mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-18 13:42:02 +00:00
40 lines
1.9 KiB
MySQL
40 lines
1.9 KiB
MySQL
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DROP TABLE IF EXISTS Customers;
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CREATE TABLE Customers
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(
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FirstName Nullable(String),
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LastName String,
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Occupation String,
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Education String,
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Age Nullable(UInt8)
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) ENGINE = Memory;
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INSERT INTO Customers VALUES ('Theodore','Diaz','Skilled Manual','Bachelors',28);
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INSERT INTO Customers VALUES ('Stephanie','Cox','Management abcd defg','Bachelors',33);
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INSERT INTO Customers VALUES ('Peter','Nara','Skilled Manual','Graduate Degree',26);
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INSERT INTO Customers VALUES ('Latoya','Shen','Professional','Graduate Degree',25);
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INSERT INTO Customers VALUES ('Joshua','Lee','Professional','Partial College',26);
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INSERT INTO Customers VALUES ('Edward','Hernandez','Skilled Manual','High School',36);
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INSERT INTO Customers VALUES ('Dalton','Wood','Professional','Partial College',42);
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INSERT INTO Customers VALUES ('Christine','Nara','Skilled Manual','Partial College',33);
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INSERT INTO Customers VALUES ('Cameron','Rodriguez','Professional','Partial College',28);
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INSERT INTO Customers VALUES ('Angel','Stewart','Professional','Partial College',46);
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INSERT INTO Customers VALUES ('Apple','','Skilled Manual','Bachelors',28);
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INSERT INTO Customers VALUES (NULL,'why','Professional','Partial College',38);
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Select '-- test summarize --' ;
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set dialect='kusto';
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Customers | summarize count(), min(Age), max(Age), avg(Age), sum(Age);
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Customers | summarize count(), min(Age), max(Age), avg(Age), sum(Age) by Occupation;
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Customers | summarize countif(Age>40) by Occupation;
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Customers | summarize MyMax = maxif(Age, Age<40) by Occupation;
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Customers | summarize MyMin = minif(Age, Age<40) by Occupation;
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Customers | summarize MyAvg = avgif(Age, Age<40) by Occupation;
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Customers | summarize MySum = sumif(Age, Age<40) by Occupation;
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Customers | summarize dcount(Education, Occupation=='Professional');
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Customers | summarize dcountif(Education, Occupation=='Professional');
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Customers | summarize count() by bin(Age, 10)
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-- The following does not work
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-- arg_max()
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-- arg_min()
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