Answer Posted / prasi

select distinct(names) from employees;

Can we use join in subquery?

1150

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How do you know if a relationship is 2nf?

994

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Explain architecture of sql server notification services?

1109

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Under what condition it is possible to have a page level lock and row lock at the same time for a query? : Transact sql

1043

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What is mutating sql table?

1160

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What is difference between mysql and postgresql?

1234

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What is the reports view in oracle sql developer?

1042

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What is serial sql?

1041

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How many types of relationship are there?

1082

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How do I truncate a word?

1161

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Why is a trigger used?

992

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What is trigger in flip flop?

1063

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what is the stuff function and how does it differ from the replace function? : Sql dba

1108

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Mention what pl/sql package consists of?

1044

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Can a varchar be a primary key?

1049

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