create a limited size collection - 植臻

植臻

谦虚、热情、简单、极致

Create a Limited Size Collection

| Comments

we create a collection with limited size 100000: > db.createCollection(“colcase1”, {capped:true, size:100000}) { “ok” : 1 } > show collections colcase colcase1 system.indexes > and, we can convert a exist collection to a limited one: > db.colcase.isCapped() false > db.runCommand({“convertToCapped”:”colcase”,size:100000}) { “ok” : 1 } > db.colcase.isCapped() true > Look ! we did it

unload a picture:

Comments