Kibana Visualize

Hello,
Could someone help to answer what’s the difference between below aggregation? i looked https://www.elastic.co/guide/en/kibana, but no such detail tells the different.
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Really thanks for your help.

what i mean is : what is date histogram/histogram/terms/ipv4 range/filters/significant terms etc…
also, what is Median/unique count/percentiles means etc…