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Better test
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parent
9f19a25fb8
commit
f3e3df4593
@ -1,6 +1,10 @@
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[8,9,10]
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[8,9,10]
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['a','b','c']
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['a','b','c']
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CREATE TABLE default.table_for_rename_nested (`date` Date, `key` UInt64, `n.x` Array(UInt32), `n.y` Array(String), `value1` String) ENGINE = MergeTree() PARTITION BY date ORDER BY key SETTINGS index_granularity = 8192
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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
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CREATE TABLE default.table_for_rename_nested (`date` Date, `key` UInt64, `n.renamed_x` Array(UInt32), `n.renamed_y` Array(String), `value1` String) ENGINE = MergeTree() PARTITION BY date ORDER BY key SETTINGS index_granularity = 8192
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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
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7 [8,9,10]
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7 [8,9,10]
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7 ['a','b','c']
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7 ['a','b','c']
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7
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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
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date key n.renamed_x n.renamed_y renamed_value1
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2019-10-01 7 [8,9,10] ['a','b','c'] 7
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@ -4,7 +4,7 @@ CREATE TABLE table_for_rename_nested
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date Date,
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date Date,
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key UInt64,
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key UInt64,
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n Nested(x UInt32, y String),
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n Nested(x UInt32, y String),
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value1 String
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value1 LowCardinality(String) -- column with several files
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)
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)
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ENGINE = MergeTree()
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ENGINE = MergeTree()
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PARTITION BY date
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PARTITION BY date
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@ -30,5 +30,13 @@ ALTER TABLE table_for_rename_nested RENAME COLUMN n.renamed_x TO not_nested_x; -
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-- Currently not implemented
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-- Currently not implemented
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ALTER TABLE table_for_rename_nested RENAME COLUMN n TO renamed_n; --{serverError 48}
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ALTER TABLE table_for_rename_nested RENAME COLUMN n TO renamed_n; --{serverError 48}
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ALTER TABLE table_for_rename_nested RENAME COLUMN value1 TO renamed_value1;
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SELECT renamed_value1 FROM table_for_rename_nested WHERE key = 7;
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SHOW CREATE TABLE table_for_rename_nested;
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SELECT * FROM table_for_rename_nested WHERE key = 7 FORMAT TSVWithNames;
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DROP TABLE IF EXISTS table_for_rename_nested;
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DROP TABLE IF EXISTS table_for_rename_nested;
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