method

change_column_comment

v6.0.0 - Show latest stable - 0 notes - Class: SchemaStatements

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0
3.0.9
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1 (0)
5.1.7 (0)
5.2.3 (0)
6.0.0 (0)
6.1.3.1 (0)
6.1.7.7 (0)
7.0.0 (0)
7.1.3.2 (0)
What's this?

change_column_comment(table_name, column_name, comment_or_changes) public

Adds comment for given table column or drops it if comment is a nil

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 421
        def change_column_comment(table_name, column_name, comment_or_changes) # :nodoc:
          clear_cache!
          comment = extract_new_comment_value(comment_or_changes)
          execute "COMMENT ON COLUMN #{quote_table_name(table_name)}.#{quote_column_name(column_name)} IS #{quote(comment)}"
        end

change_column_comment

Related methods

Flowdock - Team Inbox With Chat