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https://github.com/ClickHouse/ClickHouse.git
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80 lines
2.0 KiB
SQL
80 lines
2.0 KiB
SQL
set allow_experimental_variant_type=1;
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create table test (v1 Variant(String, UInt64, Array(UInt32)), v2 Variant(String, UInt64, Array(UInt32))) engine=Memory;
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insert into test values (42, 42);
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insert into test values (42, 43);
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insert into test values (43, 42);
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insert into test values ('abc', 'abc');
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insert into test values ('abc', 'abd');
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insert into test values ('abd', 'abc');
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insert into test values ([1,2,3], [1,2,3]);
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insert into test values ([1,2,3], [1,2,4]);
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insert into test values ([1,2,4], [1,2,3]);
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insert into test values (NULL, NULL);
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insert into test values (42, 'abc');
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insert into test values ('abc', 42);
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insert into test values (42, [1,2,3]);
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insert into test values ([1,2,3], 42);
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insert into test values (42, NULL);
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insert into test values (NULL, 42);
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insert into test values ('abc', [1,2,3]);
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insert into test values ([1,2,3], 'abc');
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insert into test values ('abc', NULL);
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insert into test values (NULL, 'abc');
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insert into test values ([1,2,3], NULL);
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insert into test values (NULL, [1,2,3]);
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select 'order by v1 nulls first';
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select v1 from test order by v1 nulls first;
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select 'order by v1 nulls last';
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select v1 from test order by v1 nulls last;
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select 'order by v2 nulls first';
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select v2 from test order by v2 nulls first;
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select 'order by v2 nulls last';
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select v2 from test order by v2 nulls last;
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select 'order by v1, v2 nulls first';
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select * from test order by v1, v2 nulls first;
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select 'order by v1, v2 nulls last';
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select * from test order by v1, v2 nulls last;
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select 'order by v2, v1 nulls first';
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select * from test order by v2, v1 nulls first;
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select 'order by v2, v1 nulls last';
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select * from test order by v2, v1 nulls last;
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select 'v1 = v2';
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select v1, v2, v1 = v2 from test order by v1, v2;
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select 'v1 < v2';
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select v1, v2, v1 < v2 from test order by v1, v2;
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select 'v1 <= v2';
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select v1, v2, v1 <= v2 from test order by v1, v2;
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select 'v1 > v2';
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select v1, v2, v1 > v2 from test order by v1, v2;
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select 'v1 >= v2';
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select v1, v2, v2 >= v2 from test order by v1, v2;
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drop table test;
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