method
add_column
v3.1.0 -
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Class: Mysql2Adapter
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add_column(table_name, column_name, type, options = {})
public
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# File activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb, line 491 def add_column(table_name, column_name, type, options = {}) add_column_sql = "ALTER TABLE #{quote_table_name(table_name)} ADD #{quote_column_name(column_name)} #{type_to_sql(type, options[:limit], options[:precision], options[:scale])}" add_column_options!(add_column_sql, options) add_column_position!(add_column_sql, options) execute(add_column_sql) end