OrientDB supports several data types natively. Following is the complete table on the same. Sr. No.TypeDescription1BooleanHandles only the values True or False.Java types: java.lang.BooleanMin: 0Max: 12Integer32-bit signed integers.Java types: java.lang.IntergerMin:…
The main feature of OrientDB is to support multi-model objects, i.e. it supports different models like Document, Graph, Key/Value and Real Object. It contains a separate API to support all…
OrientDB installation file is available in two editions − Community Edition − OrientDB community edition is released by Apache under 0.2 license as an open sourceEnterprise Edition − OrientDB enterprise edition is…
OrientDB is an Open Source NoSQL Database Management System, which contains the features of traditional DBMS along with the new features of both Document and Graph DBMS. It is written…
In this chapter, we will discuss the concepts like, compaction and retrieval of bulk data from PouchDB. Compaction You can reduce the size of a database by removing the unused…
You can synchronize the databases stored locally in PouchDB with those that are stored in CouchDB. In the previous chapter, we have seen how to replicate databases using PouchDB. There…
One of the most important features of PouchDB is replication, i.e. you can make a copy of a database. You can replicate either a PouchDB instance stored locally or a…
You can delete an attachment from PouchDB using the removeAttachment() method. Syntax Following is the syntax of the removeAttachment() method. To this method, we have to pass the document id, attachment id, and _rev…
You can retrieve an attachment from PouchDB using the getAttachment() method. This method always returns blob or buffer objects. Syntax Following is the syntax of the getAttachment(). To this method, we have to…
You can attach a binary object to a document using the putAttachment() method in PouchDB. Syntax Following is the syntax of the putAttachment(). To this method, we have to pass the document id,…