E commerce? E Commerce business models

In this video am explaining you
What is E commerce? How many models of E commerce?
#business
#models
#consumer
#employe
#company
#for
#while
#loop
#conditional
#Decision
#number
#number_data_type
#int
#float
#complex
#string
#variable
#python
#DML
#TCL
#relational
#algebra
#operations
#database
#language
#DDL
#DCL
#TCL
#DML
#NULL
#attribute
#domain
#attribute_domain
#entity
#relationship
#attribute
#relational
#network
#hierarchical
#data
#model
#enduser
#DMl_compiler
#DDL
#data_manager
#data_files
#data_dictionary
#data
#independence
#logical
#physical
#mapping
#schema
#architecture
#database
#management
#system
#structured
#query
#disadvantages
#advantages
#database
#management
#system
#data
#consistent
#recovery
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• Siman studies 3
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