SQL_Retrievefunction described earlier, except we use the
'all'input to retrieve all data, rather than the
'null'input used to retrieve just missing data (requiring calculation).
op_ids, specifying the ts_ids and op_ids to be retrieved from the database.
SQL_GetIDsfunction. Running the code in this way, using the ‘all’ tag, ensures that the full range of ts_ids and op_ids specified are retrieved from the database and stored in the local file, HCTSA.mat, which can then form the basis of subsequent analysis.