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      Help Center/ MapReduce Service/ Component Operation Guide (LTS)/ Using HetuEngine/ Common HetuEngine SQL Syntax/ HetuEngine Reserved Keywords

      HetuEngine Reserved Keywords

      Updated on 2024-12-13 GMT+08:00
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      Table 1 lists the keywords reserved by the system and whether they are reserved in other SQL standards. If you need to use these keywords as identifiers, add double quotation marks.

      Table 1 Keywords

      Keyword

      SQL:2016

      SQL-92

      ALTER

      reserved

      reserved

      AND

      reserved

      reserved

      AS

      reserved

      reserved

      BETWEEN

      reserved

      reserved

      BY

      reserved

      reserved

      CASE

      reserved

      reserved

      CAST

      reserved

      reserved

      CONSTRAINT

      reserved

      reserved

      CREATE

      reserved

      reserved

      CROSS

      reserved

      reserved

      CUBE

      reserved

      reserved

      CURRENT_DATE

      reserved

      reserved

      CURRENT_PATH

      reserved

      reserved

      CURRENT_ROLE

      reserved

      reserved

      CURRENT_TIME

      reserved

      reserved

      CURRENT_TIMESTAMP

      reserved

      reserved

      CURRENT_USER

      reserved

      reserved

      DEALLOCATE

      reserved

      reserved

      DELETE

      reserved

      reserved

      DESCRIBE

      reserved

      reserved

      DISTINCT

      reserved

      reserved

      DROP

      reserved

      reserved

      ELSE

      reserved

      reserved

      END

      reserved

      reserved

      ESCAPE

      reserved

      reserved

      EXCEPT

      reserved

      reserved

      EXECUTE

      reserved

      reserved

      EXISTS

      reserved

      reserved

      EXTRACT

      reserved

      reserved

      FALSE

      reserved

      reserved

      FOR

      reserved

      reserved

      FROM

      reserved

      reserved

      FULL

      reserved

      reserved

      GROUP

      reserved

      reserved

      GROUPING

      reserved

      reserved

      HAVING

      reserved

      reserved

      IN

      reserved

      reserved

      INNER

      reserved

      reserved

      INSERT

      reserved

      reserved

      INTERSECT

      reserved

      reserved

      INTO

      reserved

      reserved

      IS

      reserved

      reserved

      JOIN

      reserved

      reserved

      LEFT

      reserved

      reserved

      LIKE

      reserved

      reserved

      LOCALTIME

      reserved

      reserved

      LOCALTIMESTAMP

      reserved

      reserved

      NATURAL

      reserved

      reserved

      NORMALIZE

      reserved

      reserved

      NOT

      reserved

      reserved

      NULL

      reserved

      reserved

      ON

      reserved

      reserved

      OR

      reserved

      reserved

      ORDER

      reserved

      reserved

      OUTER

      reserved

      reserved

      PREPARE

      reserved

      reserved

      RECURSIVE

      reserved

      reserved

      RIGHT

      reserved

      reserved

      ROLLUP

      reserved

      reserved

      SELECT

      reserved

      reserved

      TABLE

      reserved

      reserved

      THEN

      reserved

      reserved

      TRUE

      reserved

      reserved

      UESCAPE

      reserved

      reserved

      UNION

      reserved

      reserved

      UNNEST

      reserved

      reserved

      USING

      reserved

      reserved

      VALUES

      reserved

      reserved

      WHEN

      reserved

      reserved

      WHERE

      reserved

      reserved

      WITH

      reserved

      reserved

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