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The outer join introduced by SQL can be classified into
- 2 types
- 3 types
- 4 types
- 5 types
SQL have introduced a predicate to be followed by the relations being joined, is known to be
- ON
- IN
- AS
- Like
Match on specified attributes can be generated through a form of natural join known to be
- Join.. In
- Join.. Using
- Join.. Upon
- Join.. Across
Non matched tuples are not preserved by the join, known to be
- Outer join
- Inner join
- Left inner join
- Left outer join
The expression of ON predicate is very much similar like
- From clause
- Select clause
- Where clause
- Set clause
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