mirror of
https://github.com/ClickHouse/ClickHouse.git
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40 lines
3.1 KiB
MySQL
40 lines
3.1 KiB
MySQL
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set allow_experimental_json_type = 1;
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drop table if exists test;
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create table test (json JSON(a UInt32, max_dynamic_paths=2)) engine=Memory;
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insert into test values ('{"a" : 42, "b" : "Hello", "c" : [1, 2, 3], "d" : "2020-01-01", "e" : [{"f" : 42}]}');
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insert into test values ('{"b" : "Hello", "c" : [1, 2, 3], "d" : "2020-01-01", "e" : [{"f" : 42}], "a" : 42}');
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insert into test values ('{"c" : [1, 2, 3], "d" : "2020-01-01", "e" : [{"f" : 42}], "a" : 42, "b" : "Hello"}');
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insert into test values ('{"d" : "2020-01-01", "e" : [{"f" : 42}], "a" : 42, "b" : "Hello", "c" : [1, 2, 3]}');
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insert into test values ('{"e" : [{"f" : 42}], "a" : 42, "b" : "Hello", "c" : [1, 2, 3], "d" : "2020-01-01"}');
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insert into test values ('{"a" : 42}'), ('{"b" : "Hello"}'), ('{"c" : [1, 2, 3]}'), ('{"d" : "2020-01-01"}'), ('{"e" : [{"f" : 42}]}');
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insert into test values ('{"b" : "Hello"}'), ('{"c" : [1, 2, 3]}'), ('{"d" : "2020-01-01"}'), ('{"e" : [{"f" : 42}]}'), ('{"a" : 42}');
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insert into test values ('{"c" : [1, 2, 3]}'), ('{"d" : "2020-01-01"}'), ('{"e" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"b" : "Hello"}');
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insert into test values ('{"d" : "2020-01-01"}'), ('{"e" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"b" : "Hello"}'), ('{"c" : [1, 2, 3]}');
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insert into test values ('{"e" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"b" : "Hello"}'), ('{"c" : [1, 2, 3]}'), ('{"d" : "2020-01-01"}');
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insert into test values ('{"a" : 42}');
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insert into test values ('{"b" : "Hello"}');
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insert into test values ('{"c" : [1, 2, 3]}');
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insert into test values ('{"d" : "2020-01-01"}');
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insert into test values ('{"e" : [{"f" : 42}]}');
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insert into test values ('{"a" : 42, "c" : "Hello", "d" : [1, 2, 3], "e" : "2020-01-01", "b" : [{"f" : 42}]}');
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insert into test values ('{"c" : "Hello", "d" : [1, 2, 3], "e" : "2020-01-01", "b" : [{"f" : 42}], "a" : 42}');
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insert into test values ('{"d" : [1, 2, 3], "e" : "2020-01-01", "b" : [{"f" : 42}], "a" : 42, "c" : "Hello"}');
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insert into test values ('{"e" : "2020-01-01", "b" : [{"f" : 42}], "a" : 42, "c" : "Hello", "d" : [1, 2, 3]}');
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insert into test values ('{"b" : [{"f" : 42}], "a" : 42, "c" : "Hello", "d" : [1, 2, 3], "e" : "2020-01-01"}');
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insert into test values ('{"a" : 42}'), ('{"c" : "Hello"}'), ('{"d" : [1, 2, 3]}'), ('{"e" : "2020-01-01"}'), ('{"b" : [{"f" : 42}]}');
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insert into test values ('{"c" : "Hello"}'), ('{"d" : [1, 2, 3]}'), ('{"e" : "2020-01-01"}'), ('{"b" : [{"f" : 42}]}'), ('{"a" : 42}');
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insert into test values ('{"d" : [1, 2, 3]}'), ('{"e" : "2020-01-01"}'), ('{"b" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"c" : "Hello"}');
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insert into test values ('{"e" : "2020-01-01"}'), ('{"b" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"c" : "Hello"}'), ('{"d" : [1, 2, 3]}');
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insert into test values ('{"b" : [{"f" : 42}]}'), ('{"a" : 42}'), ('{"c" : "Hello"}'), ('{"d" : [1, 2, 3]}'), ('{"e" : "2020-01-01"}');
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insert into test values ('{"a" : 42}');
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insert into test values ('{"c" : "Hello"}');
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insert into test values ('{"d" : [1, 2, 3]}');
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insert into test values ('{"e" : "2020-01-01"}');
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insert into test values ('{"b" : [{"f" : 42}]}');
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select uniqExact(json) from test;
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select count(), json from test group by json order by toString(json);
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drop table test;
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