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"A string is limited to 64000 bytes (either 64000 ASCII characters or 16000 UNICODE characters). I believe there is also a total row width l" in TwinFin Talk • 2 replies |
3 days ago |
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"One key rule in dimensional design is fact table foreign keys always reference a row. It is standard practice to include 'unknown' rows in" in Users • 8 replies |
3 days ago |
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"Have you generated statistics on the tables?" in Users • 8 replies |
4 days ago |
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"venky wrote: Hi, @Nick Galemmo: Thanks for the clarification then how would one practice nzsql? Thanks Venky The only way to u" in Users • 6 replies |
4 days ago |
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"select statement from table B full outer join table B (self join comparing two enterits) -> of which output should go in .dat file. Isn't" in TwinFin Talk • 2 replies |
5 days ago |
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"My guess is it would hit 100% and the query would blow up long before you notice the alert. Besides, there isn't much you can do about it o" in Users • 4 replies |
5 days ago |
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"No. NZSQL is implemented on the hardware. There use to be a Netezza simulator (essentially an NZSQL emulator) that ran under Windows, but" in Users • 6 replies |
5 days ago |
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"You still need to do micro-batches, it is just that you are doing them more frequently. Performance hit will all depend on how much data yo" in Prospective Users • 3 replies |
6 days ago |
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"Manually? Don't think so. Anyway, Kimball suggests exploding the heirarchy, creating a bridge table that contains any parent and all its" in TwinFin Talk • 10 replies |
1 week ago |
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"Itachi wrote: Also if the rows are in several billions would it make sense to call sql over only million slices by and repeating it in" in Enzee Universe • 16 replies |
1 week ago |
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"If you are doing inserts only into the table, and the date pretty much represents the chronological order the rows are insterted, the zone m" in Users • 6 replies |
1 week ago |
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"If the strategy is to truncate and load, does it matter if it fails? You can rerun a process like that all day and not have an issue. Ta" in TwinFin Talk • 7 replies |
1 week ago |
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"It is possible to define a UDF such that it executes on the host, but it's use single threads the execution of the query. The Netezza box w" in Users • 13 replies |
1 week ago |
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"See my edited response. If you put it in a temp table it is accessible at the SPU if you include it in the FROM clause. Your function coul" in Users • 13 replies |
1 week ago |
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"This form of SELECT executes on the host (it is essentially an assignment statement): SELECT read_file(TO_DATE('2012-05-09', 'YYYY-MM-DD')" in Users • 13 replies |
1 week ago |