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Home » MIDRANGE-L » February 1999

Re: Semi-Optimistic


  • Subject: Re: Semi-Optimistic
  • From: "Roger Pence" <rp@xxxxxxxxxxxxxx>
  • Date: Fri, 19 Feb 1999 14:24:48 -0600

fixed



>New type of indices imrove search, but cannot be used for ordering records,
>particularly for reading the file in a key order (this is in a nature of
>these indices).
>They will really improve SQL queries, because SQL operates over SETS of
>records.
>They cannot possibly do much about CHAIN-READE cycle.
>
>Best regards
>    Alexey Pytel


Hmmm, so the distinction isn't for what's used to create a table (between
OS/400 "native" commands and SQL) but rather what mechanism (record level
access out of a HLL versus SQL) is used to access the table. Thus, (it is
assumed) VEI works best for SQL-imposed access, right?

rp



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