acl/samples/memdb/main.cpp

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#include "lib_acl.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
typedef struct USER_INFO {
char user_name[256];
char user_age[4];
char user_sex[8];
char user_phone[20];
char user_home[20];
} USER_INFO;
static const char *db_name = "test.db";
static const char *tab_name = "test.user_info";
static ACL_MDB *mdb;
static const char *key_names[] =
{ "user_name", "user_home", "user_age", "user_sex", "home_sex", NULL };
static unsigned int key_flags[] =
{ ACL_MDT_FLAG_UNI, 0, 0, 0, 0, 0 };
static ACL_SLICE *__slice;
static void create_db(void)
{
ACL_MDT *mdt;
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݿ⼰<DDBF><E2BCB0><EFBFBD>ݱ<EFBFBD>
mdb = acl_mdb_create(db_name, "avl");
//mdb = acl_mdb_create(db_name, "binhash");
//mdb = acl_mdb_create(db_name, "hash");
mdt = acl_mdb_tbl_create(mdb, tab_name,
/* ACL_MDT_FLAG_NUL, */
ACL_MDT_FLAG_SLICE1,
/* ACL_MDT_FLAG_SLICE_RTGC_OFF, */
100, key_names, key_flags);
acl_assert(mdt);
__slice = acl_slice_create("for USER_INFO", 0, sizeof(USER_INFO), ACL_SLICE_FLAG_GC1);
}
static void close_db(void)
{
acl_mdb_free(mdb);
acl_slice_destroy(__slice);
}
static void add_user(void)
{
const char *key_values1[] = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "26", "male", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>", NULL };
const char *key_values2[] = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD>Ϻ<EFBFBD>", "26", "female", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL };
const char *key_values3[] = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD>Ϻ<EFBFBD>", "25", "female", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL };
const char *key_values4[] = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD>Ϻ<EFBFBD>", "26", "female", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL };
const char *key_values5[] = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "<EFBFBD>Ϻ<EFBFBD>", "25", "female", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL };
USER_INFO *pinfo;
USER_INFO info1 = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "26", "male", "1111111", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>" };
USER_INFO info2 = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "26", "female", "1111111", "<EFBFBD>Ϻ<EFBFBD>" };
USER_INFO info3 = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "25", "female", "1111111", "<EFBFBD>Ϻ<EFBFBD>" };
USER_INFO info4 = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "26", "female", "1111111", "<EFBFBD>Ϻ<EFBFBD>" };
USER_INFO info5 = { "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", "25", "female", "1111111", "<EFBFBD>Ϻ<EFBFBD>" };
printf(">>><3E><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>...\r\n");
// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݼ<EFBFBD>¼
pinfo = &info1;
(void) acl_mdb_add(mdb, tab_name, pinfo, sizeof(USER_INFO), key_names, key_values1);
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
info1.user_name, info1.user_age, info1.user_sex, info1.user_home);
pinfo = (USER_INFO*) acl_slice_calloc(__slice);
memcpy(pinfo, &info2, sizeof(USER_INFO));
(void) acl_mdb_add(mdb, tab_name, pinfo, sizeof(USER_INFO), key_names, key_values2);
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
pinfo = (USER_INFO*) acl_slice_calloc(__slice);
memcpy(pinfo, &info3, sizeof(USER_INFO));
(void) acl_mdb_add(mdb, tab_name, pinfo, sizeof(USER_INFO), key_names, key_values3);
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
(void) acl_mdb_add(mdb, tab_name, &info4, sizeof(USER_INFO), key_names, key_values4);
(void) acl_mdb_add(mdb, tab_name, &info5, sizeof(USER_INFO), key_names, key_values5);
printf("\r\n");
}
static void search_user(void)
{
ACL_MDT_RES *res;
const USER_INFO *pinfo;
// <20><>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD> user_sex Ϊ male <20><><EFBFBD><EFBFBD><EFBFBD>ݶ<EFBFBD><DDB6><EFBFBD>
res = acl_mdb_find(mdb, tab_name, "user_sex", "male", 0, 0);
printf(">>><3E><>ѯ user_sex=male results ...\r\n");
if (res) {
while (1) {
pinfo = (const USER_INFO*) acl_mdt_fetch_row(res);
if (pinfo == NULL)
break;
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
}
acl_mdt_res_free(res);
}
// <20><>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD> user_sex Ϊ male <20><><EFBFBD><EFBFBD><EFBFBD>ݶ<EFBFBD><DDB6><EFBFBD>
res = acl_mdb_find(mdb, tab_name, "user_age", "26", 0, 0);
printf(">>><3E><>ѯ user_age=26 results ...\r\n");
if (res) {
while (1) {
pinfo = (const USER_INFO*) acl_mdt_fetch_row(res);
if (pinfo == NULL)
break;
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
}
acl_mdt_res_free(res);
}
// <20><>ѯ<EFBFBD><D1AF><EFBFBD>б<EFBFBD><D0B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>û<EFBFBD>
res = acl_mdb_find(mdb, tab_name, "user_home", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", 0, 0);
printf(">>><3E><>ѯ user_home=<3D><><EFBFBD><EFBFBD> results ...\r\n");
if (res) {
while (1) {
pinfo = (const USER_INFO*) acl_mdt_fetch_row(res);
if (pinfo == NULL)
break;
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
}
acl_mdt_res_free(res);
}
// <20><>ѯ<EFBFBD><D1AF><EFBFBD><EFBFBD><EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><C5AE>
res = acl_mdb_find(mdb, tab_name, "home_sex", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", 0, 0);
printf(">>><3E><>ѯ <20>Ϻ<EFBFBD>Ů<EFBFBD><C5AE> results ...\r\n");
if (res) {
while (1) {
pinfo = (const USER_INFO*) acl_mdt_fetch_row(res);
if (pinfo == NULL)
break;
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
}
acl_mdt_res_free(res);
}
}
static void delete_user()
{
int n;
printf(">>>ɾ<><C9BE> <20>Ϻ<EFBFBD>Ů<EFBFBD><C5AE> ...\r\n");
n = acl_mdb_del(mdb, tab_name, "home_sex", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL);
printf(">>>ok, delete total number=%d\r\n", n);
acl_mdb_del(mdb, tab_name, "home_sex", "<EFBFBD>Ϻ<EFBFBD>Ů<EFBFBD><EFBFBD>", NULL);
printf(">>>ɾ<><C9BE> <20><><EFBFBD><EFBFBD> <20>û<EFBFBD> ...\r\n");
n = acl_mdb_del(mdb, tab_name, "user_home", "<EFBFBD><EFBFBD><EFBFBD><EFBFBD>", NULL);
printf(">>>ok, delete total number=%d\r\n", n);
}
static int walk_fn(const void *data, unsigned int dlen acl_unused)
{
const USER_INFO *pinfo = (const USER_INFO*) data;
printf("\tuser_name(%s), user_age(%s), user_sex(%s), user_home(%s)\r\n",
pinfo->user_name, pinfo->user_age, pinfo->user_sex, pinfo->user_home);
return (0);
}
static void walk_table(void)
{
int ret;
printf(">>><3E><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݱ<EFBFBD>\r\n");
ret = acl_mdb_walk(mdb, tab_name, walk_fn, 0, 0);
printf(">>>table: %s's total number=%d\r\n", tab_name, ret);
}
int main(int argc acl_unused, char *argv[] acl_unused)
{
create_db();
add_user();
printf("\r\n");
walk_table();
printf("\r\n");
search_user();
printf("\r\n");
delete_user();
printf("\r\n");
search_user();
printf("\r\n");
walk_table();
close_db();
getchar();
return (0);
}