Re: SQL to return rows that follow a starting relationship -- MIDRANGE-L

× The internal search function is temporarily non-functional. The current search engine is no longer viable and we are researching alternatives.
As a stop gap measure, we are using Google's custom search engine service.
If you know of an easy to use, open source, search engine ... please contact support@midrange.com.

Subject: Re: SQL to return rows that follow a starting relationship
From: Buck Calabro <kc2hiz@xxxxxxxxx>
Date: Thu, 30 Aug 2018 14:31:29 -0400
Autocrypt: addr=kc2hiz@xxxxxxxxx; keydata= xsDiBEcbaT4RBADqmM9OgXil65pjrxclJpxuAF6vraI3kkmJbEHb5ElL7EquHE3QDuFqFgIB 4NZLHDbVAh0AD5exAX+r+xg//UvtBc2k34HROnCpWTMnIOaSVhhVjpYEbZGLz6wfrRpu4Qyn 45iaKT4F0qcHo+0LrGQPef3xrFkUhxURgzY5zgo6+wCg/XjYJ155witPWB2CbNf6RAm9QT0D /jSp6YhvE3xPE12aBuRYM678JTbaQfuYv4HUfug1Wz/0zH5btfEihWVN4wbKaoQ/H/29v2TP /Lyh8XTVd3Z0rz4iaSD5fGicn81WPANBeIepLB8vpfEik6UhHpN1DJkz6Ryw2mgx8p53LhHV Ck4Jt0HP2TAl3f7QTXGFOiFzJwEqBACsHk/gFpKAHdv7n4vJoHqp0RNgOOyhnTThlulPilt6 tAaSe10FOrrugBuLMn7wXBANQ1ApmIb5yNjhYqPREj65OVv2MUbw8H2HnQs//Z6aodyR/kzU 2q2G9A/YFI1LL0m/gvaVbEj/wE0ybBgFkrcoEFeStkqS5HzLEFGUDFXhD80fQnVjayBDYWxh YnJvIDxrYzJoaXpAZ21haWwuY29tPsKFBBMRAgBFAhsDBgsJCAcDAgQVAggDBBYCAwECHgEC F4AFAkcbdMokGGh0dHA6Ly9rZXlzZXJ2ZXIudmVyaWRpcy5jb206MTEzNzEvAAoJEN7KcclH umuRfngAoNXU6AXqyTR8FRuoXKBGS4k7bPUEAJ912WKSkjpCt0axjrq6j22e5XgWzc7BTQRH G2k+EAgAnLXJ9hOqedgsIYM3LuomBBNN+7WTFSVaJ3Rqz8XVZtJvLL0bIRAvpVK9L9rYXlCR cPAm0YNK6H2DR7sQxWlxEH4mWB+jTCTALpcVq+Kpfbw5qDdn+9DVMS7tBOchtTlPSGgdKgn7 sTObra8cHtX/ddTB6OLzHeTXr4PZbUwVeQdIStdwMmozKBQvgjXWKi1GiuYbwYkCM/zJEUCs J36BIE4li9xohJ5O4iKC20YVckMJfZLbn1a2gVgn6Re8C5ezNewT0qM8ZDCUNENWAxsU/c9J UCFQ2QcMU+25b84D5yPxnEKna5U9Fz2JjRjWy5ZKZx2+WhZj0r2Tw6/kGb28AwADBgf/WBsn JSMHxyVfg+LKLHpdANwa9jdrKOt2WjJbWOiJ9l7SmqD0oi3c22FFxRXKsFfjCikLk9wbLZKH SqqnOePvMMHqNcqQTSv7+ARjxnBH4g6dhqg+zmebKpt8zV2awQzYSSm4YY6IqzkWmPNAN7BU zUtSAfL4UU2PljTnT9m443aVCTXMne5l90HQv/gdJ121owg5KuGE6LodTpoR4hn9nbdKWtfY pDNoykvR+GN5y335yF2Zp/j6QgdxWezjou5Y3/6PUZLEsJagWe9hAcKb1eiO2bmg+1bFYu0T g5Mvb27nqfFeHHFysC7a7sXtxp/pqNLNDcK6j/7Th6vF7/n98cJJBBgRAgAJBQJHG2k+AhsM AAoJEN7KcclHumuR9SgAnRuJWHon4GP58xbqCiFR/jSUfvRgAJ47KZ1UNoXgdftoePnbrZu6 W+poEw==
List-archive: <https://archive.midrange.com/midrange-l/>
List-help: <mailto:midrange-l-request@midrange.com?subject=help>
List-id: Midrange Systems Technical Discussion <midrange-l.midrange.com>
List-post: <mailto:midrange-l@midrange.com>
List-subscribe: <https://lists.midrange.com/mailman/listinfo/midrange-l>, <mailto:midrange-l-request@midrange.com?subject=subscribe>
List-unsubscribe: <https://lists.midrange.com/mailman/options/midrange-l>, <mailto:midrange-l-request@midrange.com?subject=unsubscribe>

On 8/30/2018 2:22 PM, Charles Wilt wrote:

Sounds like you want a recursive query (aka recursive common table
expression (v5r4))...

At 7.1 you even have the CONNECT BY clause available to do recursion
without the CTE...
https://www.mcpressonline.com/analytics-cognitive/db2/techtip-db2s-connect-by-simplifies-recursive-processing

I highly recommend this video of Birgitta presenting at COMMON Europe:
https://www.youtube.com/watch?v=VeMAmMYCHI0 She goes over some very
understandable scenarios where RCTEs are a fit.

As an Amazon Associate we earn from qualifying purchases.

Follow-Ups:

Re: SQL to return rows that follow a starting relationship , Dan

This mailing list archive is Copyright 1997-2024 by midrange.com and David Gibbs as a compilation work. Use of the archive is restricted to research of a business or technical nature. Any other uses are prohibited. Full details are available on our policy page. If you have questions about this, please contact [javascript protected email address].

Operating expenses for this site are earned using the Amazon Associate program and Google Adsense.