instance method `prepare_statement`

Ruby on Rails 4.1.16

Since v3.1.12 Private

Available in: v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 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:

prepare_statement(sql)

Prepare the statement if it hasn’t been prepared, return the statement key.

Parameters

sql req

Source

# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 864
        def prepare_statement(sql)
          sql_key = sql_key(sql)
          unless @statements.key? sql_key
            nextkey = @statements.next_key
            begin
              @connection.prepare nextkey, sql
            rescue => e
              raise translate_exception_class(e, sql)
            end
            # Clear the queue
            @connection.get_last_result
            @statements[sql_key] = nextkey
          end
          @statements[sql_key]
        end

Defined in activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb line 864 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::PostgreSQLAdapter

Signature

Parameters