What is the difference between substr and instr?
Give SQL Query to find the number words in a sentence ? ex: 'ram charan singh' then ans:3 Answer:select length(trim('ram charan singh')) - length (replace (trim ( 'ram charan singh'),' ','')) +1 from dual The above query working properly when space between the words is only one &similar But ,If the space between the words is nonuniform. Ex:'ram charan singh is good' ans:5 i am not getting this answer using above query.
How to get a list of all user accounts in the database?
How many different types of indexes we have in oracle?
24 Answers IBM, TCS,
Two triggers one is before insert and other is after insert are firing on a table.If 10 times you insert in a table.Then how many times before trigger and how many types after trigger will fire in pl/sql.
How to display First 4 rows From Database Table?
How do I know if oracle is installed on windows?
what are corelated subqueries
1. Display the post code and the purchase order number for each purchase order. Sort the output set by postcode.
What is a system tablespace and when it is created?
What does a Control file Contain ?
How can I get column names from a table in oracle?
How to see free space of each tablespace?