is it necessary to write group by and order by clause together

3 Answers   HCL, Wipro,

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Who is the owner of mysql database?

0 Answers  

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how many tupples can insert in 1 second in sql

1 Answers  

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What are records give examples?

0 Answers  

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Explain scalar functions in sql?

0 Answers  

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Can we use distinct and group by together?

0 Answers  

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how to escape special characters in sql statements? : Sql dba

0 Answers  

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What is a primary key called that is made up of more than one field?

0 Answers  

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mail-id table contains two columns(email_id,userid) it contains different types of mail-ids,and no of users. here username length is differ na,(ex- tamil@yahoo.com,joshua@hotmail.com like) now i want to fetch the email-ids only starting from '@' (ex-@gmail.com,@yahoo.com,@hotmail.com

5 Answers  

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what are the differences between binary and varbinary? : Sql dba

0 Answers  

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2. Select A.A from ( select 1 as from dual Union select 1 as from dual)A Full outer join ( select 1 B from dual Union select 2 B from dual)B On A.A=B.B

2 Answers   Fintellix,

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what is datawarehouse? : Sql dba

0 Answers  

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