74 lines
2.4 KiB
C
74 lines
2.4 KiB
C
#include "taos.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <sys/time.h>
|
|
#include <time.h>
|
|
#include <unistd.h>
|
|
#include <inttypes.h>
|
|
#include <string.h>
|
|
|
|
|
|
int numSuperTables = 8;
|
|
int numChildTables = 4;
|
|
int numRowsPerChildTable = 2048;
|
|
|
|
static int64_t getTimeInUs() {
|
|
struct timeval systemTime;
|
|
gettimeofday(&systemTime, NULL);
|
|
return (int64_t)systemTime.tv_sec * 1000000L + (int64_t)systemTime.tv_usec;
|
|
}
|
|
|
|
int main(int argc, char* argv[]) {
|
|
TAOS_RES *result;
|
|
const char* host = "127.0.0.1";
|
|
const char* user = "root";
|
|
const char* passwd = "taosdata";
|
|
|
|
taos_options(TSDB_OPTION_TIMEZONE, "GMT-8");
|
|
TAOS* taos = taos_connect(host, user, passwd, "", 0);
|
|
if (taos == NULL) {
|
|
printf("\033[31mfailed to connect to db, reason:%s\033[0m\n", taos_errstr(taos));
|
|
exit(1);
|
|
}
|
|
|
|
const char* info = taos_get_server_info(taos);
|
|
printf("server info: %s\n", info);
|
|
info = taos_get_client_info(taos);
|
|
printf("client info: %s\n", info);
|
|
result = taos_query(taos, "drop database if exists db;");
|
|
taos_free_result(result);
|
|
usleep(100000);
|
|
result = taos_query(taos, "create database db precision 'ms';");
|
|
taos_free_result(result);
|
|
usleep(100000);
|
|
|
|
(void)taos_select_db(taos, "db");
|
|
|
|
time_t ct = time(0);
|
|
int64_t ts = ct * 1000;
|
|
char* lineFormat = "sta%d,t0=true,t1=127i8,t2=32767i16,t3=%di32,t4=9223372036854775807i64,t9=11.12345f32,t10=22.123456789f64,t11=\"binaryTagValue\",t12=L\"ncharTagValue\" c0=true,c1=127i8,c2=32767i16,c3=2147483647i32,c4=9223372036854775807i64,c5=254u8,c6=32770u16,c7=2147483699u32,c8=9223372036854775899u64,c9=11.12345f32,c10=22.123456789f64,c11=\"binaryValue\",c12=L\"ncharValue\" %" PRId64;
|
|
|
|
int lineNum = numSuperTables * numChildTables * numRowsPerChildTable;
|
|
char** lines = calloc((size_t)lineNum, sizeof(char*));
|
|
int l = 0;
|
|
for (int i = 0; i < numSuperTables; ++i) {
|
|
for (int j = 0; j < numChildTables; ++j) {
|
|
for (int k = 0; k < numRowsPerChildTable; ++k) {
|
|
char* line = calloc(512, 1);
|
|
snprintf(line, 512, lineFormat, i, j, ts + 10 * l);
|
|
lines[l] = line;
|
|
++l;
|
|
}
|
|
}
|
|
}
|
|
|
|
printf("%s\n", "begin taos_insert_lines");
|
|
int64_t begin = getTimeInUs();
|
|
TAOS_RES *res = taos_schemaless_insert(taos, lines, lineNum, TSDB_SML_LINE_PROTOCOL, TSDB_SML_TIMESTAMP_MILLI_SECONDS);
|
|
int64_t end = getTimeInUs();
|
|
printf("code: %s. time used: %" PRId64 "\n", taos_errstr(res), end-begin);
|
|
taos_free_result(res);
|
|
|
|
return 0;
|
|
}
|