schemas/functions.sql: join_strs_transform(): Use STRICT optimization to avoid needing to manually check if the state value or input value is NULL (http://www.postgresql.org/docs/8.3/static/sql-createaggregate.html#AEN51596)
schemas/functions.sql: join_strs_transform(): Use STRICT optimization to avoid needing to manually check if the state value or input value is NULL (http://www.postgresql.org/docs/8.3/static/sql-createaggregate.html#AEN51596)