Is it possible to use LONG columns in WHERE clause or ORDER BY?3 12691
Is it possible to access the current value in a session before accessing next value?1 4519
What are the data types allowed in a table?3 4707
What is an Integrity Constraint?4 5598
Explain Connect by Prior?2 9441
What are the types of SQL Statement?3 17140
What is a transaction?5 5313
How to access the current value and next value from a sequence?6 8621
What is CYCLE/NO CYCLE in a Sequence?2 7139
What is a database link?3 5203
If a View on a single base table is manipulated will the changes be reflected on the base table?5 10390
Where the integrity constrints are stored in Data Dictionary?1 4429
What is a join?Explain the different types of joins?6 25349
What is ON DELETE CASCADE?3 8018
- Types of triggers - View - Dcl - Procedures, packages, functions - Metasolve - Can use Dcl in triggers - package case study - Cursor and its types - triggers schedule - Wrap - Why we are using fetch and for in cursor. difference?
what is single byte over head in oracle..?
How global cursor can be declare with dynamic trigger ?
i have some prob lem to tell me about my self in interview first round ...
hi,i plan to put experience on PLSQL ,can anyone suggest me for any institutes in bangalore or how to prepare for interviews
What are local and global Indexes and where they are useful.
What is AUTH_ID and AUTH_USER in pl/sql ?
What packages(if any) has oracle provided for use by developers?
Could you please provide oca (oracle 10g) dumps for my certification ?
what is the use of anchoring object? what r the difference between anchoring object & enclosing object? can any one tell me all the details?
what are sequences
write a query that returns first characters of each word in Oracel/Sql pl sql
How to generate a salary slip like jan 1000 1000 feb 1000 2000 ... dec 1000 12000
i have a column which may contain this kind of value: 123*67_80,12*8889_5,34*8_874 ,12*7_7 (can contain space before a comma, and this string length can be anything) now i want to split this value into two column like: column1: 123*67,12*8889,34*8,12*7 column2: 80,5,874,7 use function for this
Table1: Col1 col2 1 2 10 3 4 89 5 6 Table:2 Col1 col2 3 2 9 5 4 7 6 87 With the help of table1 and table2 write a query to simulate the fallowing results. Output1: Col1 col2 1 2 2 3 3 4 4 5 5 6 Output2: Col1 col2 2 3 10 4 5 89 6 7 1.Write query for single row to multiple row using sql statements. Eg:a,b,c,d,e,f Change to A B C D E F 2. Write query for multiple row to single row using sql statements. Eg2 A B C D E F Change to Eg:a,b,c,d,e,f Table1: Col1 col2 8 5 2 9 4 2 5 1.Write a query to select all the rows from a table1,if the value of A is null then corresponding B’s value should be printed in A’s value.if the value of A is null in that table then corresponding B’s value should be printed as 30. 2. write a query to find the sum of A and B .display the max among both. 3.write a query to find total number of rows from table 1. Note: if any column value is null in a row then that row should be considered as 2 rows. 4.write a query to display all the records of table1 except A containg 2 as well B containg 5. 5.rewrite the fallowing without using join and group by. Select b.title,max(bc.returneddate –bc.checkoutdate)” mostdaysout” From bookshelf_checkout bc, Book shelf B Where bc.title(+)=b.title Group by b.title. 6.rewrite fallowing query Select id_category from category_master X where exists (select 1 from sub_category Y where X.id_category=Y.id_category) Customer: Name phone1 phone2 phone3 bitwise A 23456 67890 12345 --- B 67459 89760 37689 --- Don’t_call Col1 67890 37689 1.q) update the customer table of bitwise with 1 or 0. Exists in don’t_call table menas show -1 Other wise -0. Output. Name bitwise A 010 B 010