From de7f83230ca110bec8863bca10e1c4e4426bd5ae Mon Sep 17 00:00:00 2001
From: Zhengguo Yang <780531911@qq.com>
Date: Sun, 2 Aug 2020 22:10:56 +0800
Subject: [PATCH] [Delete][Bug]fix decimal delete error (#4228)

Querys like DELETE FROM tbl WHERE decimal_key <= "123.456";
when the type of decimal_key is DECIMALV2 may failed randomly,
this is because the precision and scale is not initialized.
---
 be/src/olap/tablet_meta.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/be/src/olap/tablet_meta.cpp b/be/src/olap/tablet_meta.cpp
index 7f75bc8685..edd4aaa9e3 100755
--- a/be/src/olap/tablet_meta.cpp
+++ b/be/src/olap/tablet_meta.cpp
@@ -125,7 +125,8 @@ TabletMeta::TabletMeta(int64_t table_id, int64_t partition_id,
         string data_type;
         EnumToString(TPrimitiveType, tcolumn.column_type.type, data_type);
         column->set_type(data_type);
-        if (tcolumn.column_type.type == TPrimitiveType::DECIMAL) {
+        if (tcolumn.column_type.type == TPrimitiveType::DECIMAL ||
+            tcolumn.column_type.type == TPrimitiveType::DECIMALV2) {
             column->set_precision(tcolumn.column_type.precision);
             column->set_frac(tcolumn.column_type.scale);
         }