Retrieve documents from the database
Examples
if (FALSE) { # \dontrun{
# Using default SQLite database
all_docs <- get_documents()
doc <- get_documents(document_id = 1)
# Using explicit connection
db <- DBI::dbConnect(RSQLite::SQLite(), "ecoextract.sqlite")
all_docs <- get_documents(db_conn = db)
doc <- get_documents(document_id = 1, db_conn = db)
DBI::dbDisconnect(db)
} # }