Oracle® Database Reference 11g Release 2 (11.2) Part Number E10820-03 |
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V$RESERVED_WORDS
displays a list of all SQL keywords. To determine whether a particular keyword is reserved in any way, check the RESERVED
, RES_TYPE
, RES_ATTR
, and RES_SEMI
columns.
Column | Datatype | Description |
---|---|---|
KEYWORD |
VARCHAR2(30) |
Name of the keyword |
LENGTH |
NUMBER |
Length of the keyword |
RESERVED |
VARCHAR2(1) |
Indicates whether the keyword cannot be used as an identifier (Y ) or whether the keyword is not reserved (N ) |
RES_TYPE |
VARCHAR2(1) |
Indicates whether the keyword cannot be used as a type name (Y ) or whether the keyword is not reserved (N ) |
RES_ATTR |
VARCHAR2(1) |
Indicates whether the keyword cannot be used as an attribute name (Y ) or whether the keyword is not reserved (N ) |
RES_SEMI |
VARCHAR2(1) |
Indicates whether the keyword is not allowed as an identifier in certain situations, such as in DML (Y ) or whether the keyword is not reserved (N ) |
DUPLICATE |
VARCHAR2(1) |
Indicates whether the keyword is a duplicate of another keyword (Y ) or whether the keyword is not a duplicate (N ) |