Import #1: firstcascade_fx_eurusd.csv

Original source

The file exactly as the legacy system exported it. Rows are stored once and never edited, so this is the evidence every canonical record and every finding traces back to.

parsed

Rows read: 196
Quarantined: 0
Encoding: utf-8-sig
Uploaded: 2026-09-22 05:11:23Z

Rows

Values are shown verbatim, including the whitespace and formatting the export contained.

Raw rows as read
Row	Lines	Date	Currency Pair	Rate
1	2	2026-01-01	EUR/USD	1.0735
2	3	2026-01-02	EUR/USD	1.0744
3	4	2026-01-03	EUR/USD	1.0730
4	5	2026-01-04	EUR/USD

Quarantined rows

Lines the reader could not turn into a row. They are kept verbatim and excluded from every result, so anything here is missing from the migration.

Every row was read.

Profile

What the reader observed per column, used to suggest a column mapping and to flag ambiguous dates.

Column profile
Column	Distinct	Max length	Patterns
Date	196	10	date yyyy mm dd 196
Currency Pair	1	7	—
Rate	138	6	decimal 196