HTHou commented on code in PR #12106:
URL: https://github.com/apache/iotdb/pull/12106#discussion_r1508529972
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iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/execution/memory/StatementMemorySourceVisitor.java:
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@@ -259,4 +260,19 @@ public StatementMemorySource visitShowPathsUsingTemplate(
return new StatementMemorySource(
tsBlockBuilder.build(), context.getAnalysis().getRespDatasetHeader());
}
+
+ public StatementMemorySource visitShowCurrentTimestamp(
+ ShowCurrentTimestampStatement showCurrentTimestampStatement,
+ StatementMemorySourceContext context) {
+ List<TSDataType> outputDataTypes =
+ ColumnHeaderConstant.showCurrentTimestampColumnHeaders.stream()
+ .map(ColumnHeader::getColumnType)
+ .collect(Collectors.toList());
+ TsBlockBuilder tsBlockBuilder = new TsBlockBuilder(outputDataTypes);
+ tsBlockBuilder.getTimeColumnBuilder().writeLong(0L);
+ tsBlockBuilder.getColumnBuilder(0).writeLong(System.currentTimeMillis());
Review Comment:
Is there any issue when the timestamp_precision is ns or us? @JackieTien97
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