Spring / Spring Data Access

Different types of isolation in spring transaction management.

ISOLATION_DEFAULT: default isolation.
ISOLATION_READ_COMMITTED: dirty reads are prevented, non-repeatable and phantom reads are allowed.
ISOLATION_READ_UNCOMMITTED : dirty reads are allowed, no-repeatable and phantom reads are allowed.
ISOLATION_REPEATABLE_READ : dirty reads and non-repeatable reads are prevented but phantom reads are allowed.
ISOLATION_SERIALIZABLE : dirty , non- repeatable reads and phantom reads are prevented.

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