diff --git a/src/Octonica.ClickHouseClient/ClickHouseCommand.cs b/src/Octonica.ClickHouseClient/ClickHouseCommand.cs
index 4bef407..2f78db3 100644
--- a/src/Octonica.ClickHouseClient/ClickHouseCommand.cs
+++ b/src/Octonica.ClickHouseClient/ClickHouseCommand.cs
@@ -903,7 +903,11 @@ private string PrepareCommandText(IClickHouseTypeInfoProvider typeInfoProvider,
                         if (typeSeparatorIdx >= 0)
                             queryStringBuilder.Append("(CAST(");
 
-                        queryStringBuilder.Append("(SELECT ").Append(parametersTable).Append('.').Append(parameter.Id).Append(" FROM ").Append(parametersTable).Append(')');
+                        queryStringBuilder.Append("(SELECT ")
+                            .Append(parameter.IsArray ? "arrayJoin(" : "")
+                            .Append(parametersTable).Append('.')
+                            .Append(parameter.Id)
+                            .Append(parameter.IsArray ? ")" : "").Append(" FROM ").Append(parametersTable).Append(')');
 
                         if (typeSeparatorIdx >= 0)
                             queryStringBuilder.Append(" AS ").Append(query, offset + typeSeparatorIdx + 1, length - typeSeparatorIdx - 2).Append("))");
diff --git a/src/Octonica.ClickHouseClient/Types/DateTime64TypeInfo.cs b/src/Octonica.ClickHouseClient/Types/DateTime64TypeInfo.cs
index 3c9c17c..6832fce 100644
--- a/src/Octonica.ClickHouseClient/Types/DateTime64TypeInfo.cs
+++ b/src/Octonica.ClickHouseClient/Types/DateTime64TypeInfo.cs
@@ -350,7 +350,7 @@ protected override ulong Convert(DateTime value)
             }
         }
 
-        private sealed class DateTimeOffsetWriter : StructureWriterBase<DateTimeOffset, ulong>
+        private sealed class DateTimeOffsetWriter : StructureWriterBase<DateTimeOffset, long>
         {
             private readonly int _ticksScale;
             private readonly long _ticksMaxValue;
@@ -364,9 +364,9 @@ public DateTimeOffsetWriter(string columnName, string columnType, int precision,
                 _timeZone = timeZone;
             }
 
-            protected override ulong Convert(DateTimeOffset value)
+            protected override long Convert(DateTimeOffset value)
             {
-                ulong ticks;
+                long ticks;
                 if (value == default)
                 {
                     ticks = 0;
@@ -376,13 +376,11 @@ protected override ulong Convert(DateTimeOffset value)
                     var offset = _timeZone.GetUtcOffset(value);
                     var valueWithOffset = value.ToOffset(offset);
                     var dateTimeTicks = (valueWithOffset - DateTimeOffset.UnixEpoch).Ticks;
-                    if (dateTimeTicks < 0 || dateTimeTicks > _ticksMaxValue)
-                        throw new OverflowException($"The value must be in range [{DateTimeOffset.UnixEpoch:O}, {DateTimeOffset.UnixEpoch.AddTicks(_ticksMaxValue):O}].");
 
                     if (_ticksScale < 0)
-                        ticks = checked((ulong) dateTimeTicks * (uint) -_ticksScale);
+                        ticks = checked(dateTimeTicks * (uint) -_ticksScale);
                     else
-                        ticks = (ulong) dateTimeTicks / (uint) _ticksScale;
+                        ticks = dateTimeTicks / (uint) _ticksScale;
                 }
 
                 return ticks;