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15 lines
628 B
Markdown
15 lines
628 B
Markdown
# system.columns
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Contains information about the columns in all tables.
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You can use this table to get information similar to `DESCRIBE TABLE`, but for multiple tables at once.
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```text
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database String - Name of the database the table is located in.
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table String - Table name.
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name String - Column name.
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type String - Column type.
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default_type String - Expression type (DEFAULT, MATERIALIZED, ALIAS) for the default value, or an empty string if it is not defined.
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default_expression String - Expression for the default value, or an empty string if it is not defined.
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```
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