get_new_dimension_instances: Get new dimension instances

In rolap: Obtaining Star Databases from Flat Tables

Get new dimension instances

Description

From the planned update, it obtains the instances of the update dimensions that are not included in the star database dimensions to be updated.

Usage

get_new_dimension_instances(sdbu)

## S3 method for class 'star_database_update'
get_new_dimension_instances(sdbu)

Arguments

sdbu	A star_database_update object.

Value

A list of tibble objects.

See Also

star_database

Other star database refresh functions: get_existing_fact_instances(), get_lookup_tables(), get_star_database(), get_star_schema(), get_transformation_code(), get_transformation_file(), incremental_refresh(), update_according_to()

Examples

f1 <-
  flat_table('ft_num', ft_cause_rpd[ft_cause_rpd$City != 'Cambridge' &
                                      ft_cause_rpd$WEEK != '4',]) |>
  as_star_database(mrs_cause_schema_rpd) |>
  role_playing_dimension(rpd = "When",
                         roles = c("When Available", "When Received"))
f2 <- flat_table('ft_num2', ft_cause_rpd[ft_cause_rpd$City != 'Bridgeport' &
                                           ft_cause_rpd$WEEK != '2',])
f2 <- f2 |>
  update_according_to(f1)
dim_instances <- f2 |>
  get_new_dimension_instances()

rolap documentation built on May 29, 2024, 10:38 a.m.