ontopofmalvern
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- Mar 24, 2017
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Hi, hope this is clear.
I am trying to write a query for a school time table database, this is a simplified version of what I am attempting which hopefully gets to the problem.
table data is -
I am trying to write a query for a school time table database, this is a simplified version of what I am attempting which hopefully gets to the problem.
table data is -
tbl_lessons |