added connection pool and tests

source/orm/sql/dialect.cpp

@@ -124,8 +124,7 @@ std::string dialect::to_escaped_string(const utils::blob &value, const connectio
     return conn->to_escaped_string(value);
   }
 
-  return {};
-  // return to_escaped_string_func_(value);
+  return to_escaped_string_func_(value);
 }
 
 std::string dialect::default_schema_name() const

source/orm/sql/dialect_builder.cpp

@@ -52,6 +52,12 @@ dialect_builder &dialect_builder::with_bool_strings(const std::string &true_stri
   return *this;
 }
 
+dialect_builder& dialect_builder::with_escape_string_func( const dialect::to_escaped_string_func& func ) {
+    dialect_.to_escaped_string_func_ = func;
+
+    return *this;
+}
+
 dialect dialect_builder::build()
 {
   return std::move(dialect_);

source/orm/sql/interface/query_result_reader.cpp

@@ -1,8 +1,6 @@
 #include "matador/sql/interface/query_result_reader.hpp"
 
-#include "matador/utils/basic_types.hpp"
 #include "matador/utils/convert.hpp"
-#include "matador/utils/string.hpp"
 #include "matador/utils/value.hpp"
 
 namespace matador::sql {
@@ -19,20 +17,4 @@ void convert(const char *val_str, utils::value &val)
   val = *res;
 }
 
-// utils::blob query_result_reader::read_blob(const size_t index)
-// {
-//   const auto *data = column(index);
-//   if (data == nullptr) {
-//       return {};
-//   }
-//   const auto len = strlen(data);
-//   const auto *bytes = reinterpret_cast<const unsigned char*>(data);
-//   return utils::blob{bytes, bytes+len};
-// }
-
-// utils::attribute_reader &query_result_reader::result_binder()
-// {
-  // return empty_result_binder_;
-// }
-
 }