This function connects to a DuckDB database and prints the names of all tables currently in the database. It can also print the first few rows of specific tables.
Usage
# S3 method for class 'mod_db'
print(mod_db)Arguments
- mod_db
A character string or an object of class mod_db representing the DuckDB database to connect to.
- tables
A character vector specifying the names of tables to print. Defaults to the last table given, which will print all tables. If specific table names are provided, it will only print those (ex. "positions", "regions", "meth_diff"). If tables ="all", the function will print out all table sin the database...
Details
The function establishes a connection to the database, retrieves the list of tables, and prints their names. If the specified table exists, it also prints the first few rows of that table. If a specified table does not exist, a message is printed to indicate this.
Examples
# Specify the path to the database
mod_files <- system.file("test_data", package = "MethylSeqR")
mod_db <- tempfile("example_db")
# Print out tables in the database
make_pos_db(mod_files, mod_db) |> print()
#> Error in make_pos_db(mod_files, mod_db): could not find function "make_pos_db"