MySQL Phantom read

Source: Internet
Author: User

Open a, A, a, b two database connections, B, after opening the transaction, b. Insert a data R and submit, verify the impact on the operation of a

Select Select for Update Update R Update R Post Select Update not R after select Insert Post Select Delete R Delete Not R after select
REPEATABLE READ R is not visible R visible Valid for R R visible R is not visible R is not visible Valid for R R is not visible

MySQL Phantom read

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