Class: ActiveRecord::ConnectionAdapters::MySQL::Column

Inherits:

ConnectionAdapters::Column

• Object
• ConnectionAdapters::Column
• ActiveRecord::ConnectionAdapters::MySQL::Column

Defined in:

lib/active_record/connection_adapters/mysql/column.rb

Overview

:nodoc:

Instance Method Summary

• #auto_increment? ⇒ Boolean (also: #auto_incremented_by_db?)
• #case_sensitive? ⇒ Boolean
• #unsigned? ⇒ Boolean
• #virtual? ⇒ Boolean

Instance Method Details

#auto_increment? ⇒ Boolean Also known as: auto_incremented_by_db?

Returns:

• (Boolean)

# File 'lib/active_record/connection_adapters/mysql/column.rb', line 17

def auto_increment?
  extra == "auto_increment"
end

#case_sensitive? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_record/connection_adapters/mysql/column.rb', line 13

def case_sensitive?
  collation && !collation.end_with?("_ci")
end

#unsigned? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_record/connection_adapters/mysql/column.rb', line 9

def unsigned?
  /\bunsigned(?: zerofill)?\z/.match?(sql_type)
end

#virtual? ⇒ Boolean

Returns:

• (Boolean)

# File 'lib/active_record/connection_adapters/mysql/column.rb', line 22

def virtual?
  /\b(?:VIRTUAL|STORED|PERSISTENT)\b/.match?(extra)
end