Difference between revisions of "RDO PING()"

Latest revision as of 12:07, 22 June 2010

Check whether a server connection is active

RDO_PING(<expN>)

MYSQL_PING(<expN>)

The RDO_PING() function is used to check whether a server connection is active.

Keywords	Description
<expN>	Connection reference from RDO_CONNECT()

conn = rdo_connect("recital", "localhost", "?", "?","southwind")
echo rdo_ping(conn), "\n"
rdo_close(conn)

Recital, Recital Server

@@ Line 1: / Line 1: @@
-{{YLM to do}}
 ==Purpose==
 Check whether a server connection is active
@@ Line 5: / Line 4: @@
 ==Syntax==
-RDO_PING([<expN>])
+RDO_PING(<expN>)
+MYSQL_PING(<expN>)
 ==See Also==
 [[RDO_AFFECTED_ROWS()]], [[RDO_CLOSE()]], [[RDO_CONNECT()]], [[RDO_DATA_SEEK()]], [[RDO_ERRNO()]], [[RDO_ERROR()]], [[RDO_EXEC()]], [[RDO_FETCH_ARRAY()]], [[RDO_FETCH_ASSOC()]], [[RDO_FETCH_FIELD()]], [[RDO_FETCH_LENGTHS()]], [[RDO_FETCH_OBJECT()]], [[RDO_FETCH_ROW()]], [[RDO_FIELD_FLAGS()]], [[RDO_FIELD_LEN()]], [[RDO_FIELD_NAME()]], [[RDO_FIELD_SEEK()]], [[RDO_FIELD_TABLE()]], [[RDO_FIELD_TYPE()]], [[RDO_FREE_OBJECT()]], [[RDO_FREE_RESULT()]], [[RDO_GET_CLIENT_INFO()]], [[RDO_GET_HOST_INFO()]], [[RDO_INFO()]], [[RDO_LIST_DBS()]], [[RDO_NUM_FIELDS()]], [[RDO_NUM_ROWS()]], [[RDO_QUERY()]], [[RDO_REAL_ESCAPE_STRING()]], [[RDO_RESULT()]], [[RDO_SELECT_DB()]], [[RDO_STAT()]], [[RDO_THREAD_ID()]], [[RDO_UNBUFFERED_QUERY()]]
 ==Description==
@@ Line 25: / Line 27: @@
 ==Example==
 <code lang="recital">
+conn = rdo_connect("recital", "localhost", "?", "?","southwind")
+echo rdo_ping(conn), "\n"
+rdo_close(conn)
 </code>
 ==Products==
@@ Line 32: / Line 38: @@
 [[Category:Functions]]
 [[Category:SQL]]
+[[Category:Remote Data Connectivity]]
 [[Category:Remote Data Connectivity Functions]]