Is foreign key mandatory?
No Answer is Posted For this Question
Be the First to Post Answer
What is exception? What are the types of exceptions?
What is sorting in sql?
What is indexes?
type type_name is table of varchar2(30) index by binary_integer for the above type you have to create a identifier... like identifier_name type_name; for the above type you can use the below methods..like first , last , prior, next , delege..etc...like this.. if you create a cursor...like cursor cursor_name is select * from scott.emp; is there any methods like above to use prior, fist , last , next , trim ,etc...
What schema means?
What are the different types of dbms?
what is the main difference between join and subqurey?
How to convert comma separated string to array in pl/sql?
Can we commit in trigger?
Can I copy :old and :new pseudo-records in/to an oracle stored procedure?
What is an alias command?
What is a temporal data type?
Oracle (3259)
SQL Server (4518)
MS Access (429)
MySQL (1402)
Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)
DB Development (113)
SQL PLSQL (3330)
MongoDB (502)
IBM Informix (50)
Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)
Database Management (1411)
Databases AllOther (288)