Assert that cdm has a writable schema — assert_write

A cdm object can optionally contain a single schema in a database with write access. assert_write_schema checks that the cdm contains the "write_schema" attribute and tests that local dataframes can be written to tables in this schema.

Usage

assert_write_schema(cdm, add = NULL)

assertWriteSchema(cdm, add = NULL)

Arguments

cdm: A cdm object
add: An optional AssertCollection created by checkmate::makeAssertCollection() that errors should be added to.

Value

Invisibly returns the cdm object