MongoDB_Explaned_InShort
show dbs db // prints the current database use <database_name> show tables / show collections CRUD operations: ============================================================================== CRUD: create, read, update, delete,remove select <projection> from Student where <condition> db.Student.find(<condition>,<projeciton>) db.products.insert({item:”TV”,aqty:200,soldqty:1200,avail:true}) db.products.insert({item:”MP3″,aqty:300,soldqty:500,avail:true}) db.products.insert({item:”MOBILE”,aqty:0,soldqty:2000,avail:false}) db.products.insert({item:”MOUSE”,aqty:1000,soldqty:3000,avail:true}) db.products.insert({item:”LAPTOP”,aqty:0,soldqty:1800,avail:false}) db.products.insert({item:”AC”,aqty:100,soldqty:700,avail:true}) db.products.insert({item:”KEYBOARD”,aqty:2000,soldqty:500,avail:true}) db.products.insert({item:”SPEAKER”,aqty:300,soldqty:3000,avail:true}) db.products.insert({item:”OVEN”,aqty:500,soldqty:1200,avail:true}) db.products.insert({item:”FAN”,aqty:550,soldqty:750,avail:true})…
With MongoDB 6.0 introducing Queryable Encryption, MongoDB is the only database provider that allows customers to run expressive queries, such as equality (available now in preview) and range, prefix, suffix, substring, and more (coming soon) on fully randomized encrypted data….
LinkedIn Automation : How To Build Great Network At LinkedIn Easily & Quickly Without Any Paid Tools
How to Build a Great Network at LinkedIn with less efforts !!
The data directory of a MongoDB server is composed by the WiredTiger storage engine. If someone want to have a look at the content inside them you will need to use the âwtâ (Wired Tiger) tool from the WiredTiger library…
[root@ip-172-31-14-108 ec2-user]# curl –write-out “\n” –request GET “http://169.254.169.254/latest/meta-data/public-hostname” ec2-3-223-194-42.compute-1.amazonaws.com [root@ip-172-31-14-108 ec2-user]# curl –write-out “\n” –request GET “http://169.254.169.254/latest/meta-data” ami-id ami-launch-index ami-manifest-path block-device-mapping/ events/ hibernation/ hostname identity-credentials/ instance-action instance-id instance-life-cycle instance-type local-hostname local-ipv4 mac metrics/ network/ placement/ profile public-hostname public-ipv4 public-keys/ reservation-id…
MongoDB_Atlas_Search_Transforming
You can you below simple tricks to crack MongoDB Certifications easily with a good preparation. https://university.mongodb.com/certification/developer/about https://university.mongodb.com/certification/dba/about 1 ) Pick the section in the order in which you feel more confident and comfortable 2) If the question is lengthy ,…
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