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The IBM DB2 Enterprise Server Edition is a relational model database server developed by IBM. It primarily runs on Unix (namely AIX), Linux, IBM i (formerly OS/400), z/OS and Windows servers.

4
votes
It's a hash join
answered Jan 4 '11 by Joe
11
votes
First off, the {1}s are redundant, so it's really just: ^[aofdmep][a-z][a-z0-9]{4}a[sidbfkfpo] This is actually a pretty simple patterh ... it's just looking at what the first 8 characters of the s …
answered Jan 17 '11 by Joe