instance method
add_index_sql
Ruby on Rails 5.0.7.2
Since v3.2.22.5 Last seen in v5.1.7Signature
add_index_sql(table_name, column_name, options = {})No documentation comment.
Parameters
-
table_namereq -
column_namereq -
optionsopt = {}
Source
# File activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb, line 792
def add_index_sql(table_name, column_name, options = {})
index_name, index_type, index_columns, _, index_algorithm, index_using = add_index_options(table_name, column_name, options)
index_algorithm[0, 0] = ", " if index_algorithm.present?
"ADD #{index_type} INDEX #{quote_column_name(index_name)} #{index_using} (#{index_columns})#{index_algorithm}"
end
Defined in activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb line 792
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Defined in ActiveRecord::ConnectionAdapters::AbstractMysqlAdapter