d Date k UInt64 i32 Int32 CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32) ENGINE = MergeTree(d, k, 8192) 2015-01-01 10 42 d Date k UInt64 i32 Int32 dt DateTime CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime) ENGINE = MergeTree(d, k, 8192) 2015-01-01 9 41 1992-01-01 08:00:00 2015-01-01 10 42 0000-00-00 00:00:00 d Date k UInt64 i32 Int32 dt DateTime n.ui8 Array(UInt8) n.s Array(String) CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.ui8` Array(UInt8), `n.s` Array(String)) ENGINE = MergeTree(d, k, 8192) 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] 2015-01-01 9 41 1992-01-01 08:00:00 [] [] 2015-01-01 10 42 0000-00-00 00:00:00 [] [] d Date k UInt64 i32 Int32 dt DateTime n.ui8 Array(UInt8) n.s Array(String) n.d Array(Date) CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.ui8` Array(UInt8), `n.s` Array(String), `n.d` Array(Date)) ENGINE = MergeTree(d, k, 8192) 2015-01-01 7 39 2014-07-14 13:26:50 [10,20,30] ['120','130','140'] ['2000-01-01','2000-01-01','2000-01-03'] 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 9 41 1992-01-01 08:00:00 [] [] [] 2015-01-01 10 42 0000-00-00 00:00:00 [] [] [] d Date k UInt64 i32 Int32 dt DateTime n.ui8 Array(UInt8) n.s Array(String) n.d Array(Date) s String CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.ui8` Array(UInt8), `n.s` Array(String), `n.d` Array(Date), s String) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 [10,20,30] ['asd','qwe','qwe'] ['2000-01-01','2000-01-01','2000-01-03'] 100500 2015-01-01 7 39 2014-07-14 13:26:50 [10,20,30] ['120','130','140'] ['2000-01-01','2000-01-01','2000-01-03'] 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 9 41 1992-01-01 08:00:00 [] [] [] 2015-01-01 10 42 0000-00-00 00:00:00 [] [] [] d Date k UInt64 i32 Int32 dt DateTime n.ui8 Array(UInt8) n.s Array(String) s Int64 CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.ui8` Array(UInt8), `n.s` Array(String), s Int64) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 [10,20,30] ['asd','qwe','qwe'] 100500 2015-01-01 7 39 2014-07-14 13:26:50 [10,20,30] ['120','130','140'] 0 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] 0 2015-01-01 9 41 1992-01-01 08:00:00 [] [] 0 2015-01-01 10 42 0000-00-00 00:00:00 [] [] 0 d Date k UInt64 i32 Int32 dt DateTime n.ui8 Array(UInt8) n.s Array(String) s UInt32 n.d Array(Date) CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.ui8` Array(UInt8), `n.s` Array(String), s UInt32, `n.d` Array(Date)) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 [10,20,30] ['asd','qwe','qwe'] 100500 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 7 39 2014-07-14 13:26:50 [10,20,30] ['120','130','140'] 0 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] 0 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 9 41 1992-01-01 08:00:00 [] [] 0 [] 2015-01-01 10 42 0000-00-00 00:00:00 [] [] 0 [] 2015-01-01 6 38 2014-07-15 13:26:50 [10,20,30] ['asd','qwe','qwe'] 100500 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 7 39 2014-07-14 13:26:50 [10,20,30] ['120','130','140'] 0 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 8 40 2012-12-12 12:12:12 [1,2,3] ['12','13','14'] 0 ['0000-00-00','0000-00-00','0000-00-00'] 2015-01-01 9 41 1992-01-01 08:00:00 [] [] 0 [] 2015-01-01 10 42 0000-00-00 00:00:00 [] [] 0 [] d Date k UInt64 i32 Int32 dt DateTime n.s Array(String) s UInt32 CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, `n.s` Array(String), s UInt32) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 ['asd','qwe','qwe'] 100500 2015-01-01 7 39 2014-07-14 13:26:50 ['120','130','140'] 0 2015-01-01 8 40 2012-12-12 12:12:12 ['12','13','14'] 0 2015-01-01 9 41 1992-01-01 08:00:00 [] 0 2015-01-01 10 42 0000-00-00 00:00:00 [] 0 d Date k UInt64 i32 Int32 dt DateTime s UInt32 CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, s UInt32) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 100500 2015-01-01 7 39 2014-07-14 13:26:50 0 2015-01-01 8 40 2012-12-12 12:12:12 0 2015-01-01 9 41 1992-01-01 08:00:00 0 2015-01-01 10 42 0000-00-00 00:00:00 0 d Date k UInt64 i32 Int32 dt DateTime s UInt32 n.s Array(String) n.d Array(Date) CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, s UInt32, `n.s` Array(String), `n.d` Array(Date)) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 100500 [] [] 2015-01-01 7 39 2014-07-14 13:26:50 0 [] [] 2015-01-01 8 40 2012-12-12 12:12:12 0 [] [] 2015-01-01 9 41 1992-01-01 08:00:00 0 [] [] 2015-01-01 10 42 0000-00-00 00:00:00 0 [] [] d Date k UInt64 i32 Int32 dt DateTime s UInt32 CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt DateTime, s UInt32) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 13:26:50 100500 2015-01-01 7 39 2014-07-14 13:26:50 0 2015-01-01 8 40 2012-12-12 12:12:12 0 2015-01-01 9 41 1992-01-01 08:00:00 0 2015-01-01 10 42 0000-00-00 00:00:00 0 d Date k UInt64 i32 Int32 dt Date s DateTime CREATE TABLE test.alter ( d Date, k UInt64, i32 Int32, dt Date, s DateTime) ENGINE = MergeTree(d, k, 8192) 2015-01-01 6 38 2014-07-15 1970-01-02 06:55:00 2015-01-01 7 39 2014-07-14 0000-00-00 00:00:00 2015-01-01 8 40 2012-12-12 0000-00-00 00:00:00 2015-01-01 9 41 1992-01-01 0000-00-00 00:00:00 2015-01-01 10 42 0000-00-00 0000-00-00 00:00:00