Connect to a DuckLake catalog with abstracted backend support

Usage

ducklake_connect_catalog(
  con,
  backend = c("duckdb", "sqlite", "postgresql", "mysql"),
  connection_string = NULL,
  data_path = NULL,
  alias = "ducklake",
  secret_name = NULL,
  read_only = FALSE,
  create_if_missing = TRUE,
  extra_options = list()
)

Arguments

con: A DuckDB connection with DuckLake loaded.
backend: Database backend type ("duckdb", "sqlite", "postgresql", "mysql").
connection_string: Database connection string (format depends on backend).
data_path: Path/URI for table data (Parquet files). Required for new lakes.
alias: Schema alias to attach as. Default: "ducklake".
secret_name: Optional secret name to use instead of direct connection parameters.
read_only: Logical, open lake read-only. Default: FALSE.
create_if_missing: Logical, create metadata DB if missing. Default: TRUE.
extra_options: Named list of additional ATTACH options.

Value

Invisible NULL.