Refresh snowflake schema without waking cluster #4242
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What type of PR is this? (check all applicable)
Description
This PR allows the refreshing of Snow Flake schema based data sources, without waking
any clusters. It uses SHOW COLUMNS query instead of SELECT.
Related Tickets & Documents
Fixes issue #4217
Mobile & Desktop Screenshots/Recordings (if there are UI changes)
None. This is a backend change