{"slug":"why-ticker-symbols-break-datasets","qid":"rename_gap","label":"Trading sessions per year under FB and META","post_title":"Why Ticker Symbols Break Your Dataset","post_url":"/blog/why-ticker-symbols-break-datasets#q-rename_gap","columns":["year","fb_sessions","meta_sessions"],"rows":[{"year":"2012","fb_sessions":155,"meta_sessions":0},{"year":"2013","fb_sessions":252,"meta_sessions":0},{"year":"2014","fb_sessions":252,"meta_sessions":0},{"year":"2015","fb_sessions":252,"meta_sessions":0},{"year":"2016","fb_sessions":252,"meta_sessions":0},{"year":"2017","fb_sessions":251,"meta_sessions":0},{"year":"2018","fb_sessions":251,"meta_sessions":0},{"year":"2019","fb_sessions":252,"meta_sessions":0},{"year":"2020","fb_sessions":253,"meta_sessions":0},{"year":"2021","fb_sessions":252,"meta_sessions":129},{"year":"2022","fb_sessions":109,"meta_sessions":161},{"year":"2023","fb_sessions":0,"meta_sessions":250},{"year":"2024","fb_sessions":0,"meta_sessions":252},{"year":"2025","fb_sessions":131,"meta_sessions":250},{"year":"2026","fb_sessions":160,"meta_sessions":160}],"shape":"ranking","sql":"SELECT\n    toString(toYear(date))   AS year,\n    countIf(ticker = 'FB')   AS fb_sessions,\n    countIf(ticker = 'META') AS meta_sessions\nFROM global_markets.stocks_daily_aggs\nWHERE ticker IN ('FB', 'META')\n  AND date >= '2012-01-01'\nGROUP BY year\nORDER BY year","computed_at":"2026-08-22T04:37:21.618649+00:00","elapsed":0.044988935}