diff --git a/src/main/java/ru/yandex/clickhouse/util/ClickHouseArrayUtil.java b/src/main/java/ru/yandex/clickhouse/util/ClickHouseArrayUtil.java
index 1e24c58..a5fda41 100644
--- a/src/main/java/ru/yandex/clickhouse/util/ClickHouseArrayUtil.java
+++ b/src/main/java/ru/yandex/clickhouse/util/ClickHouseArrayUtil.java
@@ -2,6 +2,7 @@
 
 import ru.yandex.clickhouse.ClickHouseUtil;
 
+import java.util.Arrays;
 import java.util.Collection;
 
 /**
@@ -34,73 +35,24 @@ public static String arrayToString(Object object, Boolean explicitEscape) {
 
     private static String primitiveArrayToString(Object array) {
         if (array instanceof int[]) {
-            return toString((int[]) array);
+            return Arrays.toString((int[]) array);
         } else if (array instanceof long[]) {
-            return toString((long[]) array);
+            return Arrays.toString((long[]) array);
         } else if (array instanceof float[]) {
-            return toString((float[]) array);
+            return Arrays.toString((float[]) array);
         } else if (array instanceof double[]) {
-            return toString((double[]) array);
+            return Arrays.toString((double[]) array);
         } else if (array instanceof char[]) {
             return toString((char[]) array);
         } else if (array instanceof byte[]) {
-            return toString((byte[]) array);
+            return Arrays.toString((byte[]) array);
         } else if (array instanceof short[]) {
-            return toString((short[]) array);
+            return Arrays.toString((short[]) array);
         } else {
             throw new IllegalArgumentException("Wrong primitive type: " + array.getClass().getComponentType());
         }
     }
 
-    public static String toString(int[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (int value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-    public static String toString(long[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (long value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-    public static String toString(float[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (float value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-    public static String toString(double[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (double value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-    public static String toString(byte[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (byte value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-    public static String toString(short[] values) {
-        ArrayBuilder builder = new ArrayBuilder(false, true);
-        for (short value : values) {
-            builder.append(value);
-        }
-        return builder.build();
-    }
-
-
     public static String toString(char[] values) {
         ArrayBuilder builder = new ArrayBuilder(true, true);
         for (char value : values) {
diff --git a/src/test/java/ru/yandex/clickhouse/util/ClickHouseArrayUtilTest.java b/src/test/java/ru/yandex/clickhouse/util/ClickHouseArrayUtilTest.java
index 334bbfa..6feedbb 100644
--- a/src/test/java/ru/yandex/clickhouse/util/ClickHouseArrayUtilTest.java
+++ b/src/test/java/ru/yandex/clickhouse/util/ClickHouseArrayUtilTest.java
@@ -38,12 +38,12 @@ public void testArrayToString() {
 
         Assert.assertEquals(
                 ClickHouseArrayUtil.arrayToString(new int[]{21, 42}),
-                "[21,42]"
+                "[21, 42]"
         );
 
         Assert.assertEquals(
                 ClickHouseArrayUtil.arrayToString(new double[]{0.1, 1.2}),
-                "[0.1,1.2]"
+                "[0.1, 1.2]"
         );
 
         Assert.assertEquals(
@@ -68,12 +68,12 @@ public void testArrayToString() {
 
         Assert.assertEquals(
                 ClickHouseArrayUtil.arrayToString(new double[][]{{0.1, 1.2}, {0.2, 2.2}}),
-                "[[0.1,1.2],[0.2,2.2]]"
+                "[[0.1, 1.2],[0.2, 2.2]]"
         );
 
         Assert.assertEquals(
                 ClickHouseArrayUtil.arrayToString(new int[][]{{1, 2}, {3, 4}}),
-                "[[1,2],[3,4]]"
+                "[[1, 2],[3, 4]]"
         );
 
         Assert.assertEquals(
@@ -81,6 +81,11 @@ public void testArrayToString() {
                 "[['a','b'],['c','d']]"
         );
 
+        Assert.assertEquals(ClickHouseArrayUtil.arrayToString(new short[] { 1,2,3 }), "[1, 2, 3]");
+        Assert.assertEquals(ClickHouseArrayUtil.arrayToString(new float[] { 1.2f, 2.3f, 3.4f }), "[1.2, 2.3, 3.4]");
+        Assert.assertEquals(ClickHouseArrayUtil.arrayToString(new byte[] {1, 2}), "[1, 2]");
+
+
     }
 
     @Test