MySQL 8.0 New Keywords and Reserved Words MySQL 8.0 New Keywords and Reserved Words The following list shows the keywords and reserved words that are added in MySQL 8.0, compared to MySQL 5.7. Reserved keywords are marked with (R). A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | R | S | T | U | V | W | Z A 1906 X Y Z • WAIT • WARNINGS • WEEK • WEIGHT_STRING • WHEN  (R) • WHERE  (R) • WHILE  (R) • WINDOW  (R); added in 8.0.2 (reserved) • WITH  (R) • WITHOUT • WORK • WRAPPER • WRITE  (R) • X509 • XA • XID • XML • XOR  (R) • YEAR • YEAR_MONTH  (R) • ZEROFILL  (R) • ZONE ; added in 8.0.22 (nonreserved)