String pool is a storage space in the Java heap memory where string literals are stored. It is also known as String Constant Pool or String Intern Pool. It is privately maintained by the Java String ...

When an object string is created, the part between the double quotes goes into the string constant pool. The variable assigned to the string is stored in the stack and matched to the string inside the ...

The 'pool' is just a special area of the heap memory that Java sets up to store all String literals. Imagine a box with a partition wall; on one side is the 'pool' on the other side the 'heap'.