[fix](decimal) round result of decimal divide

apache · May 22, 2024 · cf1b955 · cf1b955
1 parent bb407ee
commit cf1b955
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Showing 5 changed files with 268 additions and 89 deletions.
diff --git a/be/src/vec/functions/divide.cpp b/be/src/vec/functions/divide.cpp
@@ -64,7 +64,12 @@ struct DivideFloatingImpl {
     template <typename Result = ResultType>
     static inline Result apply(A a, B b, UInt8& is_null) {
         is_null = b == 0;
-        return static_cast<Result>(a) / (b + is_null);
+        if constexpr ((std::is_integral_v<A> && std::is_integral_v<B>) ||
+                      (std::is_same_v<A, wide::Int256> && std::is_same_v<B, wide::Int256>)) {
+            return static_cast<Result>(a + ((a ^ b) > 0 ? b / 2 : -b / 2)) / (b + is_null);
+        } else {
+            return static_cast<Result>(a) / (b + is_null);
+        }
     }
 };
 

diff --git a/regression-test/data/datatype_p0/decimalv2/test_decimalv2_calc.out b/regression-test/data/datatype_p0/decimalv2/test_decimalv2_calc.out
@@ -12,122 +12,132 @@
 
 -- !select_calc1 --
 \N	\N	\N	\N	\N	\N
-1.10000	1.10000	2.20000	0.00000	1.2100000000	1.000000000
-1.10000	1.10000	2.20000	0.00000	1.2100000000	1.000000000
-1.20000	1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.30000	1.30000	2.60000	0.00000	1.6900000000	1.000000000
-2.10000	2.10000	4.20000	0.00000	4.4100000000	1.000000000
-2.10000	2.10000	4.20000	0.00000	4.4100000000	1.000000000
-2.20000	2.20000	4.40000	0.00000	4.8400000000	1.000000000
+1.10000	1.10000	2.200000000	0E-9	1.210000000	1.000000000
+1.10000	1.10000	2.200000000	0E-9	1.210000000	1.000000000
+1.20000	1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.30000	1.30000	2.600000000	0E-9	1.690000000	1.000000000
+2.10000	2.10000	4.200000000	0E-9	4.410000000	1.000000000
+2.10000	2.10000	4.200000000	0E-9	4.410000000	1.000000000
+2.20000	2.20000	4.400000000	0E-9	4.840000000	1.000000000
 
 -- !select_calc2 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.10000	1.20000	2.30000	-0.10000	1.3200000000	0.916666666	2.30000	0.10000	1.3200000000	1.090909090
-1.10000	1.40000	2.50000	-0.30000	1.5400000000	0.785714285	2.50000	0.30000	1.5400000000	1.272727272
-1.20000	1.20000	2.40000	0.00000	1.4400000000	1.000000000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	1.20000	2.40000	0.00000	1.4400000000	1.000000000	2.40000	0.00000	1.4400000000	1.000000000
-1.30000	1.20000	2.50000	0.10000	1.5600000000	1.083333333	2.50000	-0.10000	1.5600000000	0.923076923
-2.10000	1.20000	3.30000	0.90000	2.5200000000	1.750000000	3.30000	-0.90000	2.5200000000	0.571428571
-2.10000	1.20000	3.30000	0.90000	2.5200000000	1.750000000	3.30000	-0.90000	2.5200000000	0.571428571
-2.20000	1.40000	3.60000	0.80000	3.0800000000	1.571428571	3.60000	-0.80000	3.0800000000	0.636363636
+1.10000	1.20000	2.300000000	-0.100000000	1.320000000	0.916666667	2.300000000	0.100000000	1.320000000	1.090909091
+1.10000	1.40000	2.500000000	-0.300000000	1.540000000	0.785714286	2.500000000	0.300000000	1.540000000	1.272727273
+1.20000	1.20000	2.400000000	0E-9	1.440000000	1.000000000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	1.20000	2.400000000	0E-9	1.440000000	1.000000000	2.400000000	0E-9	1.440000000	1.000000000
+1.30000	1.20000	2.500000000	0.100000000	1.560000000	1.083333333	2.500000000	-0.100000000	1.560000000	0.923076923
+2.10000	1.20000	3.300000000	0.900000000	2.520000000	1.750000000	3.300000000	-0.900000000	2.520000000	0.571428571
+2.10000	1.20000	3.300000000	0.900000000	2.520000000	1.750000000	3.300000000	-0.900000000	2.520000000	0.571428571
+2.20000	1.40000	3.600000000	0.800000000	3.080000000	1.571428571	3.600000000	-0.800000000	3.080000000	0.636363636
 
 -- !select_calc3 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.10000	1.50000	2.60000	-0.40000	1.6500000000	0.733333333	2.60000	0.40000	1.6500000000	1.363636363
-1.10000	1.56000	2.66000	-0.46000	1.7160000000	0.705128205	2.66000	0.46000	1.7160000000	1.418181818
-1.20000	1.34400	2.54400	-0.14400	1.6128000000	0.892857142	2.54400	0.14400	1.6128000000	1.120000000
-1.20000	1.66000	2.86000	-0.46000	1.9920000000	0.722891566	2.86000	0.46000	1.9920000000	1.383333333
-1.30000	1.45600	2.75600	-0.15600	1.8928000000	0.892857142	2.75600	0.15600	1.8928000000	1.120000000
-2.10000	1.30000	3.40000	0.80000	2.7300000000	1.615384615	3.40000	-0.80000	2.7300000000	0.619047619
-2.10000	1.30000	3.40000	0.80000	2.7300000000	1.615384615	3.40000	-0.80000	2.7300000000	0.619047619
-2.20000	1.21000	3.41000	0.99000	2.6620000000	1.818181818	3.41000	-0.99000	2.6620000000	0.550000000
+1.10000	1.50000	2.600000000	-0.400000000	1.650000000	0.733333333	2.600000000	0.400000000	1.650000000	1.363636364
+1.10000	1.56000	2.660000000	-0.460000000	1.716000000	0.705128205	2.660000000	0.460000000	1.716000000	1.418181818
+1.20000	1.34400	2.544000000	-0.144000000	1.612800000	0.892857143	2.544000000	0.144000000	1.612800000	1.120000000
+1.20000	1.66000	2.860000000	-0.460000000	1.992000000	0.722891566	2.860000000	0.460000000	1.992000000	1.383333333
+1.30000	1.45600	2.756000000	-0.156000000	1.892800000	0.892857143	2.756000000	0.156000000	1.892800000	1.120000000
+2.10000	1.30000	3.400000000	0.800000000	2.730000000	1.615384615	3.400000000	-0.800000000	2.730000000	0.619047619
+2.10000	1.30000	3.400000000	0.800000000	2.730000000	1.615384615	3.400000000	-0.800000000	2.730000000	0.619047619
+2.20000	1.21000	3.410000000	0.990000000	2.662000000	1.818181818	3.410000000	-0.990000000	2.662000000	0.550000000
 
 -- !select_calc4 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.10000	1.23400	2.33400	-0.13400	1.3574000000	0.891410048	2.33400	0.13400	1.3574000000	1.121818181
-1.10000	1.60000	2.70000	-0.50000	1.7600000000	0.687500000	2.70000	0.50000	1.7600000000	1.454545454
-1.20000	1.32432	2.52432	-0.12432	1.5891840000	0.906125407	2.52432	0.12432	1.5891840000	1.103600000
-1.20000	1.53465	2.73465	-0.33465	1.8415800000	0.781937249	2.73465	0.33465	1.8415800000	1.278875000
-1.30000	1.34544	2.64544	-0.04544	1.7490720000	0.966226661	2.64544	0.04544	1.7490720000	1.034953846
-2.10000	1.23400	3.33400	0.86600	2.5914000000	1.701782820	3.33400	-0.86600	2.5914000000	0.587619047
-2.10000	1.23420	3.33420	0.86580	2.5918200000	1.701507049	3.33420	-0.86580	2.5918200000	0.587714285
-2.20000	1.12300	3.32300	1.07700	2.4706000000	1.959038290	3.32300	-1.07700	2.4706000000	0.510454545
+1.10000	1.23400	2.334000000	-0.134000000	1.357400000	0.891410049	2.334000000	0.134000000	1.357400000	1.121818182
+1.10000	1.60000	2.700000000	-0.500000000	1.760000000	0.687500000	2.700000000	0.500000000	1.760000000	1.454545455
+1.20000	1.32432	2.524320000	-0.124320000	1.589184000	0.906125408	2.524320000	0.124320000	1.589184000	1.103600000
+1.20000	1.53465	2.734650000	-0.334650000	1.841580000	0.781937250	2.734650000	0.334650000	1.841580000	1.278875000
+1.30000	1.34544	2.645440000	-0.045440000	1.749072000	0.966226662	2.645440000	0.045440000	1.749072000	1.034953846
+2.10000	1.23400	3.334000000	0.866000000	2.591400000	1.701782820	3.334000000	-0.866000000	2.591400000	0.587619048
+2.10000	1.23420	3.334200000	0.865800000	2.591820000	1.701507049	3.334200000	-0.865800000	2.591820000	0.587714286
+2.20000	1.12300	3.323000000	1.077000000	2.470600000	1.959038290	3.323000000	-1.077000000	2.470600000	0.510454545
 
 -- !select_calc5 --
 \N	\N	\N	\N	\N
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.20000	2.40000	0.00000	1.4400000000	1.000000000
-1.40000	2.80000	0.00000	1.9600000000	1.000000000
-1.40000	2.80000	0.00000	1.9600000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.20000	2.400000000	0E-9	1.440000000	1.000000000
+1.40000	2.800000000	0E-9	1.960000000	1.000000000
+1.40000	2.800000000	0E-9	1.960000000	1.000000000
 
 -- !select_calc6 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.20000	1.30000	2.50000	-0.10000	1.5600000000	0.972289742	2.50000	0.10000	1.5600000000	1.083333333
-1.20000	1.30000	2.50000	-0.10000	1.5600000000	0.972447325	2.50000	0.10000	1.5600000000	1.083333333
-1.20000	1.34400	2.54400	-0.14400	1.6128000000	0.906125407	2.54400	0.14400	1.6128000000	1.120000000
-1.20000	1.45600	2.65600	-0.25600	1.7472000000	0.891901534	2.65600	0.25600	1.7472000000	1.213333333
-1.20000	1.56000	2.76000	-0.36000	1.8720000000	0.972447325	2.76000	0.36000	1.8720000000	1.300000000
-1.20000	1.66000	2.86000	-0.46000	1.9920000000	0.781937249	2.86000	0.46000	1.9920000000	1.383333333
-1.40000	1.21000	2.61000	0.19000	1.6940000000	1.246660730	2.61000	-0.19000	1.6940000000	0.864285714
-1.40000	1.50000	2.90000	-0.10000	2.1000000000	0.875000000	2.90000	0.10000	2.1000000000	1.071428571
+1.20000	1.30000	2.500000000	-0.100000000	1.560000000	0.972289742	2.500000000	0.100000000	1.560000000	1.083333333
+1.20000	1.30000	2.500000000	-0.100000000	1.560000000	0.972447326	2.500000000	0.100000000	1.560000000	1.083333333
+1.20000	1.34400	2.544000000	-0.144000000	1.612800000	0.906125408	2.544000000	0.144000000	1.612800000	1.120000000
+1.20000	1.45600	2.656000000	-0.256000000	1.747200000	0.891901534	2.656000000	0.256000000	1.747200000	1.213333333
+1.20000	1.56000	2.760000000	-0.360000000	1.872000000	0.972447326	2.760000000	0.360000000	1.872000000	1.300000000
+1.20000	1.66000	2.860000000	-0.460000000	1.992000000	0.781937250	2.860000000	0.460000000	1.992000000	1.383333333
+1.40000	1.21000	2.610000000	0.190000000	1.694000000	1.246660730	2.610000000	-0.190000000	1.694000000	0.864285714
+1.40000	1.50000	2.900000000	-0.100000000	2.100000000	0.875000000	2.900000000	0.100000000	2.100000000	1.071428571
 
 -- !select_calc7 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.20000	1.23400	2.43400	-0.03400	1.4808000000	0.972447325	2.43400	0.03400	1.4808000000	1.028333333
-1.20000	1.23400	2.43400	-0.03400	1.4808000000	0.972447325	2.43400	0.03400	1.4808000000	1.028333333
-1.20000	1.23420	2.43420	-0.03420	1.4810400000	0.972289742	2.43420	0.03420	1.4810400000	1.028500000
-1.20000	1.32432	2.52432	-0.12432	1.5891840000	0.906125407	2.52432	0.12432	1.5891840000	1.103600000
-1.20000	1.34544	2.54544	-0.14544	1.6145280000	0.891901534	2.54544	0.14544	1.6145280000	1.121200000
-1.20000	1.53465	2.73465	-0.33465	1.8415800000	0.781937249	2.73465	0.33465	1.8415800000	1.278875000
-1.40000	1.12300	2.52300	0.27700	1.5722000000	1.246660730	2.52300	-0.27700	1.5722000000	0.802142857
-1.40000	1.60000	3.00000	-0.20000	2.2400000000	0.875000000	3.00000	0.20000	2.2400000000	1.142857142
+1.20000	1.23400	2.434000000	-0.034000000	1.480800000	0.972447326	2.434000000	0.034000000	1.480800000	1.028333333
+1.20000	1.23400	2.434000000	-0.034000000	1.480800000	0.972447326	2.434000000	0.034000000	1.480800000	1.028333333
+1.20000	1.23420	2.434200000	-0.034200000	1.481040000	0.972289742	2.434200000	0.034200000	1.481040000	1.028500000
+1.20000	1.32432	2.524320000	-0.124320000	1.589184000	0.906125408	2.524320000	0.124320000	1.589184000	1.103600000
+1.20000	1.34544	2.545440000	-0.145440000	1.614528000	0.891901534	2.545440000	0.145440000	1.614528000	1.121200000
+1.20000	1.53465	2.734650000	-0.334650000	1.841580000	0.781937250	2.734650000	0.334650000	1.841580000	1.278875000
+1.40000	1.12300	2.523000000	0.277000000	1.572200000	1.246660730	2.523000000	-0.277000000	1.572200000	0.802142857
+1.40000	1.60000	3.000000000	-0.200000000	2.240000000	0.875000000	3.000000000	0.200000000	2.240000000	1.142857143
 
 -- !select_calc8 --
 \N	\N	\N	\N	\N
-1.21000	2.42000	0.00000	1.4641000000	1.000000000
-1.30000	2.60000	0.00000	1.6900000000	1.000000000
-1.30000	2.60000	0.00000	1.6900000000	1.000000000
-1.34400	2.68800	0.00000	1.8063360000	1.000000000
-1.45600	2.91200	0.00000	2.1199360000	1.000000000
-1.50000	3.00000	0.00000	2.2500000000	1.000000000
-1.56000	3.12000	0.00000	2.4336000000	1.000000000
-1.66000	3.32000	0.00000	2.7556000000	1.000000000
+1.21000	2.420000000	0E-9	1.464100000	1.000000000
+1.30000	2.600000000	0E-9	1.690000000	1.000000000
+1.30000	2.600000000	0E-9	1.690000000	1.000000000
+1.34400	2.688000000	0E-9	1.806336000	1.000000000
+1.45600	2.912000000	0E-9	2.119936000	1.000000000
+1.50000	3.000000000	0E-9	2.250000000	1.000000000
+1.56000	3.120000000	0E-9	2.433600000	1.000000000
+1.66000	3.320000000	0E-9	2.755600000	1.000000000
 
 -- !select_calc9 --
 \N	\N	\N	\N	\N	\N	\N	\N	\N	\N
-1.21000	1.12300	2.33300	0.08700	1.3588300000	1.077471059	2.33300	-0.08700	1.3588300000	0.928099173
-1.30000	1.23400	2.53400	0.06600	1.6042000000	1.053484602	2.53400	-0.06600	1.6042000000	0.949230769
-1.30000	1.23420	2.53420	0.06580	1.6044600000	1.053313887	2.53420	-0.06580	1.6044600000	0.949384615
-1.34400	1.32432	2.66832	0.01968	1.7798860800	1.014860456	2.66832	-0.01968	1.7798860800	0.985357142
-1.45600	1.34544	2.80144	0.11056	1.9589606400	1.082173861	2.80144	-0.11056	1.9589606400	0.924065934
-1.50000	1.60000	3.10000	-0.10000	2.4000000000	0.937500000	3.10000	0.10000	2.4000000000	1.066666666
-1.56000	1.23400	2.79400	0.32600	1.9250400000	1.264181523	2.79400	-0.32600	1.9250400000	0.791025641
-1.66000	1.53465	3.19465	0.12535	2.5475190000	1.081679861	3.19465	-0.12535	2.5475190000	0.924487951
+1.21000	1.12300	2.333000000	0.087000000	1.358830000	1.077471060	2.333000000	-0.087000000	1.358830000	0.928099174
+1.30000	1.23400	2.534000000	0.066000000	1.604200000	1.053484603	2.534000000	-0.066000000	1.604200000	0.949230769
+1.30000	1.23420	2.534200000	0.065800000	1.604460000	1.053313888	2.534200000	-0.065800000	1.604460000	0.949384615
+1.34400	1.32432	2.668320000	0.019680000	1.779886080	1.014860457	2.668320000	-0.019680000	1.779886080	0.985357143
+1.45600	1.34544	2.801440000	0.110560000	1.958960640	1.082173861	2.801440000	-0.110560000	1.958960640	0.924065934
+1.50000	1.60000	3.100000000	-0.100000000	2.400000000	0.937500000	3.100000000	0.100000000	2.400000000	1.066666667
+1.56000	1.23400	2.794000000	0.326000000	1.925040000	1.264181524	2.794000000	-0.326000000	1.925040000	0.791025641
+1.66000	1.53465	3.194650000	0.125350000	2.547519000	1.081679862	3.194650000	-0.125350000	2.547519000	0.924487952
 
 -- !select_calc10 --
 \N	\N	\N	\N	\N
-1.12300	2.24600	0.00000	1.2611290000	1.000000000
-1.23400	2.46800	0.00000	1.5227560000	1.000000000
-1.23400	2.46800	0.00000	1.5227560000	1.000000000
-1.23420	2.46840	0.00000	1.5232496400	1.000000000
-1.32432	2.64864	0.00000	1.7538234624	1.000000000
-1.34544	2.69088	0.00000	1.8102087936	1.000000000
-1.53465	3.06930	0.00000	2.3551506225	1.000000000
-1.60000	3.20000	0.00000	2.5600000000	1.000000000
+1.12300	2.246000000	0E-9	1.261129000	1.000000000
+1.23400	2.468000000	0E-9	1.522756000	1.000000000
+1.23400	2.468000000	0E-9	1.522756000	1.000000000
+1.23420	2.468400000	0E-9	1.523249640	1.000000000
+1.32432	2.648640000	0E-9	1.753823463	1.000000000
+1.34544	2.690880000	0E-9	1.810208794	1.000000000
+1.53465	3.069300000	0E-9	2.355150623	1.000000000
+1.60000	3.200000000	0E-9	2.560000000	1.000000000
 
 -- !calc_overflow --
 \N	\N	\N	\N
-1.21000	1.12300	1209.9999879000	1.122999887700
-1.30000	1.23400	1299.9999870000	1.233999876600
-1.30000	1.23420	1299.9999870000	1.234199876580
-1.34400	1.32432	1343.9999865600	1.324319867568
-1.45600	1.34544	1455.9999854400	1.345439865456
-1.50000	1.60000	1499.9999850000	1.599999840000
-1.56000	1.23400	1559.9999844000	1.233999876600
-1.66000	1.53465	1659.9999834000	1.534649846535
+1.21000	1.12300	1209.999987900	1.122999888
+1.30000	1.23400	1299.999987000	1.233999877
+1.30000	1.23420	1299.999987000	1.234199877
+1.34400	1.32432	1343.999986560	1.324319868
+1.45600	1.34544	1455.999985440	1.345439865
+1.50000	1.60000	1499.999985000	1.599999840
+1.56000	1.23400	1559.999984400	1.233999877
+1.66000	1.53465	1659.999983400	1.534649847
+
+-- !div_round --
+\N	3.000000000	\N
+-2.000000000	-3.000000000	0.666666667
+-2.000000000	0E-9	\N
+-2.000000000	3.000000000	-0.666666667
+2.000000000	\N	\N
+2.000000000	-3.000000000	-0.666666667
+2.000000000	0E-9	\N
+2.000000000	3.000000000	0.666666667
 
diff --git a/regression-test/data/datatype_p0/decimalv3/test_arithmetic_expressions.out b/regression-test/data/datatype_p0/decimalv3/test_arithmetic_expressions.out
@@ -327,3 +327,83 @@
 76891560.464178000	5	0.464178000	0.464178000
 277170831.851350000	7	0.851350000	0.851350000
 
+-- !div_round1 --
+\N	3.000	\N
+-2.000	-3.000	0.6666667
+-2.000	0.000	\N
+-2.000	3.000	-0.6666667
+2.000	\N	\N
+2.000	-3.000	-0.6666667
+2.000	0.000	\N
+2.000	3.000	0.6666667
+
+-- !div_round2 --
+\N	3.000	\N
+-2.000	-3.000	0.6666667
+-2.000	0.000	\N
+-2.000	3.000	-0.6666667
+2.000	\N	\N
+2.000	-3.000	-0.6666667
+2.000	0.000	\N
+2.000	3.000	0.6666667
+
+-- !div_round3 --
+\N	3.000000000	\N
+-2.000000000	-3.000000000	0.6666666667
+-2.000000000	0E-9	\N
+-2.000000000	3.000000000	-0.6666666667
+2.000000000	\N	\N
+2.000000000	-3.000000000	-0.6666666667
+2.000000000	0E-9	\N
+2.000000000	3.000000000	0.6666666667
+
+-- !div_round4 --
+\N	3.000000000	\N
+-2.000000000	-3.000000000	0.6666666666667
+-2.000000000	0E-9	\N
+-2.000000000	3.000000000	-0.6666666666667
+2.000000000	\N	\N
+2.000000000	-3.000000000	-0.6666666666667
+2.000000000	0E-9	\N
+2.000000000	3.000000000	0.6666666666667
+
+-- !div_round5 --
+\N	3	\N
+-2	-3	0.6666666666666666
+-2	0	\N
+-2	3	-0.6666666666666666
+2	\N	\N
+2	-3	-0.6666666666666666
+2	0	\N
+2	3	0.6666666666666666
+
+-- !div_round6 --
+\N	3	\N
+-2	-3	0.6667
+-2	0	\N
+-2	3	-0.6667
+2	\N	\N
+2	-3	-0.6667
+2	0	\N
+2	3	0.6667
+
+-- !div_round7 --
+\N	3	\N
+-2	-3	0.6666666666666666
+-2	0	\N
+-2	3	-0.6666666666666666
+2	\N	\N
+2	-3	-0.6666666666666666
+2	0	\N
+2	3	0.6666666666666666
+
+-- !div_round8 --
+\N	3	\N
+-2	-3	0.6667
+-2	0	\N
+-2	3	-0.6667
+2	\N	\N
+2	-3	-0.6667
+2	0	\N
+2	3	0.6667
+
diff --git a/regression-test/suites/datatype_p0/decimalv2/test_decimalv2_calc.groovy b/regression-test/suites/datatype_p0/decimalv2/test_decimalv2_calc.groovy
@@ -195,6 +195,19 @@ suite("test_decimalv2_calc", "nonConcurrent") {
         from ${table1} order by 1, 2, 3, 4;
     """
 
+    sql """
+        drop table if exists decimalv2_div_round;
+    """
+    sql """
+        create table decimalv2_div_round(k1 decimalv2(27,9), k2 decimalv2(27,9)) distributed by hash(k1) properties("replication_num"="1");
+    """
+    sql """
+        insert into decimalv2_div_round values (2, 3), (2, -3), (-2, 3), (-2, -3), (2, 0), (-2, 0), (null, 3), (2, null);
+    """
+    qt_div_round """
+        select k1, k2, k1 / k2 from decimalv2_div_round order by 1, 2;
+    """
+
     sql """
         admin set frontend config("enable_decimal_conversion" = "true");
     """