保留字&关键字

保留关键字必须被双引号（"）引用才能用作标识符。以下是 UDB-DS 表模型中的所有保留字：

• ALTER

• AND

• AS

• BETWEEN

• BY

• CASE

• CAST

• CONSTRAINT

• CREATE

• CROSS

• CUBE

• CURRENT_CATALOG

• CURRENT_DATE

• CURRENT_PATH

• CURRENT_ROLE

• CURRENT_SCHEMA

• CURRENT_TIME

• CURRENT_TIMESTAMP

• CURRENT_USER

• DEALLOCATE

• DELETE

• DESCRIBE

• DISTINCT

• DROP

• ELSE

• END

• ESCAPE

• EXCEPT

• EXISTS

• EXTRACT

• FALSE

• FOR

• FROM

• FULL

• GROUP

• GROUPING

• HAVING

• IN

• INNER

• INSERT

• INTERSECT

• INTO

• IS

• JOIN

• JSON_ARRAY

• JSON_EXISTS

• JSON_OBJECT

• JSON_QUERY

• JSON_TABLE

• JSON_VALUE

• LEFT

• LIKE

• LISTAGG

• LOCALTIME

• LOCALTIMESTAMP

• NATURAL

• NORMALIZE

• NOT

• NULL

• ON

• OR

• ORDER

• OUTER

• PREPARE

• RECURSIVE

• RIGHT

• ROLLUP

• SELECT

• SKIP

• TABLE

• THEN

• TRIM

• TRUE

• UESCAPE

• UNION

• UNNEST

• USING

• VALUES

• WHEN

• WHERE

• WITH

• FILL