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mysql - Need support in SQL queries

问题描述:

Totally new to SQL,have uploaded the data through excel also tried some queries but need to know more about join function in easiest manner

网友答案:

http://sqlmag.com/t-sql/t-sql-join-types

May be useful article. If you struggle with joins initially, please do not worry. As you work more with SQL, table joins will become second nature to you.

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