javascript - Chrome extension with DB sql query in cloud -

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we want develop application google chrome extension have query-intensive databases in cloud service. have following questions:

a) can done javascript chrome extension? b) understand have have layer of application logic, such mvc controller. other options there , 1 better? c) cloud service recommended (oracle, azure, rackspace, etc ...), taking account important speed of response? d) advice , response format json?

thanks

a) yes, can done javascript, you'd sending ajax request server on cloud , returning response.

b) 1 better solicit debate, best if check options , decide better in particular use case. here comparison of all(most) mv* javascript frameworks started.

c) of cloud services have advantages , disadvantages. worked azure , heroku , successful. depends on need, server side language using?

d) data exchange response doesn't matter. json, xml, sen whatever. json standard big pro it, data-exchange can accomplished data-exchange format.


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