@@ -4650,6 +4650,11 @@ <h2>General PostgreSQL resources</h2>
46504650 covers how to find slow queries, tune indexes and modify your queries
46514651 to run faster.</ p >
46524652</ li >
4653+ < li >
4654+ < p > < a href ="https://blog.andyet.com/2016/02/04/postgres-9.5-document-store-hybrid/ "> Creating a Document-Store Hybrid in Postgres 9.5</ a >
4655+ explains how to store and query JSON data, similar to how
4656+ < a href ="/no-sql-datastore.html "> NoSQL data stores</ a > operate.</ p >
4657+ </ li >
46534658</ ul >
46544659 < h1 > MySQL</ h1 >
46554660< p > MySQL is an open source < a href ="/databases.html "> relational database</ a >
@@ -5355,7 +5360,7 @@ <h2>Why are servers necessary?</h2>
53555360actual users (as opposed to test users) are known as < em > production</ em > servers.
53565361Production servers hold real data (again as opposed to test data) and must be
53575362secure against unauthorized access.</ p >
5358- < h2 > " Bare metal" servers</ h2 >
5363+ < h2 > Bare metal servers</ h2 >
53595364< p > The term < em > bare metal</ em > refers to purchasing the actual hardware and hooking
53605365it up to the Internet either through a business-class internet service
53615366provider (ISP) or
@@ -5366,9 +5371,9 @@ <h2>"Bare metal" servers</h2>
53665371volume but if your site serves a lot of traffic it will alert an ISP's
53675372filters.</ p >
53685373< p > The bare metal option offers the most control over the server configuration,
5369- usually has the highest performance for the price, but also is the most
5374+ usually has the highest performance for the price, but also is the most
53705375expensive upfront option and the highest ongoing maintenance. With bare
5371- metal servers the ongoing operating cost is the electricity the server(s)
5376+ metal servers the ongoing operating cost is the electricity the server(s)
53725377use as well as handling repairs when server components malfunction. You're
53735378taking on manual labor working with hardware as well as the rest of the
53745379software stack.</ p >
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