What is substitution variable in pl sql?
What is the difference between row level and statement level trigger?
What do you know by pl/sql cursors?
What is difference between inner join and cross join?
How do you sort in sql?
What is synonyms?
how many triggers are allowed in mysql table? : Sql dba
Can you have a foreign key without a primary key?
What is the difference between join and natural join?
Describe different types of general function used in sql?
What is bind reference and how can it be created?
What are the parts of a sql statement?
What is the starting oracle error number?
How do I remove duplicates in two columns?
What is scalar and vector?