What is the difference between left join and right join?

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What is the use of count (*) in sql?

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I have one table and column is c1 pk, c2 not null,c3 not null and 200 row in it and i add c4 column and value, how can is possible

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if we give update table_name set column_name= default. what will happen? its given in pl sql block.what will hapen?

5 Answers   iFlex,

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What is blind sql injection?

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Explain what is a field in a database and record in a database?

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How would you convert date into julian date format?

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What company owns postgresql?

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What is schema in sql example?

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what is user defined functions? : Sql dba

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How many functions are there in sql?

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what is the command used to fetch first 5 characters of the string? : Sql dba

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