+---------------
birth_date          |TIMESTAMP      |DATE
dep                 |STRUCT         |NESTED
dep.dep_id          |VARCHAR        |KEYWORD
dep.dep_name        |VARCHAR        |TEXT
dep.dep_name.keyword|VARCHAR        |KEYWORD
dep.from_date       |TIMESTAMP      |DATE
dep.to_date         |TIMESTAMP      |DATE
emp_no              |INTEGER        |INTEGER
first_name          |VARCHAR        |TEXT
first_name.keyword  |VARCHAR        |KEYWORD
gender              |VARCHAR        |KEYWORD
hire_date           |TIMESTAMP      |DATE
languages           |TINYINT        |BYTE
last_name           |VARCHAR        |TEXT
last_name.keyword   |VARCHAR        |KEYWORD
salary              |INTEGER        |INTEGER
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