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Posted to commits@iotdb.apache.org by ha...@apache.org on 2021/09/30 03:12:05 UTC
[iotdb] branch master updated: [ISSUE-4059]:
IoTDBSqlVisitor#visitTopClause add top range restriction (#4060)
This is an automated email from the ASF dual-hosted git repository.
haonan pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/iotdb.git
The following commit(s) were added to refs/heads/master by this push:
new 4b34a9c [ISSUE-4059]: IoTDBSqlVisitor#visitTopClause add top range restriction (#4060)
4b34a9c is described below
commit 4b34a9cd298217917711a28bac038ebd894d4dee
Author: Wenjun Ruan <we...@apache.org>
AuthorDate: Thu Sep 30 11:11:34 2021 +0800
[ISSUE-4059]: IoTDBSqlVisitor#visitTopClause add top range restriction (#4060)
---
.../src/main/java/org/apache/iotdb/db/qp/sql/IoTDBSqlVisitor.java | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/server/src/main/java/org/apache/iotdb/db/qp/sql/IoTDBSqlVisitor.java b/server/src/main/java/org/apache/iotdb/db/qp/sql/IoTDBSqlVisitor.java
index 6a687ff..1d4fc6d 100644
--- a/server/src/main/java/org/apache/iotdb/db/qp/sql/IoTDBSqlVisitor.java
+++ b/server/src/main/java/org/apache/iotdb/db/qp/sql/IoTDBSqlVisitor.java
@@ -1101,8 +1101,10 @@ public class IoTDBSqlVisitor extends SqlBaseBaseVisitor<Operator> {
public Operator visitTopClause(TopClauseContext ctx) {
Map<String, Object> props = new HashMap<>();
int top = Integer.parseInt(ctx.INT().getText());
- if (top < 0) {
- throw new SQLParserException("TOP <N>: N should be greater than 0.");
+ if (top <= 0 || top > 1000) {
+ throw new SQLParserException(
+ String.format(
+ "TOP <N>: N should be greater than 0 and less than 1000, current N is %d", top));
}
props.put(TOP_K, top);
queryOp.setProps(props);