From cf3f830e9a10ed91e53b918f805cdb6f418a6367 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E6=9B=B9=E5=BB=BA=E5=8D=8E?= Date: Wed, 23 Dec 2020 09:34:12 +0800 Subject: [PATCH] [Bug-Fix] Fix 'Malformed packet' error when desc OlapTable with Rollup (#4455) (#5115) Fix 'Malformed packet' error when desc OlapTable with Rollup #4455 --- .../java/org/apache/doris/analysis/DescribeStmt.java | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/fe/fe-core/src/main/java/org/apache/doris/analysis/DescribeStmt.java b/fe/fe-core/src/main/java/org/apache/doris/analysis/DescribeStmt.java index 721c313997..2fd4865e72 100644 --- a/fe/fe-core/src/main/java/org/apache/doris/analysis/DescribeStmt.java +++ b/fe/fe-core/src/main/java/org/apache/doris/analysis/DescribeStmt.java @@ -46,6 +46,7 @@ import com.google.common.collect.Lists; import org.apache.commons.lang.StringUtils; import java.util.Arrays; +import java.util.ArrayList; import java.util.LinkedList; import java.util.List; import java.util.Map; @@ -76,7 +77,7 @@ public class DescribeStmt extends ShowStmt { .build(); // empty col num equals to DESC_OLAP_TABLE_ALL_META_DATA.size() - private static final List EMPTY_ROW = Arrays.asList("", "", "", "", "", "", "", ""); + private static final List EMPTY_ROW = initEmptyRow(); private TableName dbTableName; private ProcNodeInterface node; @@ -274,4 +275,11 @@ public class DescribeStmt extends ShowStmt { return toSql(); } + private static List initEmptyRow() { + List emptyRow = new ArrayList<>(DESC_OLAP_TABLE_ALL_META_DATA.getColumns().size()); + for (int i = 0; i < DESC_OLAP_TABLE_ALL_META_DATA.getColumns().size(); i++) { + emptyRow.add(""); + } + return emptyRow; + } }