DELAY_KEY_WRITE DELAYED (R) DELETE (R) DESC (R) DESCRIBE (R) DISABLE DISTINCT (R) DISTINCTROW (R) DIV (R) DO DOUBLE (R) DROP (R) DUAL (R) DUPLICATE DYNAMIC ELSE (R) ENABLE ENCLOSED END ENGINE ENGINES ENUM PrimaryFactor '/' PrimaryFactor 36. | PrimaryFactor '%' PrimaryFactor 37. | PrimaryFactor "DIV" PrimaryFactor 38. | PrimaryFactor "MOD" PrimaryFactor 39. | PrimaryFactor '^' PrimaryFactor mysql.com/doc/refman/5.7/en/bit- functions.html#operator_bitwise-or) 位或 ^ 按位异或 CASE case 操作符 DIV 整数除 / 除法 = 相等比较 <=> 空值安全型相等比较 > 大于 >= 大于或等于 IS 判断一个值是否等于一个布尔值 IS NOT 判断一个值是否不等于一个布尔值

DESC (R) • DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) 1574 • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | �→ '^' ) BitExpr | ( '+' | '-' ) ( BitExpr | "INTERVAL" Expression �→ TimeUnit ) ) | SimpleExpr dayofweek | | dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

DESC (R) • DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) 1691 • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | �→ '^' ) BitExpr | ( '+' | '-' ) ( BitExpr | "INTERVAL" Expression �→ TimeUnit ) ) | SimpleExpr dayofweek | | dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

DESC (R) • DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) 1635 • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | �→ '^' ) BitExpr | ( '+' | '-' ) ( BitExpr | "INTERVAL" Expression �→ TimeUnit ) ) | SimpleExpr dayofweek | | dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) 1281 • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | '^' ) BitExpr | ( '+' �→ | '-' ) ( BitExpr | "INTERVAL" Expression TimeUnit ) ) | SimpleExpr dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | 1485 | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

(R) • DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | '^' ) BitExpr | ( '+' �→ | '-' ) ( BitExpr | "INTERVAL" Expression TimeUnit ) ) | SimpleExpr dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | 1439 | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

(R) • DESCRIBE (R) • DIRECTORY 2278 • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) • ENABLE RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | �→ '^' ) BitExpr | ( '+' | '-' ) ( BitExpr | "INTERVAL" Expression �→ TimeUnit ) ) | SimpleExpr dayofweek | | dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) 1326 • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | '^' ) BitExpr | ( '+' �→ | '-' ) ( BitExpr | "INTERVAL" Expression TimeUnit ) ) | SimpleExpr dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | 1545 | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

(R) • DESCRIBE (R) • DIRECTORY 2971 • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) • ENABLE RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | �→ '^' ) BitExpr | ( '+' | '-' ) ( BitExpr | "INTERVAL" Expression �→ TimeUnit ) ) | SimpleExpr dayofweek | | dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set

(R) • DESCRIBE (R) • DIRECTORY • DISABLE • DISCARD • DISK • DISTINCT (R) • DISTINCTROW (R) • DIV (R) • DO • DOUBLE (R) • DRAINER (R) • DROP (R) • DUAL (R) • DUPLICATE • DYNAMIC E • ELSE (R) RegexpOrNotOp SimpleExpr )? BitExpr ::= BitExpr ( ( '|' | '&' | '<<' | '>>' | '*' | '/' | '%' | 'DIV' | 'MOD' | '^' ) BitExpr | ( '+' �→ | '-' ) ( BitExpr | "INTERVAL" Expression TimeUnit ) ) | SimpleExpr dayofyear | | decode | | default_func | | degrees | | des_decrypt | | des_encrypt | 1979 | div | | elt | | encode | | encrypt | | eq | | exp | | export_set | | extract | | field | | find_in_set