13.2.10.1. InnoDB Lock ModesInnoDB implements standard row-level locking where there are two types of locks: * A shared (S) lock allows a transaction to read a row (tuple). * An exclusive (X) lock allows a transaction to update or delete a row.
13.2.10.1. InnoDB Lock Modes
InnoDB implements standard row-level locking where there are two types of locks:
*
A shared (S) lock allows a transaction to read a row (tuple). *
An exclusive (X) lock allows a transaction to update or delete a row.