select *
from v$reserved_words  
order by keyword
关键字
A ALL, ALTER, AND, ANY, AS, ASC, AT
B BEGIN, BETWEEN, BY
C CASE, CHECK, CLUSTERS, CLUSTER, COLAUTH, COLUMNS, COMPRESS, CONNECT, CRASH, CREATE, CURSOR
D DECLARE, DEFAULT, DESC, DISTINCT, DROP
E ELSE, END, EXCEPTION, EXCLUSIVE
F FETCH, FOR, FROM, FUNCTION
G GOTO, GRANT, GROUP
H HAVING
I IDENTIFIED, IF, IN, INDEX, INDEXES, INSERT, INTERSECT, INTO, IS
L LIKE, LOCK
M MINUS, MODE
N NOCOMPRESS, NOT, NOWAIT, NULL
O OF, ON, OPTION, OR, ORDER, OVERLAPS
P PROCEDURE, PUBLIC
R RESOURCE, REVOKE
S SELECT, SHARE, SIZE, SQL, START, SUBTYPE
T TABAUTH, TABLE, THEN, TO, TYPE
U UNION, UNIQUE, UPDATE
V VALUES, VIEW, VIEWS
W WHEN, WHERE, WITH