Adez017 commented on code in PR #16927: URL: https://github.com/apache/datafusion/pull/16927#discussion_r2237172395
########## docs/source/user-guide/sql/aggregate_functions.md: ########## @@ -618,6 +618,27 @@ regr_avgx(expression_y, expression_x) - **expression_y**: Dependent variable expression to operate on. Can be a constant, column, or function, and any combination of operators. - **expression_x**: Independent variable expression to operate on. Can be a constant, column, or function, and any combination of operators. +### Exmaple + +consider the table: + +```text ++-----+-------------+ +| day | temperature | +| --- | ----------- | +| 1 | 35 | +| 2 | 36 | +| 3 | NULL | +| 4 | 37 | +| 5 | 38 | ++-----+-------------+ +``` + +```sql +SELECT regr_avgx(total_sales, day) AS avg_day --considering day(x) independent variable Review Comment: ok , so i think we can reference each query with a table . as of now , i had not mentioned the tables that has been already had any reference above . we can make this changes . thanks for the suggestion @alamb -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org
