instance method `dump_schema_cache`

Ruby on Rails 5.2.8.1

Since v5.2.8.1

Available in: v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

dump_schema_cache(conn, filename)

Dumps the schema cache in YAML format for the connection into the file

Examples:

ActiveRecord::Tasks::DatabaseTasks.dump_schema_cache(ActiveRecord::Base.connection, "tmp/schema_dump.yaml")

Parameters

conn req
filename req

Source

# File activerecord/lib/active_record/tasks/database_tasks.rb, line 293
      def dump_schema_cache(conn, filename)
        conn.schema_cache.clear!
        conn.data_sources.each { |table| conn.schema_cache.add(table) }
        open(filename, "wb") { |f| f.write(YAML.dump(conn.schema_cache)) }
      end

Defined in activerecord/lib/active_record/tasks/database_tasks.rb line 293 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::Tasks::DatabaseTasks

Signature

Examples:

Parameters