diff --git a/include/boost/mysql/detail/network_algorithms/impl/read_some_rows.hpp b/include/boost/mysql/detail/network_algorithms/impl/read_some_rows.hpp
index 5f3568ab..314bf9e3 100644
--- a/include/boost/mysql/detail/network_algorithms/impl/read_some_rows.hpp
+++ b/include/boost/mysql/detail/network_algorithms/impl/read_some_rows.hpp
@@ -81,6 +81,7 @@ inline void process_rows(
     // Process all read messages until they run out, an error happens
     // or an EOF is received
     std::size_t num_rows = 0;
+    channel.shared_values().clear();
     while (channel.num_read_messages())
     {
         // Get the row message
diff --git a/include/boost/mysql/detail/protocol/impl/binary_deserialization.ipp b/include/boost/mysql/detail/protocol/impl/binary_deserialization.ipp
index 9c112c53..32f90e54 100644
--- a/include/boost/mysql/detail/protocol/impl/binary_deserialization.ipp
+++ b/include/boost/mysql/detail/protocol/impl/binary_deserialization.ipp
@@ -16,6 +16,7 @@
 #include <boost/mysql/detail/protocol/constants.hpp>
 #include <boost/mysql/detail/protocol/date.hpp>
 #include <boost/mysql/detail/protocol/bit_deserialization.hpp>
+#include <cstddef>
 
 namespace boost {
 namespace mysql {
@@ -371,6 +372,8 @@ inline boost::mysql::error_code boost::mysql::detail::deserialize_binary_row(
     std::vector<value>& output
 )
 {
+    std::size_t old_size = output.size();
+
     // Skip packet header (it is not part of the message in the binary
     // protocol but it is in the text protocol, so we include it for homogeneity)
     // The caller will have checked we have this byte already for us
@@ -379,7 +382,7 @@ inline boost::mysql::error_code boost::mysql::detail::deserialize_binary_row(
 
     // Number of fields
     auto num_fields = meta.size();
-    output.resize(num_fields);
+    output.resize(old_size + num_fields);
 
     // Null bitmap
     null_bitmap_traits null_bitmap (binary_row_null_bitmap_offset, num_fields);
@@ -393,11 +396,11 @@ inline boost::mysql::error_code boost::mysql::detail::deserialize_binary_row(
     {
         if (null_bitmap.is_null(null_bitmap_begin, i))
         {
-            output[i] = value(nullptr);
+            output[old_size + i] = value(nullptr);
         }
         else
         {
-            auto err = deserialize_binary_value(ctx, meta[i], output[i]);
+            auto err = deserialize_binary_value(ctx, meta[i], output[old_size + i]);
             if (err != errc::ok)
                 return make_error_code(err);
         }
diff --git a/include/boost/mysql/detail/protocol/impl/text_deserialization.ipp b/include/boost/mysql/detail/protocol/impl/text_deserialization.ipp
index a13fb2d2..82e22216 100644
--- a/include/boost/mysql/detail/protocol/impl/text_deserialization.ipp
+++ b/include/boost/mysql/detail/protocol/impl/text_deserialization.ipp
@@ -14,11 +14,12 @@
 #include <boost/mysql/detail/protocol/constants.hpp>
 #include <boost/mysql/detail/protocol/date.hpp>
 #include <boost/mysql/detail/protocol/bit_deserialization.hpp>
-#include <cstdlib>
-#include <cmath>
-#include <type_traits>
 #include <boost/config.hpp>
 #include <boost/lexical_cast/try_lexical_convert.hpp>
+#include <cstdlib>
+#include <cstddef>
+#include <cmath>
+#include <type_traits>
 
 #ifdef BOOST_MSVC
 #pragma warning( push )
@@ -360,13 +361,14 @@ boost::mysql::error_code boost::mysql::detail::deserialize_text_row(
     std::vector<value>& output
 )
 {
-    output.resize(fields.size());
+    std::size_t old_size = output.size();
+    output.resize(old_size + fields.size());
     for (std::vector<value>::size_type i = 0; i < fields.size(); ++i)
     {
         if (is_next_field_null(ctx))
         {
             ctx.advance(1);
-            output[i] = value(nullptr);
+            output[old_size + i] = value(nullptr);
         }
         else
         {
@@ -374,7 +376,7 @@ boost::mysql::error_code boost::mysql::detail::deserialize_text_row(
             errc err = deserialize(ctx, value_str);
             if (err != errc::ok)
                 return make_error_code(err);
-            err = deserialize_text_value(value_str.value, fields[i], output[i]);
+            err = deserialize_text_value(value_str.value, fields[i], output[old_size + i]);
             if (err != errc::ok)
                 return make_error_code(err);
         }