User Guide

Standard NetLinx API (SNAPI) R 1.8.0
76
Digital Media Server Functions (Cont.)
Name Component Channel Level Command Constant Notes
queryDB(mdbss) IMediaDBComponent MEDIADBNEXT-<key> Request next record (count =1) starting
with the next record <position> for the
media search associated with search key
<key>. If <position> is not present, it is
assumed th be the next record in the
search result set based on the last MEDI-
ADBNEXT or MEDIADBPREV command.
Responses with MEDIADBNEXT-
<key>,<count>,<position> where <key> is
the search key, <count> is the number of
records to expect and <position> is the
position of the first record to be returned
between 1 through the total number of
records.
queryDB(mdbss, count) IMediaDBComponent MEDIADBNEXT-
<key>,<count>
Request next record (count =1) starting
with record <position> for the media search
associated with search key <key>. If
<position> is not present, it is assumed th
be the next record in the search result set
based on the last MEDIADBNEXT or
MEDIADBPREV command. Responses
with MEDIADBNEXT-
<key>,<count>,<position> where <key> is
the search
queryDB(mdbss) IMediaDBComponent MEDIADBPREV-<key> Request previous record (count = 1) for the
media search associated with search key
<key>. Responses with MEDIADBPREV-
<key>,1,<position> where <key> is the
search key and <position> is the position of
the first record to be returned between 1
through the total number of records.
queryDB(mdbss, count) IMediaDBComponent MEDIADBPREV-
<key>,<count>
Request previous <count> records for the
media search associated with search key
<key>. Responses with MEDIADBPREV-
<key>,<count>,<position> where <key> is
the search key, <count> is the number of
records to expect and <position> is the
position of the first record to be returned
between 1 through the total number of
records.
queryDB(mdbss) IMediaDBComponent MEDIADBREFRESH-
<key>
Refresh record starting with the last starting
position used with a MEDIADBNEXT or
MEDIADBPREV command for the media
search associated with search key <key>.
Responses with MEDIADBNEXT-
<key>,<count>,<position> where <key> is
the search key, <count> is the number of
records to expect and <position> is the
position of the first record to be returned
between 1 through the total number of
records.