read_ztrax()
Read ZTRAX flat files into R dataframe
db_write_table_ztrax()
Write ZTRAX flat files to SQL database
sql_create_table_ztrax()
Generate CREATE TABLE SQL Statements
ztrax_layout
Table layouts for ZTRAX files.
state_lookup
Table of valid states for ZTRAX data.
ztrax_example_dir()
Get path to directory of example ZTRAX raw data files