Correct sql query written for mysql to do the same faster (optimization)

Dear Sir we are capable of performing the required task perfectly with accuracy, please let us know if you want to clarify in details.. if you want us to share our skill and previous work please initiate the chat b 更多

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I saw queries and I think need create index in field it.f_category and in field that participate in joins.

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Hi! I'm an experienced DBA and I can clearly see the problem in your queries. (You can see I just got 93% on my first SQL course on here!) Of course I also know a solution. I can likely finish this in 2-3 hou 更多

I saw the code in your sql queries and i think it could be a lot better . You have unnecessary joins and very bad 'where' part. You just need to give me some additional information. Contact me Goce

Hi, I am a Microsoft Certified Engineer with 8 years of work experience and expertise in optimization. This is a search type query. I have done this before and have a technique of short circuit OR to optimize this 更多