one
This table contains a single row with a single dummy UInt8 column containing the value 0.
This table is used if a SELECT query does not specify the FROM clause.
This is similar to the DUAL table found in other DBMSs.
Example
This table contains a single row with a single dummy UInt8 column containing the value 0.
This table is used if a SELECT query does not specify the FROM clause.
This is similar to the DUAL table found in other DBMSs.
Example