Load libraries
Get data for the past approximately 13 months
Simple plot of RDS spend through time
rds_by_day <-
  my_data %>%
  filter(
    id == "blended",
    service == "Amazon Relational Database Service"
  ) %>%
  mutate(date = as.Date(date))
ggplot(rds_by_day, aes(date, cost)) +
  geom_col() +
  scale_x_date(date_breaks = "10 days", date_labels =  "%b %d") +
  theme_grey(base_size = 16)Plot of all types with cost greater than zero though time
all_by_day <-
  my_data %>%
  filter(id == "blended") %>%
  group_by(service) %>%
  filter(sum(cost) > 0)  %>%
  mutate(date = as.Date(date))
ggplot(all_by_day, aes(date, cost)) +
  geom_col(aes(fill = acronym)) +
  scale_x_date(date_breaks = "10 days", date_labels =  "%b %d") +
  theme_grey(base_size = 16)