instance method
drop_table
Ruby on Rails edge
Signature
drop_table(*table_names, **options)Drops a table or tables from the database.
:force-
Set to
:cascadeto drop dependent objects as well. Defaults to false. :if_exists-
Set to
trueto only drop the table if it exists. Defaults to false.
Although this command ignores most options and the block if one is given, it can be helpful to provide these in a migration’s change method so it can be reverted. In that case, options and the block will be used by #create_table except if you provide more than one table which is not supported.
Parameters
-
table_namesrest -
optionskeyrest
Source
# File activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb, line 603
def drop_table(*table_names, **options)
table_names.each do |table_name|
schema_cache.clear_data_source_cache!(table_name.to_s)
execute drop_table_sql(table_name, **options)
end
end
Defined in activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb line 603
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Defined in ActiveRecord::ConnectionAdapters::SchemaStatements