added alter table command to fluent query builder (progress)

source/orm/query/internal/query_parts.cpp

@@ -3,6 +3,89 @@
 #include <utility>
 
 namespace matador::query::internal {
+query_alter_part::query_alter_part()
+: query_part(sql::dialect_token::Alter) {}
+
+void query_alter_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+query_alter_table_part::query_alter_table_part(sql::table table )
+: query_part(sql::dialect_token::Table)
+, table_(std::move(table)) {}
+
+void query_alter_table_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const sql::table& query_alter_table_part::table() const {
+  return table_;
+}
+
+query_add_key_constraint_part::query_add_key_constraint_part(const std::string& name)
+: query_part(sql::dialect_token::AddConstraint)
+, name_(name){}
+
+void query_add_key_constraint_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const std::string& query_add_key_constraint_part::name() const {
+   return name_;
+}
+
+query_drop_key_constraint_part::query_drop_key_constraint_part( const std::string& name )
+: query_part( sql::dialect_token::DropConstraint )
+, name_( name ){}
+
+void query_drop_key_constraint_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const std::string& query_drop_key_constraint_part::name() const {
+  return name_;
+}
+
+query_add_foreign_key_constraint_part::query_add_foreign_key_constraint_part(const std::vector<sql::column>& columns)
+: query_part(sql::dialect_token::ForeignKey)
+, columns_(columns) {}
+
+void query_add_foreign_key_constraint_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const std::vector<sql::column>& query_add_foreign_key_constraint_part::columns() const {
+  return columns_;
+}
+
+query_add_foreign_key_reference_part::query_add_foreign_key_reference_part( sql::table table, const std::vector<sql::column>& columns )
+: query_part(sql::dialect_token::References)
+, table_(std::move(table))
+, columns_(columns) {}
+
+void query_add_foreign_key_reference_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const sql::table& query_add_foreign_key_reference_part::table() const {
+  return table_;
+}
+
+const std::vector<sql::column>& query_add_foreign_key_reference_part::columns() const {
+  return columns_;
+}
+
+query_add_primary_key_constraint_part::query_add_primary_key_constraint_part(const std::vector<sql::column>& columns)
+: query_part(sql::dialect_token::PrimaryKey)
+, columns_(columns) {}
+
+void query_add_primary_key_constraint_part::accept( query_part_visitor& visitor ) {
+  visitor.visit(*this);
+}
+
+const std::vector<sql::column>& query_add_primary_key_constraint_part::columns() const {
+  return columns_;
+}
 
 query_select_part::query_select_part(std::vector<sql::column> columns)
   : query_part(sql::dialect_token::Select)
@@ -74,7 +157,7 @@ const abstract_criteria &query_where_part::condition() const
   return *condition_;
 }
 
-query_table_name_part::query_table_name_part(sql::dialect_token token, std::string table_name)
+query_table_name_part::query_table_name_part(const sql::dialect_token token, std::string table_name)
 : query_part(token)
 , table_name_(std::move(table_name)) {}