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5

Answers

What are the advantages of VIEW?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:18 AM

2

Answers

What is CYCLE/NO CYCLE in a Sequence?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:18 AM

2

Answers

How to access the current value and next value from a sequence? Is it possible to access the current value in a session before accessing next value?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:17 AM

2

Answers

What is a database link?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:17 AM

1

Answers

If unique key constraint on DATE column is created, will it validate the rows that are inserted with SYSDATE?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:17 AM

2

Answers

How will you activate/deactivate integrity constraints?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:17 AM

2

Answers

Where the integrity constraints are stored in data dictionary?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:16 AM

1

Answers

What are the pre-requisites to modify datatype of a column and to add a column with NOT NULL constraint?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:16 AM

1

Answers

How many LONG columns are allowed in a table? Is it possible to use LONG columns in WHERE clause or ORDER BY?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:16 AM

2

Answers

What is difference between CHAR and VARCHAR2? What is the maximum SIZE allowed for each type?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:16 AM

3

Answers

What are the data types allowed in a table?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:15 AM

1

Answers

What is ON DELETE CASCADE?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:15 AM

1

Answers

What is the usage of SAVEPOINTS?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:14 AM

1

Answers

What is referential integrity constraint?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:14 AM

1

Answers

What is an integrity constraint?

Gaurav Malviya

Gaurav Malviya

12yPosted Jan 14, 2014, 10:14 AM

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