Is not null in sql?

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Explain what is a database?

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First round ------------------- - Procedure - Packages - Views - Virtual tables - Can we use dcl with in function? - Joins and few scenarios - Triggers and its type - Pragma, type and its functionality - How to create db link in oracle - Materialized view - How to find duplicate values from table? - Cursor and its functionality - Write a script to display friday and its date from a entire year. - Exception Handling Second round ------------------------ Gave a scenario like. Need to write a function to perform. When user try to change a password. It must not be last five password and a given password can be combination of characters, symbols, upper and lower case.

0 Answers   Prodapt,

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Why primary key is required?

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What is the purpose of the sql select top clause?

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what is the difference between implicit conversions and explicit conversions?

2 Answers  

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How do you truncate?

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what is difference between decode and case function?

2 Answers  

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What is TABLE SPACE?

4 Answers   ABB, TCS,

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Display the total debit counts, total credit counts, sum of total debits, sum of total credits from an employee's transaction table (a single table) containing the following columns. Transaction_number Transaction_amount Transaction_date Transaction_type --> tells if the amount is a credit or a debit. As the query alone is important, the table is left with specifying just the field's name. Pls help me with this query.

3 Answers   iNautix, Oracle,

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explain the advantages and disadvantages of stored procedure? : Sql dba

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What is the use of prepared statement?

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