Web24 May 2012 · Found this post for my problem and glad I did. I had a view that was joining two tables where there is 1 row in table A and zero to many in table B. Issue was that if table B had 4 rows my view would return 4 duplicate rows and distinct could not be used since to_clob for varchar CASE statements were in use. Web14 Jan 2024 · (Note: If any values in the first argument of the MATCH predicate are null, a True value always returns.) SQL’s developers added the MATCH predicate and the UNIQUE predicate for the same reason — they provide a way to explicitly perform the tests defined for the implicit referential integrity (RI) and UNIQUE constraints.
SQL Contains String – SQL RegEx Example Query
Web27 Sep 2024 · 2 Answers Sorted by: 2 Inner sub-query returns the nearest date. SELECT ta.ID, ta.RequestNumber, tb.Serial, tb.dt FROM ta JOIN tb ON tb.RequestNumber = ta.RequestNumber AND tb.dt = (SELECT TOP 1 dt FROM tb WHERE RequestNumber = ta.RequestNumber AND dt >= ta.dt ORDER BY RequestNumber, dt ASC); Web20 Dec 2014 · Given an instance of SQL Server, imagine there's a table named Configuration, which has three columns: ID, Name, and Data.There should be no duplicate rows for Name.. Now imagine that you want to select the data stored for a particular configuration, but if that configuration doesn't have a row in the table, then you just want to select a default value … can horses eat milk thistle
How to select first row from a join that returns multple rows on the
Web23 Aug 2024 · SQL patterns are useful for pattern matching, instead of using literal comparisons. They have a more limited syntax than RegEx, but they're more universal … Web30 May 2013 · In the following test I have 3 tests. The first one is always true, the second one fails without referencing the table, and the third fails only when the data is taken into account. In this particular run both rows are returned successfully. If I comment out the first WHEN, or the first and second then I get failures. WebHow to select only first rows that satisfies conditions? I'm doing a join between two tables and adding a condition want to obtain only the first row that satisfie the join condition and … can horses eat maple leaves