Difference between SUBSTR and INSTR?3 25594
What are the usage of SAVEPOINTS?5 13558
What is difference between TRUNCATE & DELETE?16 33065
What is the Subquery?4 4723
If an unique key constraint on DATE column is created, will it validate the rows that are inserted with SYSDATE?4 10427
Explain UNION,MINUS,UNION ALL, INTERSECT?1 11728
Can a view be updated/inserted/deleted?If Yes under what conditions?3 11512
What are the pre requisites?1 4062
What is difference between CHAR and VARCHAR2?What is the maximum SIZE allowed for each type?6 29452
What is ROWID?8 15023
How will you a activate/deactivate integrity constraints?2 6893
How do you create an update query?
What is the difference between function and procedure in pl/sql?
What is bind reference and how can it be created?
what is an index? : Sql dba
Is it possible to link two groups inside a cross products after the cross products group has been created?
How can a pl sql block be executed?
Can we use loop in sql?
what is unique key constraint? : Sql dba
What is the advantage of index in sql?
How to run sql*plus commands in sql developer?
What is sql injection owasp?
What is the usage of nvl function?
What is the difference between between and in condition operators?
What is recursive stored procedure?
Is subquery faster than join?