{"package":"IRAUCTION","pdr_config":{"mappings":[{"REPORT_NAME":"IRAUCTION_CONFIG","REPORT_SUB_TYPE":"AUCTION_TRANCHE","VERSION":1}],"transaction_type":"INSERT-UPDATE","row_filter_type":"LASTCHANGED"},"documentation_urls":["https://nemweb.com.au/Reports/Current/MMSDataModelReport/Electricity/ElectricityDataModelReport_files/Elec31.htm#55"],"comment":"AUCTION_TRANCHE supports the Settlement Residue Auction, by holding the default definitions for the percentage number of units allocated and dates applicable to each tranche for a specified auction quarter. This information provides the basis for setting up contracts for individual tranches.","description":"AUCTION_TRANCHE is public data, and is available to all participants.\n\nSource\n\nUpdates are quarterly from SRA team via SRIS interface.\n\nVolume\n\nAUCTION_TRANCHE contains a maximum of 100 records per year.","primary_keys":["CONTRACTYEAR","QUARTER","TRANCHE","VERSIONNO"],"indexes":[["LASTCHANGED"]],"columns":{"CONTRACTYEAR":{"sql_type":"NUMBER(4,0)","pl_type":"pl.UInt16","mandatory":true,"comment":"SRA Contracted Year","examples":["2032"],"is_integer":true,"unsigned_int":true,"num_int_bits":16},"QUARTER":{"sql_type":"NUMBER(1,0)","pl_type":"pl.Int8","mandatory":true,"comment":"SRA Contracted Quarter","examples":["4"],"is_integer":true,"num_int_bits":8},"TRANCHE":{"sql_type":"NUMBER(2,0)","pl_type":"pl.Int8","mandatory":true,"comment":"Label identifying the arbitrary segmented share of the Interconnector flow","examples":["1","12"],"is_integer":true,"num_int_bits":8},"VERSIONNO":{"sql_type":"NUMBER(3,0)","pl_type":"pl.UInt16","mandatory":true,"comment":"Version of data for other key data - a higher version for same key data will take precedence","examples":["1"],"is_integer":true,"unsigned_int":true,"num_int_bits":16},"AUCTIONDATE":{"sql_type":"DATE","pl_type":"pl.Date()","mandatory":false,"comment":"Default date of the auction","examples":["2029/12/17 00:00:00"],"parse_csv_as_string":true,"is_date":true},"CHANGEDATE":{"sql_type":"DATE","pl_type":"pl.Date()","mandatory":false,"comment":"Date of changing this record","examples":["2026/10/01 00:00:00"],"parse_csv_as_string":true,"is_date":true},"CHANGEDBY":{"sql_type":"VARCHAR2(15)","pl_type":"str","mandatory":false,"comment":"Name of person who changed this record","examples":["SYSTEM"]},"LASTCHANGED":{"sql_type":"DATE","pl_type":"pl.Datetime()","mandatory":false,"comment":"Date and time record was last changed","examples":["2026/10/01 00:00:00"],"parse_csv_as_string":true,"is_s_datetime":true},"NOTIFYDATE":{"sql_type":"DATE","pl_type":"pl.Date()","mandatory":false,"comment":"Default date participants notified of details","examples":["2029/12/03 00:00:00"],"parse_csv_as_string":true,"is_date":true},"UNITALLOCATION":{"sql_type":"NUMBER(18,8)","pl_type":"pl.Float64","mandatory":false,"comment":"Percentage of units allocated to the tranche","examples":["8.33333333"],"is_float":true}},"example_zip_url":"https://www.nemweb.com.au/Data_Archive/Wholesale_Electricity/MMSDM/2026/MMSDM_2026_09/MMSDM_Historical_Data_SQLLoader/DATA/PUBLIC_ARCHIVE%23AUCTION_TRANCHE%23FILE01%23202609010000.zip","manifest_summary":{"first_month":{"year":2015,"month":1},"last_month":{"year":2026,"month":9},"has_missing_months":true,"compressed_size_per_month":575,"decompressed_size_all_time":332270},"visibility":"Public","trigger":"Updated quarterly"}