udf support for monetdbe backend

lib/Source.cpp

@@ -0,0 +1,26 @@
+#define _CRT_SECURE_NO_WARNINGS
+#include <cstdio>
+#include <cstring>
+#include "monetdbe.h"
+int main() {
+	monetdbe_database db;
+	puts("alive");
+	monetdbe_open(&db, NULL, NULL);
+	printf("%lx", db);
+	monetdbe_result *res;
+	monetdbe_cnt cnt = 0;
+	char* ret = 0;
+	ret = monetdbe_query(db, const_cast<char*>(" CREATE TABLE test(a INT, b INT, c INT, d INT);\n"), &res, &cnt);
+	if(ret) puts(ret);
+	ret = monetdbe_query(db, const_cast<char*>("  COPY OFFSET 2 INTO test FROM 'd:/gg/AQuery++/test.csv' ON SERVER USING DELIMITERS ',';"), &res, &cnt);
+	if(ret) puts(ret);
+	ret = monetdbe_query(db, const_cast<char*>(" SELECT SUM(c), b, d FROM test GROUP BY a, b, d  ORDER BY d DESC, b ;"), &res, &cnt);
+	if(ret) puts(ret);
+	monetdbe_column* cols;
+	monetdbe_result_fetch(res, &cols, 0);
+	printf("%lx, %d\n", cols, cols->count);
+	for(int i = 0; i < cols->count; ++i)
+		printf("%d ", ((long long*)cols->data)[i]);
+	monetdbe_close(db);
+	return 0;
+}

lib/monetdb_config_headerTargets.cmake

@@ -0,0 +1,98 @@
+# Generated by CMake
+
+if("${CMAKE_MAJOR_VERSION}.${CMAKE_MINOR_VERSION}" LESS 2.6)
+   message(FATAL_ERROR "CMake >= 2.6.0 required")
+endif()
+cmake_policy(PUSH)
+cmake_policy(VERSION 2.6...3.21)
+#----------------------------------------------------------------
+# Generated CMake target import file.
+#----------------------------------------------------------------
+
+# Commands may need to know the format version.
+set(CMAKE_IMPORT_FILE_VERSION 1)
+
+# Protect against multiple inclusion, which would fail when already imported targets are added once more.
+set(_targetsDefined)
+set(_targetsNotDefined)
+set(_expectedTargets)
+foreach(_expectedTarget MonetDB::monetdb_config_header)
+  list(APPEND _expectedTargets ${_expectedTarget})
+  if(NOT TARGET ${_expectedTarget})
+    list(APPEND _targetsNotDefined ${_expectedTarget})
+  endif()
+  if(TARGET ${_expectedTarget})
+    list(APPEND _targetsDefined ${_expectedTarget})
+  endif()
+endforeach()
+if("${_targetsDefined}" STREQUAL "${_expectedTargets}")
+  unset(_targetsDefined)
+  unset(_targetsNotDefined)
+  unset(_expectedTargets)
+  set(CMAKE_IMPORT_FILE_VERSION)
+  cmake_policy(POP)
+  return()
+endif()
+if(NOT "${_targetsDefined}" STREQUAL "")
+  message(FATAL_ERROR "Some (but not all) targets in this export set were already defined.\nTargets Defined: ${_targetsDefined}\nTargets not yet defined: ${_targetsNotDefined}\n")
+endif()
+unset(_targetsDefined)
+unset(_targetsNotDefined)
+unset(_expectedTargets)
+
+
+# Compute the installation prefix relative to this file.
+get_filename_component(_IMPORT_PREFIX "${CMAKE_CURRENT_LIST_FILE}" PATH)
+get_filename_component(_IMPORT_PREFIX "${_IMPORT_PREFIX}" PATH)
+get_filename_component(_IMPORT_PREFIX "${_IMPORT_PREFIX}" PATH)
+get_filename_component(_IMPORT_PREFIX "${_IMPORT_PREFIX}" PATH)
+if(_IMPORT_PREFIX STREQUAL "/")
+  set(_IMPORT_PREFIX "")
+endif()
+
+# Create imported target MonetDB::monetdb_config_header
+add_library(MonetDB::monetdb_config_header INTERFACE IMPORTED)
+
+set_target_properties(MonetDB::monetdb_config_header PROPERTIES
+  INTERFACE_INCLUDE_DIRECTORIES "${_IMPORT_PREFIX}/include/monetdb"
+)
+
+if(CMAKE_VERSION VERSION_LESS 3.0.0)
+  message(FATAL_ERROR "This file relies on consumers using CMake 3.0.0 or greater.")
+endif()
+
+# Load information for each installed configuration.
+get_filename_component(_DIR "${CMAKE_CURRENT_LIST_FILE}" PATH)
+file(GLOB CONFIG_FILES "${_DIR}/monetdb_config_headerTargets-*.cmake")
+foreach(f ${CONFIG_FILES})
+  include(${f})
+endforeach()
+
+# Cleanup temporary variables.
+set(_IMPORT_PREFIX)
+
+# Loop over all imported files and verify that they actually exist
+foreach(target ${_IMPORT_CHECK_TARGETS} )
+  foreach(file ${_IMPORT_CHECK_FILES_FOR_${target}} )
+    if(NOT EXISTS "${file}" )
+      message(FATAL_ERROR "The imported target \"${target}\" references the file
+   \"${file}\"
+but this file does not exist.  Possible reasons include:
+* The file was deleted, renamed, or moved to another location.
+* An install or uninstall procedure did not complete successfully.
+* The installation package was faulty and contained
+   \"${CMAKE_CURRENT_LIST_FILE}\"
+but not all the files it references.
+")
+    endif()
+  endforeach()
+  unset(_IMPORT_CHECK_FILES_FOR_${target})
+endforeach()
+unset(_IMPORT_CHECK_TARGETS)
+
+# This file does not depend on other imported targets which have
+# been exported from the same project but in a separate export set.
+
+# Commands beyond this point should not need to know the version.
+set(CMAKE_IMPORT_FILE_VERSION)
+cmake_policy(POP)