NOTICE DATE:  October 27, 2008

NOTICE TYPE:  M-A102708-01   Extracts Wholesale/Retail

CLASSIFICATION: Public

SHORT DESCRIPTION:  Daily_Ind_BESBIDS DDL Update

INTENDED AUDIENCE:  ERCOT Market Participants

DAY AFFECTED:  October 28, 2008

LONG DESCRIPTION:  ERCOT is updating the DDL for the Daily_Ind_BESBIDS extract to correct a description in one of the column names in the extract.  The updated DDL will be added to the website as IND_BES_BIDS_v03.sql on October 28, 2008. 

An important note – there are no changes being made to the Daily_Ind_BESBIDS extract file, this is a correction to the DDL which is an optional file used by Market Participants to understand the contents and structure of the existing posting.

The Daily_Ind_BESBIDS posting is located at https://pi.ercot.com/contentproxy/publicList?folder_id=10001838 and can also be accessed from the Public portion of the Report Explorer for your company on the Texas Market Link (TML).

The change to the DDL is as follows:

The comment on the RAMPRATE column was as follows: “The RampRate is the speed with which balancing energy can be deployed. Measured in megawatts per market interval (15 minutes).”

This comment was changed to the following: “The RampRate is the speed with which balancing energy can be deployed. Measured in megawatts per minute.”

The new DDL is attached for your reference.

CONTACT:  If you have any questions, please contact your ERCOT Account Manager. You may also call the general ERCOT Client Services phone number at (512) 248-3900 or contact ERCOT Client Services via e-mail at [log in to unmask].

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kd