What are the differences between date and timestamp in oracle?
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Tab A A B ------ 1 A 2 B 3 C Tab B A B ----- 4 D 5 E 6 F Generate the value into B table from A table. Only table A has the value. Write the SQL query to get B table value.
Can a View based on another View ?
what is the scripts in data base?
What are triggers?Where are they used?
What should be the return type for a cursor variable.Can we use a scalar data type as return type?
write a query to count number of alphabets in given string for example "APPLE" write a query to generate sequence from 50 to 100 write a query to display in single string "ABCD,EFGH,IJKL,PQRS"
Explain the use of indexes option in imp command.
what is the difference between authorization and authentication?
How many types of auditing in Oracle?
How can we manage the gap in a primary key column created by a sequence? Ex:a company has empno as primary key generated by a sequence and some employees leaves in between.What is the best way to manage this gap?
How many types of tables are there in oracle?
HOW TO CONVERT ORACLE TABLE DATA (RECORDS)INTO EXCEL SHEEET?