method

add_column

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What's this?

add_column(table_name, column_name, type, options = {}) public

Adds a new column to the named table. See TableDefinition#column for details of the options you can use.

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 423
        def add_column(table_name, column_name, type, options = {})
          clear_cache!
          super
        end

add_column

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