as_overture: Convert a tbl_sql object to a overture_call object

In overtureR: Load 'Overture' Datasets as 'dbplyr' and 'sf'-Ready Data Frames

Convert a tbl_sql object to a overture_call object

Description

This function adds the overture_call class to a tbl_sql object. It is primarily used internally#' by the open_curtain() function but can also be used directly on tbl_sql #' objects representing Overture Maps data.

Usage

as_overture(x, type, theme = get_theme_from_type(type))

Arguments

x	A tbl_sql object representing an Overture Maps dataset.
type	A string specifying the type of overture dataset to read. Setting to "*" or NULL will read all types for a given theme.
theme	Inferred from type by default. Must be set if type is "*" or NULL

Details

The function adds the overture_call class as the first class of the object

Value

A tbl_sql object with the additional class overture_call and attributes overture_type and overture_theme.

Examples

# The open_curtain() function already uses as_overture() internally,
# but you can also use it directly:
conn <- stage_conn()
division <- open_curtain("division", tablename = "test")

class(division)

# views
division2 <- tbl(conn, "test")
division2 <- as_overture(division2)

exit_stage(conn)

overtureR documentation built on April 4, 2025, 2:21 a.m.