vesense commented on a change in pull request #824: [IOTDB-503] Add
checkTimeseriesExists for session
URL: https://github.com/apache/incubator-iotdb/pull/824#discussion_r380739860
##########
File path: session/src/main/java/org/apache/iotdb/session/Session.java
##########
@@ -558,6 +558,15 @@ public TSStatus createTimeseries(String path, TSDataType
dataType,
}
}
+ public boolean checkTimeseriesExists(String path) throws
IoTDBSessionException {
+ checkPathValidity(path);
+ try {
+ return executeQueryStatement(String.format("SHOW TIMESERIES %s",
path)).hasNext();
Review comment:
For JDBC, users can use sql `SHOW TIMESERIES`, for session native API, use
the new method `checkTimeseriesExists `. If no other scenes, I think this is
appropriate at present (as a tool method).
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