PostgreSQL SUBTRACTION

Postgresql - operator

Subtraction one or more number.

Syntax - operator

a - b

Example 1

postgres=# SELECT 50-30 e1;
 e1 
----
 20
(1 row)

Example 2

postgres=# SELECT 50-30-3 e1;
 e1 
----
 17
(1 row)

Related Links

• Postgresql Mathematical Operators
• Learning PostgreSQL
• Tutorial Home

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1. addition(+)
2. subtraction(-)
3. multiplication(*)
4. division(/)

1. modulo(%)
2. exponentiation(^)
3. square root(|/)
4. cube root(||/)

1. factorial(!)
2. absolute value(@)
3. bitwise AND(&)
4. bitwise OR(|)

1. bitwise XOR(#)
2. bitwise NOT(~)
3. bitwise shift left(<<)
4. bitwise shift right(>>)