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→Concurrency Control
* Subsequent operations (read or write) will be queued until the updating transaction has completed.
Each database has its own queue: An update on database A will not block operations on database B. This is under the premise that it can be statically determined, i.e., before the transaction is evaluated) , which databases will be accessed by a transaction (see [[#Limitations|below]]). The number of maximum parallel transactions can be adjusted with the [[Options#PARALLEL|PARALLEL]] option.
With {{Version|8.6}}, locking has been improved:
