v.21.7Bug Fix
Fix bug in mapContains function causing empty column error
Fix bug with constant maps in mapContains function that lead to error empty column was returned by function mapContains. Closes #25077. #25080 (Kruglov Pavel).Fix bug with constant maps in mapContains function that lead to error empty column was returned by function mapContains. Closes #25077. #25080 (Kruglov Pavel).