LEFT OUTER JOIN with CONNECT_BY_ROOT
sql,oracle10g,connect-by,hierarchical-query
I still don't know what happened (still not working) but this solution seems to work fine in both cases: SELECT IDBRANCH, ENDNODEIDCONTENT, IDCATEGORY, IDPARENTCATEGORY, TAXYJ.IDCONTENT, TCT.CONTENTNAME AS ENDNODECONTENTNAME, CATEGORYNAME, LVL FROM ( SELECT CONNECT_BY_ROOT TAXY.IDCATEGORY AS IDBRANCH , CONNECT_BY_ROOT TAXY.IDCONTENT AS ENDNODEIDCONTENT , TAXY.IDCATEGORY , TAXY.IDPARENTCATEGORY , TAXY.IDCONTENT , TAXY.CATEGORYNAME...
Oracle Sibling Structure
oracle,siblings,connect-by,hierarchical-query
I get both rows with your last query as expected: SQL> SELECT * FROM SIBLINGSTEST 2 START WITH (col1 = 3 or col2 = 3) 3 CONNECT BY NOCYCLE ( 4 (PRIOR col1 = col1) or 5 (PRIOR col1 = col2) OR 6 (PRIOR col2 = col1) or 7 (PRIOR...
Not getting full series multiplication (product) in CONNECT-BY query
What you need is cumulative multiplication. But there is no such function either as Aggregate or Analytical function. But maths tells us multiplication can be changed to addition using logarithm. a * b = exp(ln(a) + ln(b)) Use this in SUM as analytical function. No need to use CONNECT BY...
PostgreSQL - migrate a query with 'start with' and 'connect by' in oracle
A something like this should work for you (SQL Fiddle): WITH RECURSIVE q AS ( SELECT po.user_id,po.user_name,po.reports_to,po.position FROM pr_operators po WHERE po.reports_to = 'dpercival' UNION ALL SELECT po.user_id,po.user_name,po.reports_to,po.position FROM pr_operators po JOIN q ON q.user_id=po.reports_to ) SELECT * FROM q; You can read more on recursive CTE's in the docs....
Connect By in MYSQL
You should use GROUP BY UNIX_TIMESTAMP(time_stamp) DIV 600 or something like the following to work around: SELECT dt FROM ( SELECT DATE_SUB(NOW(),INTERVAL 20 MINUTE) AS dt UNION SELECT DATE_SUB(NOW(),INTERVAL 10 MINUTE) AS dt UNION SELECT NOW() AS dt ) a You want to go ahead and subtract with other subqueries...