qiaojialin commented on a change in pull request #1290:
URL: https://github.com/apache/incubator-iotdb/pull/1290#discussion_r432908620
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File path:
server/src/main/java/org/apache/iotdb/db/qp/strategy/LogicalGenerator.java
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@@ -1475,7 +1475,15 @@ long parseTimeFormat(String timestampStr) throws
SQLParserException {
throw new SQLParserException("input timestamp cannot be empty");
}
if (timestampStr.equalsIgnoreCase(SQLConstant.NOW_FUNC)) {
- return System.currentTimeMillis();
+ String timePrecision =
IoTDBDescriptor.getInstance().getConfig().getTimestampPrecision();
+ switch (timePrecision) {
+ case "ns":
+ return System.currentTimeMillis() * 1000_000L;
Review comment:
System.nanoTime is not the current time in nano second, it is usually
used for timing:
long start = System.nanoTime();
long elapse = System.nanoTime() - start;
And, there is no System. microsecond()...
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