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development:database:mongodb [2021/07/05 20:33]
kalenpw 		development:database:mongodb [2021/07/06 10:13] (current)
kalenpw
Line 5: Line 5:
 ===== Basics ===== ===== Basics =====
 Runs on port:  ''27017'' Runs on port:  ''27017''
 +
 +----
 +===== Show databases =====
 +<code mongodb>
 +show dbs
 +</code>
  
 ---- ----
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 <code mongodb> <code mongodb>
 use db_name # if db_name doesn't exist it will create it use db_name # if db_name doesn't exist it will create it
 +# However, db_name will not be saved unless you create a collection
 +db.createCollection("Collection0")
 </code> </code>
  
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 <code mongodb> <code mongodb>
 # first user # first user
 +use admin
 > db.createUser( > db.createUser(
 ... { ... {
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 ... ) ... )
  
 +# user for specific database
 +use db_name
 +> db.createUser(
 +... {
 +... user: "kalenpw",
 +... pwd: passwordPrompt(),
 +... roles: [
 +... { role: "readWrite", db: "locallibrary" }
 +... ]
 +... }
 +... )
  
-# won't work for first user since you need permission to do 
-db.createUser({user: 'locallibrary', pwd: passwordPrompt()}) 
 </code> </code>