private String getDelimiter() {
    return delimiter;
  }
Runs an SQL script (read in using the Reader parameter) using the
connection passed in

@param conn
           - the connection to use for the script
@param reader
           - the source of the script
@throws SQLException
            if any SQL errors occur
@throws IOException
            if there is an error reading from the Reader
iceberg/iceberg-catalog/src/test/java/org/apache/iceberg/hive/ScriptRunner.java