DROP TABLE IF EXISTS table_for_rename; CREATE TABLE table_for_rename ( date Date, key UInt64, value1 String, value2 String, value3 String ) ENGINE = MergeTree() PARTITION BY date ORDER BY key; INSERT INTO table_for_rename SELECT toDate('2019-10-01') + number % 3, number, toString(number), toString(number), toString(number) from numbers(9); SELECT value1 FROM table_for_rename WHERE key = 1; ALTER TABLE table_for_rename RENAME COLUMN value1 to renamed_value1; SELECT renamed_value1 FROM table_for_rename WHERE key = 1; SELECT * FROM table_for_rename WHERE key = 1 FORMAT TSVWithNames; ALTER TABLE table_for_rename RENAME COLUMN value3 to value2; --{serverError DUPLICATE_COLUMN} ALTER TABLE table_for_rename RENAME COLUMN value3 TO r1, RENAME COLUMN value3 TO r2; --{serverError BAD_ARGUMENTS} ALTER TABLE table_for_rename RENAME COLUMN value3 TO r1, RENAME COLUMN r1 TO value1; --{serverError NOT_IMPLEMENTED} ALTER TABLE table_for_rename RENAME COLUMN value2 TO renamed_value2, RENAME COLUMN value3 TO renamed_value3; SELECT renamed_value2, renamed_value3 FROM table_for_rename WHERE key = 7; SELECT * FROM table_for_rename WHERE key = 7 FORMAT TSVWithNames; ALTER TABLE table_for_rename RENAME COLUMN value100 to renamed_value100; --{serverError NOT_FOUND_COLUMN_IN_BLOCK} ALTER TABLE table_for_rename RENAME COLUMN IF EXISTS value100 to renamed_value100; DROP TABLE IF EXISTS table_for_rename;