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# generals
Slackbot
02/19/2023, 4:44 PMThis message was deleted.
a
Abhishek Agarwal
02/20/2023, 5:05 AMCoordinator can still connect to the database to poll for new segments even if there is no indexing happening.
s
Shiron Benyamini
02/20/2023, 3:45 PMThanks. Assuming that no segments are loading/being created, will queries still run?
A small test we did shows that queries still run unaffected (where we upgraded the postgres version while querying)
Shiron Benyamini
02/20/2023, 3:52 PMAlso, with regards to what you mentioned about the coordinator, is there a risk of the coordinator misbehaving in a way that risks the operation of the cluster while it's not able to access the metadata database (again assuming nothing is happening other than queries)?
b
Ben Krug
02/20/2023, 10:47 PMThere shouldn't be any risk to data. Druid can handle temporary issues connecting to the metadata DB; it just can't do anything that would need to update the metadata (of course).