All files for the Release are now isolated

.gitignore

@@ -14,3 +14,4 @@ memgraph
 tags
 .gdb_history
 Testing/
+ve/

CMakeLists.txt

@@ -116,19 +116,22 @@ FILE(MAKE_DIRECTORY ${cypher_build_include_dir})
 FILE(RENAME ${CMAKE_BINARY_DIR}/cypher.h ${cypher_build_include_dir}/cypher.h)
 
 # prepare template and destination folders for query engine (tests)
+# and memgraph server binary
 # copy query_engine's templates file
 FILE(COPY ${src_dir}/query_engine/template DESTINATION ${CMAKE_BINARY_DIR}/tests)
+FILE(COPY ${src_dir}/query_engine/template DESTINATION ${CMAKE_BINARY_DIR})
 # create destination folder for compiled queries
 FILE(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/tests/compiled/cpu)
+FILE(MAKE_DIRECTORY ${CMAKE_BINARY_DIR}/compiled/cpu)
 
 # TODO: filter header files, all files don't need to be copied
 # they are all copied because query engine needs header files during
 # query compilation
 # TODO: make a function (REMOVE copy pasted part)
-SUBDIRLIST(source_folders ${src_dir})
-foreach(source_folder ${source_folders})
-    file(COPY ${src_dir}/${source_folder} DESTINATION ${build_include_dir})
-endforeach()
+# SUBDIRLIST(source_folders ${src_dir})
+# foreach(source_folder ${source_folders})
+#     file(COPY ${src_dir}/${source_folder} DESTINATION ${build_include_dir})
+# endforeach()
 SUBDIRLIST(source_folders ${src_dir})
 foreach(source_folder ${source_folders})
     file(COPY ${src_dir}/${source_folder} DESTINATION ${test_src_dir})
@@ -138,16 +141,130 @@ foreach(source_foler ${source_folders})
     file(COPY ${include_dir}/${source_folder} DESTINATION ${test_include_dir})
 endforeach()
 
+# -----------------------------------------------------------------------------
+# COPY header files required by query engine (query compiler)
+# TODO: somehow automate (in destination dir should be only required include files)
+FILE(COPY ${include_dir}/database/db.hpp DESTINATION ${build_include_dir}/database)
+
+FILE(COPY ${include_dir}/storage/common.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/graph.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/edge.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/edge_accessor.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/edges.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/vertices.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/vertex.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/vertex_accessor.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/record_accessor.hpp DESTINATION ${build_include_dir}/storage)
+FILE(COPY ${include_dir}/storage/locking/record_lock.hpp DESTINATION ${build_include_dir}/storage/locking)
+FILE(COPY ${include_dir}/storage/locking/lock_status.hpp DESTINATION ${build_include_dir}/storage/locking)
+FILE(COPY ${include_dir}/storage/edge_type/edge_type_store.hpp DESTINATION ${build_include_dir}/storage/edge_type)
+FILE(COPY ${include_dir}/storage/edge_type/edge_type.hpp DESTINATION ${build_include_dir}/storage/edge_type)
+FILE(COPY ${include_dir}/storage/label/label_store.hpp DESTINATION ${build_include_dir}/storage/label)
+
+FILE(COPY ${include_dir}/query_engine/util.hpp DESTINATION ${build_include_dir}/query_engine)
+FILE(COPY ${include_dir}/query_engine/i_code_cpu.hpp DESTINATION ${build_include_dir}/query_engine)
+FILE(COPY ${include_dir}/query_engine/query_result.hpp DESTINATION ${build_include_dir}/query_engine)
+FILE(COPY ${include_dir}/query_engine/query_stripped.hpp DESTINATION ${build_include_dir}/query_engine)
+
+FILE(COPY ${include_dir}/data_structures/concurrent/concurrent_map.hpp DESTINATION ${build_include_dir}/data_structures/concurrent)
+FILE(COPY ${include_dir}/data_structures/concurrent/concurrent_set.hpp DESTINATION ${build_include_dir}/data_structures/concurrent)
+FILE(COPY ${include_dir}/data_structures/concurrent/common.hpp DESTINATION ${build_include_dir}/data_structures/concurrent)
+FILE(COPY ${include_dir}/data_structures/concurrent/skiplist.hpp DESTINATION ${build_include_dir}/data_structures/concurrent)
+FILE(COPY ${include_dir}/data_structures/concurrent/skiplist_gc.hpp DESTINATION ${build_include_dir}/data_structures/concurrent)
+
+FILE(COPY ${include_dir}/data_structures/bitset/dynamic_bitset.hpp DESTINATION ${build_include_dir}/data_structures/bitset)
+
+FILE(COPY ${include_dir}/threading/sync/lockable.hpp DESTINATION ${build_include_dir}/threading/sync)
+FILE(COPY ${include_dir}/threading/sync/spinlock.hpp DESTINATION ${build_include_dir}/threading/sync)
+FILE(COPY ${include_dir}/threading/sync/futex.hpp DESTINATION ${build_include_dir}/threading/sync)
+FILE(COPY ${include_dir}/threading/sync/lock_timeout_error.hpp DESTINATION ${build_include_dir}/threading/sync)
+
+FILE(COPY ${include_dir}/memory/freelist.hpp DESTINATION ${build_include_dir}/memory)
+FILE(COPY ${include_dir}/memory/lazy_gc.hpp DESTINATION ${build_include_dir}/memory)
+
+FILE(COPY ${include_dir}/mvcc/cre_exp.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/hints.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/id.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/mvcc_error.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/record.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/serialization_error.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/version.hpp DESTINATION ${build_include_dir}/mvcc)
+FILE(COPY ${include_dir}/mvcc/version_list.hpp DESTINATION ${build_include_dir}/mvcc)
+
+FILE(COPY ${include_dir}/transactions/transaction.hpp DESTINATION ${build_include_dir}/transactions)
+FILE(COPY ${include_dir}/transactions/lock_store.hpp DESTINATION ${build_include_dir}/transactions)
+FILE(COPY ${include_dir}/transactions/snapshot.hpp DESTINATION ${build_include_dir}/transactions)
+FILE(COPY ${include_dir}/transactions/commit_log.hpp DESTINATION ${build_include_dir}/transactions)
+FILE(COPY ${include_dir}/transactions/engine.hpp DESTINATION ${build_include_dir}/transactions)
+FILE(COPY ${include_dir}/transactions/transaction_store.hpp DESTINATION ${build_include_dir}/transactions)
+
+FILE(COPY ${include_dir}/storage/model/properties/properties.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/property.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/traversers/consolewriter.hpp DESTINATION ${build_include_dir}/storage/model/properties/traversers)
+FILE(COPY ${include_dir}/storage/model/properties/traversers/jsonwriter.hpp DESTINATION ${build_include_dir}/storage/model/properties/traversers)
+FILE(COPY ${include_dir}/storage/model/properties/handler.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/all.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/bool.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/float.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/double.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/int32.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/int64.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/string.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/floating.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/number.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/integral.hpp DESTINATION ${build_include_dir}/storage/model/properties)
+FILE(COPY ${include_dir}/storage/model/properties/utils/math_operations.hpp DESTINATION ${build_include_dir}/storage/model/properties/utils)
+FILE(COPY ${include_dir}/storage/model/properties/utils/unary_negation.hpp DESTINATION ${build_include_dir}/storage/model/properties/utils)
+FILE(COPY ${include_dir}/storage/model/properties/utils/modulo.hpp DESTINATION ${build_include_dir}/storage/model/properties/utils)
+
+FILE(COPY ${include_dir}/storage/model/edge_model.hpp DESTINATION ${build_include_dir}/storage/model)
+FILE(COPY ${include_dir}/storage/model/property_model.hpp DESTINATION ${build_include_dir}/storage/model)
+FILE(COPY ${include_dir}/storage/model/vertex_model.hpp DESTINATION ${build_include_dir}/storage/model)
+FILE(COPY ${include_dir}/storage/model/edge_list.hpp DESTINATION ${build_include_dir}/storage/model)
+
+FILE(COPY ${include_dir}/storage/label/label.hpp DESTINATION ${build_include_dir}/storage/label)
+FILE(COPY ${include_dir}/storage/label/label_collection.hpp DESTINATION ${build_include_dir}/storage/label)
+FILE(COPY ${include_dir}/storage/label/label_store.hpp DESTINATION ${build_include_dir}/storage/label)
+
+FILE(COPY ${include_dir}/storage/indexes/index.hpp DESTINATION ${build_include_dir}/storage/indexes)
+FILE(COPY ${include_dir}/storage/indexes/index_record.hpp DESTINATION ${build_include_dir}/storage/indexes)
+FILE(COPY ${include_dir}/storage/indexes/index_record_collection.hpp DESTINATION ${build_include_dir}/storage/indexes)
+
+FILE(COPY ${include_dir}/utils/sys.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/stacktrace.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/auto_scope.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/assert.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/reference_wrapper.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/underlying_cast.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/total_ordering.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/crtp.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/placeholder.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/likely.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/cpu_relax.hpp DESTINATION ${build_include_dir}/utils)
+FILE(COPY ${include_dir}/utils/counters/atomic_counter.hpp DESTINATION ${build_include_dir}/utils/counters)
+FILE(COPY ${include_dir}/utils/counters/simple_counter.hpp DESTINATION ${build_include_dir}/utils/counters)
+FILE(COPY ${include_dir}/utils/random/fast_binomial.hpp DESTINATION ${build_include_dir}/utils/random)
+FILE(COPY ${include_dir}/utils/random/xorshift128plus.hpp DESTINATION ${build_include_dir}/utils/random)
+FILE(COPY ${include_dir}/utils/exceptions/basic_exception.hpp DESTINATION ${build_include_dir}/utils/exceptions)
+# -----------------------------------------------------------------------------
+
 # add all cpp file recursive into sourceFiles varibale
 # FILE(GLOB_RECURSE sourceFiles ${src_dir}/*.cpp)
 # print list of source files
 # MESSAGE(STATUS "All source files are: ${sourceFiles}")
 
-# compiler options
-# SET(COMPILE_OPTIONS "-O2 -Wall -Werror -fmessage-length=0")
-set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} -march=native")
+# debug flags
+if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang")
+    # set(CMAKE_CXX_FLAGS_DEBUG "-Wl,--export-dynamic ${CMAKE_CXX_FLAGS_DEBUG}")
+elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
+    # set(CMAKE_CXX_FLAGS_DEBUG "-rdynamic ${CMAKE_CXX_FLAGS_DEBUG}")
+endif()
 
-# manual defines at configure time
+# release flags
+set(CMAKE_CXX_FLAGS_RELEASE
+    "${CMAKE_CXX_FLAGS_RELEASE} -march=native -Wall -Werror")
+
+# -- configure time variables -------------------------------------------------
 option(RUNTIME_ASSERT "Enable runtime assertions" OFF)
 if(RUNTIME_ASSERT)
     add_definitions( -DRUNTIME_ASSERT_ON )
@@ -163,7 +280,11 @@ if(NDEBUG)
     add_definitions( -DNDEBUG )
 endif()
 
-# includes
+option(MEMGRAPH "Build memgraph binary" ON)
+option(POC "Build proof of concept binaries" ON)
+option(TESTS "Build test binaries" ON)
+
+# -- includes -----------------------------------------------------------------
 include_directories(${CMAKE_SOURCE_DIR}/include)
 include_directories(${src_dir})
 include_directories(${build_include_dir})
@@ -173,6 +294,7 @@ include_directories(${lexertl_dir})
 include_directories(${libuv_source_dir}/include)
 include_directories(${rapidjson_source_dir}/include)
 include_directories(${r3_source_dir}/include)
+# -----------------------------------------------------------------------------
 
 # creates build/libcypher_lib.a
 add_library(cypher_lib STATIC ${CMAKE_BINARY_DIR}/cypher.cpp)
@@ -183,30 +305,24 @@ EXECUTE_PROCESS(
     WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}/src/api
 )
 
-# # memgraph executable
-# add_executable(memgraph_http src/memgraph.cpp)
-# add_dependencies(memgraph_http cypher_lib)
-# target_link_libraries(memgraph_http Threads::Threads)
-# target_link_libraries(memgraph_http pcre)
-# target_link_libraries(memgraph_http ${libuv_static_lib})
-# target_link_libraries(memgraph_http ${r3_static_lib})
-# target_link_libraries(memgraph_http ${http_parser_static_lib})
-
-# # query_engine executable
-# add_executable(query_engine src/query_engine/main_query_engine.cpp)
-# # query_engine link libraries
-# target_link_libraries(query_engine Threads::Threads)
-# target_link_libraries(query_engine dl)
-# target_link_libraries(query_engine cypher_lib)
-# target_link_libraries(query_engine ${fmt_static_lib})
-
-# # query hasher executable
-# add_executable(query_hasher src/query_engine/main_query_hasher.cpp)
-# target_link_libraries(query_hasher ${fmt_static_lib})
-
+# TODO: create separate static library from bolt code
 set(memgraph_src_files
+    ${src_dir}/utils/string/transform.cpp
+    ${src_dir}/utils/string/join.cpp
+    ${src_dir}/utils/string/file.cpp
+    ${src_dir}/query_engine/util.cpp
+    ${src_dir}/bolt/v1/bolt.cpp
+    ${src_dir}/bolt/v1/states.cpp
+    ${src_dir}/bolt/v1/session.cpp
+    ${src_dir}/bolt/v1/states/error.cpp
+    ${src_dir}/bolt/v1/states/executor.cpp
+    ${src_dir}/bolt/v1/states/init.cpp
+    ${src_dir}/bolt/v1/states/handshake.cpp
+    ${src_dir}/bolt/v1/transport/bolt_decoder.cpp
+    ${src_dir}/bolt/v1/transport/buffer.cpp
     ${src_dir}/mvcc/id.cpp
     ${src_dir}/storage/vertices.cpp
+    ${src_dir}/storage/edges.cpp
     ${src_dir}/storage/label/label.cpp
     ${src_dir}/storage/label/label_collection.cpp
     ${src_dir}/storage/label/label_store.cpp
@@ -221,6 +337,13 @@ set(memgraph_src_files
     ${src_dir}/storage/vertex_accessor.cpp
     ${src_dir}/transactions/transaction.cpp
     ${src_dir}/template_engine/engine.cpp
+    ${src_dir}/logging/streams/stdout.cpp
+    ${src_dir}/logging/levels.cpp
+    ${src_dir}/logging/logs/sync_log.cpp
+    ${src_dir}/logging/logs/async_log.cpp
+    ${src_dir}/logging/default.cpp
+    ${src_dir}/logging/log.cpp
+    ${src_dir}/io/network/tls.cpp
 )
 
 # STATIC library used by memgraph executables
@@ -231,11 +354,15 @@ add_library(memgraph_pic STATIC ${memgraph_src_files})
 set_property(TARGET memgraph_pic PROPERTY POSITION_INDEPENDENT_CODE TRUE)
 
 # tests
+if (TESTS)
     enable_testing()
     add_subdirectory(tests)
+endif()
 
-# proof of concept
+# proof of concepts
+if (POC)
     add_subdirectory(poc)
+endif()
 
 # memgraph build name
 execute_process(
@@ -248,8 +375,28 @@ execute_process(
 )
 string(STRIP ${COMMIT_HASH} COMMIT_HASH)
 string(STRIP ${COMMIT_NO} COMMIT_NO)
-set(MEMGRAPH_BUILD_NAME "memgraph_${COMMIT_HASH}_${COMMIT_NO}")
-message(STATUS ${CMAKE_BUILD_TYPE})
+set(MEMGRAPH_BUILD_NAME
+    "memgraph_${COMMIT_HASH}_${COMMIT_NO}_${CMAKE_BUILD_TYPE}")
 
 # memgraph main executable
-add_executable(${MEMGRAPH_BUILD_NAME}_${CMAKE_BUILD_TYPE} ${src_dir}/memgraph_bolt.cpp)
+if (MEMGRAPH)
+    add_executable(${MEMGRAPH_BUILD_NAME} ${src_dir}/memgraph_bolt.cpp)
+    target_link_libraries(${MEMGRAPH_BUILD_NAME} memgraph)
+    target_link_libraries(${MEMGRAPH_BUILD_NAME} Threads::Threads)
+    target_link_libraries(${MEMGRAPH_BUILD_NAME} cypher_lib)
+    if (UNIX)
+        target_link_libraries(${MEMGRAPH_BUILD_NAME} crypto)
+        # target_link_libraries(${MEMGRAPH_BUILD_NAME} ssl)
+        target_link_libraries(${MEMGRAPH_BUILD_NAME} ${fmt_static_lib})
+        target_link_libraries(${MEMGRAPH_BUILD_NAME} dl)
+    endif (UNIX)
+endif()
+
+# # memgraph executable HTTP TODO: DEPRICATED
+# add_executable(memgraph_http src/memgraph.cpp)
+# add_dependencies(memgraph_http cypher_lib)
+# target_link_libraries(memgraph_http Threads::Threads)
+# target_link_libraries(memgraph_http pcre)
+# target_link_libraries(memgraph_http ${libuv_static_lib})
+# target_link_libraries(memgraph_http ${r3_static_lib})
+# target_link_libraries(memgraph_http ${http_parser_static_lib})

README.md

@@ -20,6 +20,10 @@ on a 64 bit linux kernel.
 * lemon (parser generator)
 * catch (for compiling tests)
 
+### Bolt
+
+sudo apt-get install libssl-dev
+
 ## build
 ```
 cd build
@@ -30,8 +34,9 @@ cmake -DCMAKE_C_COMPILER=clang -DCMAKE_CXX_COMPILER=clang++ -DRUNTIME_ASSERT=OFF
 #   -DCMAKE_CXX_COMPILER=clang++
 #   -DRUNTIME_ASSERT=OFF
 #   -DTHROW_EXCEPTION_ON_ERROR=OFF
-#   -DCMAKE_BUILD_TYPE:STRING=Debug
 #   -DNDEBUG=ON
+#   -DCMAKE_BUILD_TYPE:STRING=debug
+#   -DCMAKE_BUILD_TYPE:STRING=release
 
 make
 ctest

include/bolt/v1/bolt.hpp

@@ -1,7 +1,8 @@
 #pragma once
 
-#include "states.hpp"
+#include "bolt/v1/states.hpp"
 #include "io/network/socket.hpp"
+#include "dbms/dbms.hpp"
 
 namespace bolt
 {
@@ -19,6 +20,7 @@ public:
     void close(Session* session);
 
     States states;
+    Dbms dbms;
 };
 
 }

include/bolt/v1/messaging/messages.hpp

@@ -0,0 +1,8 @@
+#pragma once
+
+namespace bolt
+{
+
+// TODO: what should be here? (Question for Dominik)
+
+}

include/bolt/v1/serialization/bolt_serializer.hpp

@@ -3,7 +3,7 @@
 #include "bolt/v1/transport/bolt_encoder.hpp"
 #include "bolt/v1/packing/codes.hpp"
 
-#include "include/storage/vertex_accessor.hpp"
+#include "storage/vertex_accessor.hpp"
 #include "storage/edge_accessor.hpp"
 
 #include "storage/model/properties/properties.hpp"

include/bolt/v1/serialization/record_stream.hpp

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "bolt_serializer.hpp"
+#include "bolt/v1/serialization/bolt_serializer.hpp"
 
 namespace bolt
 {

include/bolt/v1/session.hpp

@@ -4,13 +4,11 @@
 #include "io/network/socket.hpp"
 
 #include "bolt/v1/states/state.hpp"
-
 #include "bolt/v1/transport/bolt_decoder.hpp"
 #include "bolt/v1/transport/bolt_encoder.hpp"
-
 #include "bolt/v1/serialization/socket_serializer.hpp"
+#include "bolt/v1/bolt.hpp"
 
-#include "bolt.hpp"
 #include "logging/default.hpp"
 
 namespace bolt
@@ -31,6 +29,8 @@ public:
 
     Bolt& bolt;
 
+    Db& active_db();
+
     Decoder decoder;
     Encoder encoder {socket};
 

include/bolt/v1/states.hpp

@@ -1,6 +1,6 @@
 #pragma once
 
-#include "states/state.hpp"
+#include "bolt/v1/states/state.hpp"
 #include "logging/log.hpp"
 
 namespace bolt

include/bolt/v1/states/error.hpp

@@ -1,5 +1,6 @@
 #pragma once
 
+#include "bolt/v1/session.hpp"
 #include "bolt/v1/states/state.hpp"
 
 namespace bolt

include/bolt/v1/states/executor.hpp

@@ -2,6 +2,7 @@
 
 #include "bolt/v1/states/state.hpp"
 #include "bolt/v1/session.hpp"
+#include "query_engine/query_engine.hpp"
 
 namespace bolt
 {
@@ -35,6 +36,10 @@ protected:
      *
      */
     void discard_all(Session& session);
+
+private:
+    QueryEngine query_engine;
+
 };
 
 }

include/bolt/v1/states/message_parser.hpp

@@ -1,9 +1,8 @@
 #pragma once
 
-#include "state.hpp"
-#include "utils/crtp.hpp"
-
 #include "bolt/v1/session.hpp"
+#include "bolt/v1/states/state.hpp"
+#include "utils/crtp.hpp"
 
 namespace bolt
 {
@@ -12,8 +11,7 @@ template <class Derived>
 class MessageParser : public State, public Crtp<Derived>
 {
 public:
-    MessageParser(Logger&& logger)
-        : logger(std::forward<Logger>(logger)) {}
+    MessageParser(Logger &&logger) : logger(std::forward<Logger>(logger)) {}
 
     State *run(Session &session) override final
     {
@@ -23,8 +21,7 @@ public:
         auto next = this->derived().parse(session, message);
 
         // return next state if parsing was unsuccessful (i.e. error state)
-        if(next != &this->derived())
-            return next;
+        if (next != &this->derived()) return next;
 
         logger.debug("Executing state");
         return this->derived().execute(session, message);
@@ -33,5 +30,4 @@ public:
 protected:
     Logger logger;
 };
-
 }

include/bolt/v1/transport/bolt_decoder.hpp

@@ -1,8 +1,7 @@
 #pragma once
 
-#include "buffer.hpp"
-#include "chunked_decoder.hpp"
-
+#include "bolt/v1/transport/buffer.hpp"
+#include "bolt/v1/transport/chunked_decoder.hpp"
 #include "utils/types/byte.hpp"
 
 namespace bolt
@@ -41,5 +40,4 @@ private:
 
     const byte *raw() const;
 };
-
 }

include/bolt/v1/transport/socket_stream.hpp

@@ -5,7 +5,7 @@
 #include <cstdio>
 
 #include "io/network/socket.hpp"
-#include "stream_error.hpp"
+#include "bolt/v1/transport/stream_error.hpp"
 
 namespace bolt
 {

include/data_structures/concurrent/common.hpp

@@ -16,7 +16,6 @@ public:
 
     friend constexpr bool operator<(const Item &lhs, const Item &rhs)
     {
-        std::pair<const K, T> *a;
         return lhs.first < rhs.first;
     }
 

include/database/db.hpp

@@ -9,12 +9,18 @@ class Db
 public:
     using sptr = std::shared_ptr<Db>;
 
+    Db() = default;
+    Db(const std::string& name) : name_(name) {}
+    Db(const Db& db) = delete;
+
     Graph graph;
     tx::Engine tx_engine;
 
-    //  only for test purposes
-    std::string identifier()
+    std::string& name()
     {
-        return "memgraph";
+        return name_;
     }
+
+private:
+    std::string name_;
 };

include/logging/default.hpp

@@ -1,7 +1,7 @@
 #pragma once
 
-#include "log.hpp"
-#include "logger.hpp"
+#include "logging/log.hpp"
+#include "logging/logger.hpp"
 
 namespace logging
 {

include/logging/logger.hpp

@@ -3,8 +3,8 @@
 #include <cassert>
 #include <fmt/format.h>
 
-#include "log.hpp"
-#include "levels.hpp"
+#include "logging/log.hpp"
+#include "logging/levels.hpp"
 
 class Logger
 {

include/mvcc/record.hpp

@@ -8,9 +8,9 @@
 #include "transactions/engine.hpp"
 
 #include "mvcc/id.hpp"
-#include "cre_exp.hpp"
-#include "version.hpp"
-#include "hints.hpp"
+#include "mvcc/cre_exp.hpp"
+#include "mvcc/version.hpp"
+#include "mvcc/hints.hpp"
 #include "storage/locking/record_lock.hpp"
 
 // the mvcc implementation used here is very much like postgresql's

include/query_engine/code_compiler.hpp

@@ -19,11 +19,11 @@ public:
         auto compile_command =
             utils::prints("clang++",
                           // "-std=c++1y -O2 -DNDEBUG",     // compile flags
-                          "-std=c++1y -DDEBUG", // compile flags
+                          "-std=c++1y -DDEBUG", // compile flags // TODO: load from config file
                           in_file,              // input file
                           "-o", out_file,       // ouput file
                           "-I./include", // include paths (TODO: parameter)
-                          "-I./src", "-I../../libs/fmt",
+                          "-I../libs/fmt", // TODO: load from config
                           "-L./ -lmemgraph_pic",
                           "-shared -fPIC" // shared library flags
                           );

include/query_engine/code_generator/handlers/includes.hpp

@@ -15,6 +15,9 @@
 using ParameterIndexKey::Type::InternalId;
 using Direction = RelationshipData::Direction;
 
+namespace
+{
+
 auto update_properties(const QueryActionData &action_data,
                        const std::string &name)
 {
@@ -29,3 +32,5 @@ auto update_properties(const QueryActionData &action_data,
 
     return code;
 }
+
+}

include/query_engine/code_generator/handlers/match.hpp

@@ -2,6 +2,9 @@
 
 #include "query_engine/code_generator/handlers/includes.hpp"
 
+namespace
+{
+
 bool already_matched(CypherStateData &cypher_data, const std::string &name,
                      EntityType type)
 {
@@ -18,6 +21,8 @@ auto fetch_internal_index(const QueryActionData &action_data,
     return action_data.parameter_index.at(ParameterIndexKey(InternalId, name));
 }
 
+}
+
 auto match_query_action =
     [](CypherStateData &cypher_data,
        const QueryActionData &action_data) -> std::string {

include/query_engine/i_code_cpu.hpp

@@ -2,7 +2,7 @@
 
 #include "database/db.hpp"
 #include "query_engine/query_result.hpp"
-#include "query_stripped.hpp"
+#include "query_engine/query_stripped.hpp"
 
 class ICodeCPU
 {

include/query_engine/memgraph_dynamic_lib.hpp

@@ -1,8 +1,11 @@
 #pragma once
 
-#include "i_code_cpu.hpp"
+#include "query_engine/i_code_cpu.hpp"
 #include "dc/dynamic_lib.hpp"
 
+namespace
+{
+
 class MemgraphDynamicLib
 {
 public:
@@ -16,3 +19,5 @@ const std::string MemgraphDynamicLib::produce_name = "produce";
 const std::string MemgraphDynamicLib::destruct_name = "destruct";
 
 using CodeLib = DynamicLib<MemgraphDynamicLib>;
+
+}

include/query_engine/program_executor.hpp

@@ -15,7 +15,7 @@
 class ProgramExecutor
 {
 public:
-    auto execute(QueryProgram &program)
+    auto execute(QueryProgram &program, Db& db)
     {
         try {
             // TODO: return result of query/code exection
@@ -25,9 +25,4 @@ public:
             throw QueryEngineException("code execution error");
         }
     }
-
-public:
-    // TODO: here shoud be one database from DBMS, not local instance of
-    // DB
-    Db db;
 };

include/query_engine/program_loader.hpp

@@ -6,12 +6,12 @@
 
 #define NOT_LOG_INFO
 
-#include "code_compiler.hpp"
-#include "code_generator.hpp"
 #include "config/config.hpp"
-#include "memgraph_dynamic_lib.hpp"
-#include "query_program.hpp"
-#include "query_stripper.hpp"
+#include "query_engine/code_compiler.hpp"
+#include "query_engine/code_generator.hpp"
+#include "query_engine/memgraph_dynamic_lib.hpp"
+#include "query_engine/query_program.hpp"
+#include "query_engine/query_stripper.hpp"
 #include "utils/hashing/fnv.hpp"
 #include "utils/log/logger.hpp"
 

include/query_engine/query_engine.hpp

@@ -3,6 +3,7 @@
 #include "program_executor.hpp"
 #include "program_loader.hpp"
 #include "query_result.hpp"
+#include "database/db.hpp"
 
 //
 // Current arhitecture:
@@ -17,11 +18,11 @@
 class QueryEngine
 {
 public:
-    auto execute(const std::string &query)
+    auto execute(const std::string &query, Db& db)
     {
         // TODO: error handling
         auto program = program_loader.load(query);
-        auto result = program_executor.execute(program);
+        auto result = program_executor.execute(program, db);
         return result;
     }
 

include/query_engine/query_program.hpp

@@ -1,7 +1,7 @@
 #pragma once
 
-#include "i_code_cpu.hpp"
-#include "query_stripped.hpp"
+#include "query_engine/i_code_cpu.hpp"
+#include "query_engine/query_stripped.hpp"
 
 struct QueryProgram
 {

include/query_engine/traverser/code.hpp

@@ -62,15 +62,4 @@ const std::string print_properties =
 const std::string print_property =
     "cout_property(\"{0}\", {0}.property(\"{1}\"));";
 
-std::string debug_print_vertex_labels()
-{
-#ifdef DEBUG
-    return code_line("PRINT_PROPS(vertex_accessor.properties());") +
-           code_line("cout << \"LABELS:\" << endl;") +
-           code_line("for (auto label_ref : vertex_accessor.labels()) {") +
-           code_line("cout << label_ref.get() << endl;") + code_line("}");
-#else
-    return "";
-#endif
-}
 }

include/query_engine/traverser/cpp_traverser.hpp

@@ -92,6 +92,13 @@ private:
     // TODO: remove this constraint
     bool has_return;
 
+    void finish_query_execution()
+    {
+        generator.add_action(QueryAction::TransactionCommit);
+        code += generator.generate();
+        generator.clear();
+    }
+
 public:
     void semantic_check() const
     {
@@ -108,6 +115,9 @@ public:
         generator.add_action(QueryAction::TransactionBegin);
 
         Traverser::visit(write_query);
+
+        // TODO: put this inside the top level mentioned above
+        finish_query_execution();
     }
 
     void visit(ast::ReadQuery &read_query) override
@@ -115,6 +125,8 @@ public:
         generator.add_action(QueryAction::TransactionBegin);
 
         Traverser::visit(read_query);
+
+        finish_query_execution();
     }
 
     void visit(ast::UpdateQuery &update_query) override
@@ -122,6 +134,8 @@ public:
         generator.add_action(QueryAction::TransactionBegin);
 
         Traverser::visit(update_query);
+
+        finish_query_execution();
     }
 
     void visit(ast::DeleteQuery &delete_query) override
@@ -129,6 +143,8 @@ public:
         generator.add_action(QueryAction::TransactionBegin);
 
         Traverser::visit(delete_query);
+
+        finish_query_execution();
     }
 
     void visit(ast::ReadWriteQuery &read_write_query) override
@@ -136,6 +152,8 @@ public:
         generator.add_action(QueryAction::TransactionBegin);
 
         Traverser::visit(read_write_query);
+
+        finish_query_execution();
     }
 
     void visit(ast::Match &ast_match) override
@@ -188,12 +206,6 @@ public:
 
         Traverser::visit(ast_return);
 
-        // TODO: move commit somewhare that is more appropriate
-        generator.add_action(QueryAction::TransactionCommit);
-
-        code += generator.generate();
-
-        generator.clear();
     }
 
     void visit(ast::ReturnList &ast_return_list) override

include/query_engine/util.hpp

@@ -11,46 +11,34 @@
 using std::cout;
 using std::endl;
 
-void print_props(const Properties &properties)
-{
-    StringBuffer buffer;
-    JsonWriter<StringBuffer> writer(buffer);
-    properties.accept(writer);
-    cout << buffer.str() << endl;
-}
+void print_props(const Properties &properties);
 
-#ifdef DEBUG
-#define PRINT_PROPS(_PROPS_) print_props(_PROPS_);
-#else
+#ifdef NDEBUG
 #define PRINT_PROPS(_)
+#else
+#define PRINT_PROPS(_PROPS_) print_props(_PROPS_);
 #endif
 
-void cout_properties(const Properties &properties)
-{
-    ConsoleWriter writer;
-    properties.accept(writer);
-    cout << "----" << endl;
-}
+void cout_properties(const Properties &properties);
 
-void cout_property(const std::string &key, const Property &property)
-{
-    ConsoleWriter writer;
-    writer.handle(key, property);
-    cout << "----" << endl;
-}
+void cout_property(const std::string &key, const Property &property);
+
+// this is a nice way how to avoid multiple definition problem with
+// headers because it will create a unique namespace for each compilation unit
+// http://stackoverflow.com/questions/2727582/multiple-definition-in-header-file
+namespace
+{
 
-// wrapper for fmt format
 template <typename... Args>
 std::string format(const std::string &format_str, const Args &... args)
 {
     return fmt::format(format_str, args...);
 }
 
-// wrapper for single code line
 template <typename... Args>
 std::string code_line(const std::string &format_str, const Args &... args)
 {
     return "\t" + format(format_str, args...) + "\n";
 }
 
-
+}

include/storage/edge.hpp

@@ -1,8 +1,8 @@
 #pragma once
 
 #include "mvcc/record.hpp"
-#include "model/edge_model.hpp"
-#include "model/properties/traversers/jsonwriter.hpp"
+#include "storage/model/edge_model.hpp"
+#include "storage/model/properties/traversers/jsonwriter.hpp"
 
 class Edge : public mvcc::Record<Edge>
 {

include/storage/edges.hpp

@@ -0,0 +1,16 @@
+#pragma once
+
+#include "data_structures/concurrent/concurrent_map.hpp"
+#include "storage/common.hpp"
+#include "storage/edge_accessor.hpp"
+
+class Edges
+{
+public:
+    Edge::Accessor find(tx::Transaction &t, const Id &id);
+    Edge::Accessor insert(tx::Transaction &t);
+
+private:
+    ConcurrentMap<uint64_t, EdgeRecord> edges;
+    AtomicCounter<uint64_t> counter;
+};

include/storage/graph.hpp

@@ -10,8 +10,8 @@ class Graph
 public:
     Graph() {}
 
-    Edges edges;
     Vertices vertices;
+    Edges edges;
 
     LabelStore label_store;
     EdgeTypeStore edge_type_store;