[8,9,10]
['a','b','c']
CREATE TABLE default.table_for_rename_nested (`date` Date, `key` UInt64, `n.x` Array(UInt32), `n.y` Array(String), `value1` LowCardinality(String)) ENGINE = MergeTree() PARTITION BY date ORDER BY key SETTINGS index_granularity = 8192
CREATE TABLE default.table_for_rename_nested (`date` Date, `key` UInt64, `n.renamed_x` Array(UInt32), `n.renamed_y` Array(String), `value1` LowCardinality(String)) ENGINE = MergeTree() PARTITION BY date ORDER BY key SETTINGS index_granularity = 8192
7	[8,9,10]
7	['a','b','c']
7
CREATE TABLE default.table_for_rename_nested (`date` Date, `key` UInt64, `n.renamed_x` Array(UInt32), `n.renamed_y` Array(String), `renamed_value1` LowCardinality(String)) ENGINE = MergeTree() PARTITION BY date ORDER BY key SETTINGS index_granularity = 8192
date	key	n.renamed_x	n.renamed_y	renamed_value1
2019-10-01	7	[8,9,10]	['a','b','c']	7