18
绉嬨�?/p>
Oracle
鏁版嵁搴撳紑鍙戙�嬩綔涓?/p>
1
锛?/p>
锛夋槸鏁版嵁搴撲腑鐨勫熀鏈�昏緫缁撴瀯锛屽寘鍚簡涓�绯诲垪鏁版嵁鏂囦欢鐨勯泦鍚?/p>
A.
琛ㄣ�?/p>
B.
琛ㄧ┖闂淬�?/p>
C.
娈点�?/p>
D.
鐩樺尯銆?/p>
姝ｇ‘绛旀
:B
鍦?/p>
iBatis
妗嗘灦涓紝鎸佷箙鍖栧璞′箣闂翠竴瀵逛竴鐨勫叧鑱斿叧绯绘槸閫氳繃锛?/p>
锛夊厓绱犲畾涔夌殑銆?/p>
A.one-to-one
銆?/p>
B.1-to-1
銆?/p>
C.only one
銆?/p>
D.one
姝ｇ‘绛旀
:A
()
鍙敤浜庤繑鍥炰細璇濅腑鐨勬棩鏈熷拰鏃堕棿
A.months_between()
銆?/p>
B.next_day()
銆?/p>
C.current_date()
銆?/p>
D.localtimestamp()
姝ｇ‘绛旀
:D
鍋囪闇�瑕佹洿鏀硅〃鍚嶁�?/p>
CUSTOMER
鈥濅负鈥?/p>
CUSTOMER_CHANGE
鈥?/p>
锛屽彲浠ヤ娇鐢紙锛夎鍙ャ�?/p>
A.ALTER TABLE CUSTOMER RENAME CUSTOMER_CHANGE
B.ALTER TABLE CUSTOMER RENAME TO CUSTOMER_CHANGE
C.RENAME TABLE CUSTOMER TO CUSTOMER_CHANGE
D.RENAME TABLE CUSTOMER CUSTOMER_CHANGE
姝ｇ‘绛旀
:B
閲囩敤
Select
璇彞杩斿洖鐨勭粨鏋滄槸涓�涓粨鏋滈泦銆?/p>
鐢ㄦ埛鍙兘娴忚璇ョ粨鏋滈泦涓殑鏁版嵁锛?/p>
鏃犳硶瀵规暟鎹繘
琛屾搷浣溿�傚鏋滈渶瑕侀�愯瀵规暟鎹繘琛岃闂拰鎿嶄綔锛屽彲浠ヤ娇鐢紙
锛?/p>
A.
瑙嗗浘銆?/p>
B.
杩囩▼銆?/p>
C.
鍑芥暟銆?/p>
D.
娓告爣