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40 lines
757 B
MySQL
40 lines
757 B
MySQL
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drop function if exists dummy;
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create or replace function dummy()
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returns setof text as
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$$
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begin
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return next 'something';
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return;
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end
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$$ language 'plpgsql';
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CREATE FUNCTION dbo.median (@score int)
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RETURNS NUMERIC(20,2)
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AS BEGIN
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DECLARE @MedianScore as NUMERIC(20,2);
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SELECT @MedianScore=
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(
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(SELECT MAX(@score) FROM
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(SELECT TOP 50 PERCENT Score FROM t ORDER BY Score) AS BottomHalf)
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+
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(SELECT MIN(@score) FROM
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(SELECT TOP 50 PERCENT Score FROM t ORDER BY Score DESC) AS TopHalf)
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) / 2 ;
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RETURN(@MedianScore);
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END;
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drop function if exists another_function;
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create or replace function another_function()
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returns setof text as
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$$
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begin
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if 1=0 then
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return 'impossible!';
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end if;
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return next 'something';
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return;
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end
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$$ language 'plpgsql';
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