method

columns

Ruby on Rails latest stable (v4.2.7) - 0 notes - Class: Mysql2Adapter

1.0.0
1.1.1
1.1.6
1.2.0
1.2.6
2.0.0
2.0.3
2.1.0
2.2.1
2.3.2
2.3.8
3.0.0
3.0.5
3.0.9
3.1.0 (0)
3.2.1
3.2.3
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
What's this?

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v3.1.0) is shown here.

These similar methods exist in v4.2.7:

columns(table_name, name = nil) public

Returns an array of Mysql2Column objects for the table specified by table_name.

Show source

# File activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb, line 469
      def columns(table_name, name = nil)
        sql = "SHOW FIELDS FROM #{quote_table_name(table_name)}"
        columns = []
        result = execute(sql, 'SCHEMA')
        result.each(:symbolize_keys => true, :as => :hash) { |field|
          columns << Mysql2Column.new(field[:Field], field[:Default], field[:Type], field[:Null] == "YES")
        }
        columns
      end

columns

Related methods

Method deprecated or moved

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