What is the main purpose of triggers in database?
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Difference between file system and relational database.
Explain the advantages and disadvantages of a hierarchical database?
What is pdo database?
When is functional dependency said to be the fully functional dependency?
What is the difference between a LIST BOX and a COMBO BOX ?
when we login sql editor using username and password then it says this error "could not resolve service name" then what can we do at client side.( here thing is tnsnames.ora file is ok till yesterday and worked well, but now it giving error.)
What is db context?
how to join two table?
What are the main features of a database?
What do you understand by query optimization?
Can files be stored in a database?
Why indexing is used in database?