WebMar 7, 2024 · SELECT "number of rows deleted" FROM TABLE (RESULT_SCAN (LAST_QUERY_ID ())); The slightly more difficult way to do it after the fact would be to look through QUERY_HISTORY in batch, parse out the queries that are DELETE statements, grab the table name, and then run the same query above for each query_id...collect and report … WebThere are many ways to delete duplicates. Using ROW_NUMBER () function Using TEMPORARY table Using correlated sub-query Using MERGE Statement ROW_NUMBER options are very commonly used. example 1: DELETE FROM tempa using ( SELECT id,amt, ROW_NUMBER () OVER (PARTITION BY amt ORDER BY id) AS rn FROM tempa ) dups
How To Audit Views In Snowflake? - Medium
WebIf the DELETE condition is satisfied for any of the joined combinations, the target row is deleted. For example, given tables tab1 and tab2 with columns (k number, v number): If you run the following query, the row in tab1 is joined against both rows of tab2: Because at least one joined pair satisfies the condition, the row is deleted. As a ... WebMar 21, 2024 · How can I delete a huge amount of data from a table? Hi Snowflakers, I would like to delete data that is older than 3 months from our biggest table every weekend. This query is apparently very inefficient because it writes TBs of data to remote disk. Every day we have around 4M events and the table has about 30TB of data. diy microwave cake in a mug
Solved: How do I remove rows after merging cell contents,
WebTo delete rows in a Snowflake table, use the DELETE statement: delete from sessions where id = 7 ; The WHERE clause is optional, but you'll usually want it, unless you really want to … WebRemove rows from a table. You can use a WHERE clause to specify which rows should be removed. additional table(s) to identify the rows to be removed, specify the subquery(s) or table(s) in a USING clause. Important Unlike TRUNCATE TABLE, this command does … WebYou can delete a table by clicking on its name under Your Data > Tables in the left-hand navigation menu. From there, click on Delete next to the table you want to remove … crain\\u0027s health pulse