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SQL organisation

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Tako Lee edited this page Feb 22, 2014 · 7 revisions

Before set coding style for SQL, it's helpful to have a high view of SQL.

  • SQL script Consists of one of more SQL statement, Typically, it was saved in a file.

  • SQL statement

  • SQL block Block can be nested, such as BEGIN/END, IF/ELSE, or TRY/CATCH

  • SQL clause

  • SQL subquery Subquery is a special form of select statement can be occurs in different parts of a statement.

  • SQL expression

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