⟩ Explain the different types of JOIN operations?
Equi Join:
This is the most common type of join which involves only equality comparisons. The disadvantage in this type of join is that there
Equi Join:
This is the most common type of join which involves only equality comparisons. The disadvantage in this type of join is that there
What is a join? Explain the different types of sql joins?
What is SQL injection?
What are the data types allowed in a table?
What is the usage of SAVEPOINTS?
What is an integrity constraint?
Where the integrity constraints are stored in data dictionary?
How many LONG columns are allowed in a table? Is it possible to use LONG columns in WHERE clause or ORDER BY?
Difference between SUBSTR and INSTR?
What is CYCLE/NO CYCLE in a Sequence?
What are the advantages of VIEW?