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Select distinct column 1, column 2 from table name ; and select column 1, column 2 from tablename;
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Given an array containing n distinct integers in the range [0,n](inclusive of both 0 and n). Find and return number not in range
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Functions and Methods are similar in many ways in Python, though Methods have two distinct difference, can you explain them!?
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1 Odpowiedź
Why we need to add all ORDER BY column names in SELECT clause when we are using DISTINCT in SELECT?
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PLEASE HELP! SQL insert into, deleting duplicate rows that have some matching info and same ID
2 głosów
1 Odpowiedź
I have a PHP multiD array like array($arrayA, $arrayB, $arrayA, $arrayC, $arrayC, $arrayA...........)
ho can I get a resulting array which have distinct elements from this array and sorted with the more occurance first like...
array( $arrayA, $arrayB, $arrayC)
because array $arrayA was 3 tumes in first array so it comes first in resulting array.
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3 odpowiedzi
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