instance method `prepare_statement`

Ruby on Rails 6.1.7.10

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, binds)

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

Parameters

sql req
binds req

Source

# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 735
        def prepare_statement(sql, binds)
          @lock.synchronize do
            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, binds)
              end
              # Clear the queue
              @connection.get_last_result
              @statements[sql_key] = nextkey
            end
            @statements[sql_key]
          end
        end

Defined in activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb line 735 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::PostgreSQLAdapter

Signature

Parameters