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fixed create as union/except, distinct

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wip: stored procedure
This commit is contained in:
bill
2022-11-19 05:09:39 +08:00
parent 9caa1fa82a
commit eb0fe8857a
8 changed files with 121 additions and 30 deletions
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server/libaquery.h
+10 -1
View File
@@ -9,6 +9,7 @@
#include <unordered_map>
#include <chrono>
#include <filesystem>
class aq_timer {
private:
std::chrono::high_resolution_clock::time_point now;
@@ -66,6 +67,12 @@ struct Session{
void* memory_map;
};
struct StoredProcedure{
uint32_t cnt, postproc_modules;
char **queries;
const char* name;
void **__rt_loaded_modules;
};
struct Context{
typedef int (*printf_type) (const char *format, ...);
@@ -79,7 +86,7 @@ struct Context{
Log_level log_level = LOG_INFO;
Session current;
const char* aquery_root_path;
#ifdef THREADING
void* thread_pool;
#endif
@@ -104,6 +111,8 @@ struct Context{
void* get_module_function(const char*);
std::unordered_map<const char*, void*> tables;
std::unordered_map<const char*, uColRef *> cols;
std::unordered_map<const char*, void*> loaded_modules;
std::unordered_map<const char*, StoredProcedure> stored_proc;
};
server/server.cpp
+50 -7
View File
@@ -7,6 +7,7 @@
#include "libaquery.h"
#include "monetdb_conn.h"
#pragma region misc
#ifdef THREADING
#include "threading.h"
#endif
@@ -120,7 +121,6 @@ A_Semaphore prompt{ true }, engine{ false };
typedef int (*code_snippet)(void*);
typedef void (*module_init_fn)(Context*);
int n_recv = 0;
char** n_recvd = nullptr;
@@ -265,11 +265,12 @@ void initialize_module(const char* module_name, void* module_handle, Context* cx
printf("Warning: module %s have no session support.\n", module_name);
}
}
#pragma endregion
int dll_main(int argc, char** argv, Context* cxt){
aq_timer timer;
Config *cfg = reinterpret_cast<Config *>(argv[0]);
std::unordered_map<std::string, void*> user_module_map;
std::string procedure_name = "";
if (cxt->module_function_maps == nullptr)
cxt->module_function_maps = new std::unordered_map<std::string, void*>();
auto module_fn_map =
@@ -279,7 +280,6 @@ int dll_main(int argc, char** argv, Context* cxt){
void** buffers = (void**) malloc (sizeof(void*) * cfg->n_buffers);
for (int i = 0; i < cfg->n_buffers; i++)
buffers[i] = static_cast<void *>(argv[i + 1]);
cxt->buffers = buffers;
cxt->cfg = cfg;
cxt->n_buffers = cfg->n_buffers;
@@ -291,6 +291,7 @@ int dll_main(int argc, char** argv, Context* cxt){
puts(*(const char**)(alt_server->getCol(0)));
cxt->alt_server = alt_server;
}
bool rec = false;
while(cfg->running){
ENGINE_ACQUIRE();
if (cfg->new_query) {
@@ -334,7 +335,7 @@ int dll_main(int argc, char** argv, Context* cxt){
case 'M': // Load Module
{
auto mname = n_recvd[i] + 1;
user_module_handle = dlopen(mname, RTLD_LAZY);
user_module_handle = dlopen(mname, RTLD_NOW);
//getlasterror
if (!user_module_handle)
@@ -360,7 +361,6 @@ int dll_main(int argc, char** argv, Context* cxt){
if(!server->haserror()){
uint32_t limit;
memcpy(&limit, n_recvd[i] + 1, sizeof(uint32_t));
// printf("Limit: %x\n", limit);
if (limit == 0)
continue;
timer.reset();
@@ -379,6 +379,48 @@ int dll_main(int argc, char** argv, Context* cxt){
user_module_map.erase(it);
}
break;
case 'R': //recorded procedure
{
auto proc_name = n_recvd[i] + 1;
proc_name = *proc_name?proc_name : proc_name + 1;
const auto& load_modules = [](StoredProcedure &p){
if (!p.__rt_loaded_modules){
p.__rt_loaded_modules = static_cast<void**>(
malloc(sizeof(void*) * p.postproc_modules));
for(uint32_t j = 0; j < p.postproc_modules; ++j){
p.__rt_loaded_modules[j] = dlopen(p.name, RTLD_NOW);
}
}
};
switch(n_recvd[i][1]){
case '\0':
procedure_name = proc_name;
break;
case 'T':
procedure_name = "";
break;
case 'E': // execute procedure
{
auto _proc = cxt->stored_proc.find(procedure_name.c_str());
if (_proc == cxt->stored_proc.end())
printf("Procedure %s not found.\n", procedure_name.c_str());
else{
StoredProcedure &p = _proc->second;
n_recv = p.cnt;
n_recvd = p.queries;
load_modules(p);
}
}
break;
case 'D': // delete procedure
break;
case 'S': //save procedure
break;
case 'L': //load procedure
break;
}
}
break;
}
}
if(handle) {
@@ -400,7 +442,7 @@ int dll_main(int argc, char** argv, Context* cxt){
// puts(cfg->has_dll ? "true" : "false");
if (cfg->backend_type == BACKEND_AQuery) {
handle = dlopen("./dll.so", RTLD_LAZY);
handle = dlopen("./dll.so", RTLD_NOW);
code_snippet c = reinterpret_cast<code_snippet>(dlsym(handle, "dllmain"));
c(cxt);
}
@@ -444,6 +486,7 @@ extern "C" int __DLLEXPORT__ main(int argc, char** argv) {
#endif
// puts("running");
Context* cxt = new Context();
cxt->aquery_root_path = std::filesystem::current_path().c_str();
// cxt->log("%d %s\n", argc, argv[1]);
#ifdef THREADING
@@ -472,7 +515,7 @@ extern "C" int __DLLEXPORT__ main(int argc, char** argv) {
if(ready){
cxt->log("running: %s\n", running? "true":"false");
cxt->log("ready: %s\n", ready? "true":"false");
void* handle = dlopen("./dll.so", RTLD_LAZY);
void* handle = dlopen("./dll.so", RTLD_NOW);
cxt->log("handle: %p\n", handle);
if (handle) {
cxt->log("inner\n");
server/table.h
+1 -4
View File
@@ -77,7 +77,6 @@ public:
}
template<template <typename> class VT, typename T>
void initfrom(VT<T>&& v, const char* name = "") {
// puts("rref");
ty = types::Types<_Ty>::getType();
this->size = v.size;
this->capacity = v.capacity;
@@ -87,7 +86,6 @@ public:
}
template<template <typename> class VT, typename T>
void initfrom(VT<T>& v, const char* name = "") {
// puts("lref");
ty = types::Types<_Ty>::getType();
this->size = v.size;
this->capacity = 0;
@@ -97,7 +95,6 @@ public:
}
template<template <typename> class VT, typename T>
void initfrom(const VT<T>& v, const char* name = "") {
// puts("constlref");
ty = types::Types<_Ty>::getType();
this->size = v.size;
this->capacity = 0;
@@ -567,7 +564,7 @@ struct TableInfo {
TableInfo<Types ...>* distinct() {
std::unordered_set<tuple_type> d_records;
std::make_index_sequence<sizeof...(Types)> seq;
d_records.reserve(colrefs[0].size);
for (uint32_t j = 0; j < colrefs[0].size; ++j) {
d_records.insert(get_record(seq, j));
}