What is data types in database?
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how to pass values from one table to another by using Bulk collect?
What restrictions can you apply when you are creating views?
What are ACID properties?
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Let?s say you have 100,000 records and you want to delete 95,000 at a time and keep only 5 thousand. But in local memory you don?t have enough space for 95,000 records. What do you do in this case? How do you delete without any problem with time and performance?
what are the differences between an exclusive lock and a shared lock?
What is a logical backup ?
What is the purpose of using a model?
What is database host?
What is data modelling techniques?
Is sql a rdbms?
what is the difference between unique and primary key
What is flag in database?