1、connect by

connect by發(fā)音

英：　　美：

connect by中文意思翻譯

常見(jiàn)釋義：

連接方式

connect by雙語(yǔ)使用場(chǎng)景

1、and since we haven't been able to connect by phone. . .───因為我們沒(méi)能用電話(huà)聯(lián)系上…

2、Lift the standard section by the self-install suspension shaft, and install it on the guiding track framework, and connect by the screw.───用自裝吊桿吊起標準節，裝到導軌架上，并用螺栓聯(lián)接緊固。

3、CANRIG 1150E-500 is the direct-current top drive made in Canada. It has no celerity socket and it connect by end of junction box.───CANRIG1150E-500是加拿大生產(chǎn)的直流電驅動(dòng)頂驅?zhuān)瑹o(wú)快速接頭，通過(guò)接線(xiàn)盒端子連接，電纜接頭在安裝過(guò)程中需要單根逐一連接。

4、For bi-directional relationships the keyword NOCYCLE must be specified within the CONNECT BY part.───對于雙向關(guān)系，必須在CONNECTBY部分指定關(guān)鍵詞NOCYCLE。

5、In this article, I use a running example that matches CONNECT BY and the related pseudo columns to DB2 recursion, one step at a time.───在本文中，我使用一個(gè)實(shí)用的例子，這個(gè)例子將CONNECTBY和相關(guān)的偽列與DB2遞歸逐步進(jìn)行匹配。

6、To get all subordinates over all levels, the PRIOR operator must be added to the CONNECT BY part of the hierarchical query clause.───要獲取所有級別上的所有下屬，必須將PRIOR運算符添加到分級查詢(xún)子句的CONNECTBY部分。

7、For all rows produced by the iterations of the CONNECT by clause LEVEL is raised by 1.───對于通過(guò)CONNECT BY子句的迭代生成的所有行，LEVEL增加1。

8、are connect by the climbing.───攀巖是連結這些的紐帶。

9、The ants connect by gripping each others’ mandibles and claws.───這些螞蟻通過(guò)互相抓住彼此的下顎和側爪，聚集在一起。

connect by相似詞語(yǔ)短語(yǔ)

1、hevea connect───橡膠樹(shù)連接

2、open connect───打開(kāi)連接

3、connect───vi.連接，連結；聯(lián)合；vt.連接；聯(lián)合；關(guān)連；鏈接

4、coaster connect───過(guò)山車(chē)連接

5、coNNECT ON───接通

6、illusion connect───幻覺(jué)連接

7、coastline connect───海岸線(xiàn)連接

8、darts connect───飛鏢連接

9、provider connect───提供程序連接

2、oracle connect by 和 start with 的用法

給你看個(gè)例子你就明白了

SQL> SELECT * FROM DEP;

DEPID DEPNAME UPPERDEPID

----------- -------------------------------------------------------------------------------- -----------

0 General Deparment

1 Development 0

2 QA 0

3 Server Development 1

4 Client Development 1

5 TA 2

6 Porject QA 2

--

SQL> SELECT RPAD( ' ', 2*(LEVEL-1), '-' ) || DEPNAME "DEPNAME",

CONNECT_BY_ROOT DEPNAME "ROOT",

CONNECT_BY_ISLEAF "ISLEAF",

LEVEL ,

SYS_CONNECT_BY_PATH(DEPNAME, '/') "PATH"

FROM DEP

START WITH UPPERDEPID IS NULL

CONNECT BY PRIOR DEPID = UPPERDEPID;

DEPNAME ROOT ISLEAF LEVEL PATH

------------------------------ ------------------- ---------- ---------- --------------------------------------------------------------------------------

General Deparment General Deparment 0 1 /General Deparment

-Development General Deparment 0 2 /General Deparment/Development

---Server Development General Deparment 1 3 /General Deparment/Development/Server Development

---Client Development General Deparment 1 3 /General Deparment/Development/Client Development

-QA General Deparment 0 2 /General Deparment/QA

---TA General Deparment 1 3 /General Deparment/QA/TA

---Porject QA General Deparment 1 3 /General Deparment/QA/Porject QA

1. CONNECT_BY_ROOT 返回當前節點(diǎn)的最頂端節點(diǎn)

2. CONNECT_BY_ISLEAF 判斷是否為葉子節點(diǎn)，如果這個(gè)節點(diǎn)下面有子節點(diǎn)，則不為葉子節點(diǎn)

3. LEVEL 偽列表示節點(diǎn)深度

4. SYS_CONNECT_BY_PATH函數顯示詳細路徑，并用“/”分隔