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Update table.md

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yakov-olkhovskiy 2022-02-08 21:09:52 -05:00 committed by GitHub
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docs/en/sql-reference/statements/create/table.md
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@ -117,7 +117,7 @@ In addition, this column is not substituted when using an asterisk in a SELECT q
`EPHEMERAL expr` `EPHEMERAL expr`
Ephemeral column. Such a column isn't stored in the table and cannot be SELECTed, but can be referenced in the defaults of CREATE statement. Ephemeral column. Such a column isn't stored in the table and cannot be SELECTed, but can be referenced in the defaults of CREATE statement.
Currently SELECT/INSERT invariant is not preserved for this type, i.e. set of fields obtained using `SELECT *` cannot be inserted back into the table using INSERT without specifying the list of columns. INSERT without list of columns will skip such column, so SELECT/INSERT invariant is preserved - the dump obtained using `SELECT *` can be inserted back into the table using INSERT without specifying the list of columns.
### ALIAS {#alias} ### ALIAS {#alias}