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Showing posts with the label Intervals

Allen's Interval Algebra Operations In Sql

I've been struggling to solve a few tricky problems in SQL where I need to infer asset utilisat… Read more Allen's Interval Algebra Operations In Sql

How To Set Sql To Find Records From Last Sunday To This Sunday (1 Week)

This is similar to what I have now, which is: SELECT COUNT(author) FROM `posts` WHERE `date` >= … Read more How To Set Sql To Find Records From Last Sunday To This Sunday (1 Week)

Select Records Where Date == Now + 21 Days (not Between)

I have a table session_dates with some fields and a timestamp field named timestart. What I would l… Read more Select Records Where Date == Now + 21 Days (not Between)

Oracle Generating Schedule Rows With An Interval

I have some SQL that generates rows for every 5 minutes. How can this be modified to get rid of ove… Read more Oracle Generating Schedule Rows With An Interval

Select Records Where Date == Now + 21 Days (NOT Between)

I have a table session_dates with some fields and a timestamp field named timestart. What I would l… Read more Select Records Where Date == Now + 21 Days (NOT Between)

How To Set SQL To Find Records From Last Sunday To This Sunday (1 Week)

This is similar to what I have now, which is: SELECT COUNT(author) FROM `posts` WHERE `date` >= … Read more How To Set SQL To Find Records From Last Sunday To This Sunday (1 Week)