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59 lines
2.8 KiB
SQL
59 lines
2.8 KiB
SQL
-- datatable(Supplier:string, Fruit:string, Price: real, Purchase:datetime)
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-- [
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-- 'Aldi','Apple',4,'2016-09-10',
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-- 'Costco','Apple',2,'2016-09-11',
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-- 'Aldi','Apple',6,'2016-09-10',
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-- 'Costco','Snargaluff',100,'2016-09-12',
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-- 'Aldi','Apple',7,'2016-09-12',
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-- 'Aldi','Snargaluff',400,'2016-09-11',
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-- 'Costco','Snargaluff',104,'2016-09-12',
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-- 'Aldi','Apple',5,'2016-09-12',
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-- 'Aldi','Snargaluff',600,'2016-09-11',
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-- 'Costco','Snargaluff',200,'2016-09-10',
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-- ]
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DROP TABLE IF EXISTS Ledger;
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CREATE TABLE Ledger
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(
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Supplier Nullable(String),
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Fruit String ,
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Price Float64,
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Purchase Date
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) ENGINE = Memory;
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INSERT INTO Ledger VALUES ('Aldi','Apple',4,'2016-09-10'), ('Costco','Apple',2,'2016-09-11'), ('Aldi','Apple',6,'2016-09-10'), ('Costco','Snargaluff',100,'2016-09-12'), ('Aldi','Apple',7,'2016-09-12'), ('Aldi','Snargaluff',400,'2016-09-11'),('Costco','Snargaluff',104,'2016-09-12'),('Aldi','Apple',5,'2016-09-12'),('Aldi','Snargaluff',600,'2016-09-11'),('Costco','Snargaluff',200,'2016-09-10');
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set dialect = 'kusto';
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print '-- extend #1 --';
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Ledger | extend PriceInCents = 100 * Price | take 2;
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print '-- extend #2 --';
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Ledger | extend PriceInCents = 100 * Price | sort by PriceInCents asc | project Fruit, PriceInCents | take 2;
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print '-- extend #3 --';
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Ledger | extend PriceInCents = 100 * Price | sort by PriceInCents asc | project Fruit, PriceInCents | summarize AveragePrice = avg(PriceInCents), Purchases = count() by Fruit | extend Sentence = strcat(Fruit, ' cost ', tostring(AveragePrice), ' on average based on ', tostring(Purchases), ' samples.') | project Sentence;
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print '-- extend #4 --';
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Ledger | extend a = Price | extend b = a | extend c = a, d = b + 500 | extend Pass = bool(b == a and c == a and d == b + 500) | summarize binary_all_and(Pass);
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print '-- extend #5 --';
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Ledger | take 2 | extend strcat(Fruit, ' was purchased from ', Supplier, ' for $', tostring(Price), ' on ', tostring(Purchase)) | extend PriceInCents = 100 * Price;
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print '-- extend #6 --';
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Ledger | extend Price = 100 * Price;
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print '-- extend #7 --';
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print a = 4 | extend a = 5;
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print '-- extend #8 --';
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-- print x = 5 | extend array_sort_desc(range(0, x), range(1, x + 1))
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print '-- extend #9 --';
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print x = 19 | extend = 4 + ; -- { clientError SYNTAX_ERROR }
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print '-- extend #10 --';
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Ledger | extend PriceInCents = * Price | sort by PriceInCents asc | project Fruit, PriceInCents | summarize AveragePrice = avg(PriceInCents), Purchases = count() by Fruit | extend Sentence = strcat(Fruit, ' cost ', tostring(AveragePrice), ' on average based on ', tostring(Purchases), ' samples.') | project Sentence; -- { clientError SYNTAX_ERROR }
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print '-- extend #11 --'; -- should ideally return this in the future: 5 [2,1] because of the alias ex
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print x = 5 | extend ex = array_sort_desc(dynamic([1, 2]), dynamic([3, 4]));
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