Write a sql query to get zero records from a table having n number of records?

1192

What version is sql?

1043

1. is it possible to use the cursor atttibutes (%found ,% rowcount , %isopen , %notfound ) to our user defined cursor names ....... cursor cursor_name is select * from scott.emp if you use... cursor_name%found , %rowcount ,%isopen,%notfound...will it work... -------------------------- 2.what is the difference between the varray and index by table .. -------- 3. type type_name is table of number(8,3) index by binary_integer; identifier_name type_name; first , last , prior , next ,trim are the methods we can use it for the above type...simillary is there any way to apply for cursors... with thanks and regards..sarao...

2466

Is pdo faster than mysqli?

908

Is t sql the same as sql server?

996

Explain 5nf?

947

What is erd?

1024

What is oracle sid?

964

How to define a procedure inside another procedure?

1038

Iam learning oracle developer 2000.. can anyone give me then tutorials sites or PDF related to developer 2000 please send me the details @ mak2786@gmail.com thanks Arun

2197

What are the different types of DBMS architecture?

1093

What is maximum size of table in postgresql?

881

What is data model in dbms?

927

Is there any performance difference between if exists (select null from table) and if exists (select 1 from table)?

987

The system has a program that always includes the word nocomp in its name, how can you determine the number of processes that are using this program?

583