int main(void)
{
attachsql_connect_t *con= NULL;
attachsql_error_t *error= NULL;
const char *query= "SELECT * FROM t1 WHERE name = ? AND age > ?";
attachsql_return_t ret= ATTACHSQL_RETURN_NONE;
con= attachsql_connect_create("localhost", 3306, "test", "test", "testdb", NULL);
attachsql_statement_prepare(con, strlen(query), query, &error);
while((ret != ATTACHSQL_RETURN_EOF) && (error == NULL))
{
ret= attachsql_connect_poll(con, &error);
}
if (error != NULL)
{
printf("Error occurred: %s", attachsql_error_message(error));
attachsql_error_free(error);
attachsql_statement_close(con);
attachsql_connect_destroy(con);
return 1;
}
const char *name= "fred";
uint32_t age= 30;
attachsql_statement_set_string(con, 0, strlen(name), name, NULL);
attachsql_statement_set_int(con, 1, age, NULL);
attachsql_statement_execute(con, &error);
ret= ATTACHSQL_RETURN_NONE;
while ((ret != ATTACHSQL_RETURN_EOF) && (error == NULL))
{
ret= attachsql_connect_poll(con, &error);
if (ret != ATTACHSQL_RETURN_ROW_READY)
{
continue;
}
attachsql_statement_row_get(con, &error);
printf("ID: %d, ", attachsql_statement_get_int(con, 0, &error));
size_t len;
char *name_data= attachsql_statement_get_char(con, 1, &len, &error);
printf("Name: %.*s, ", (int)len, name_data);
printf("Age: %d\n", attachsql_statement_get_int(con, 2, &error));
attachsql_statement_row_next(con);
}
if (error != NULL)
{
printf("Error occurred: %s", attachsql_error_message(error));
attachsql_error_free(error);
}
attachsql_statement_close(con);
attachsql_connect_destroy(con);
}
int attachsql_drv_execute(db_stmt_t *stmt, db_result_set_t *rs)
{
(void) rs;
attachsql_connect_t *con= (attachsql_connect_t *)stmt->connection->ptr;
attachsql_return_t aret= ATTACHSQL_RETURN_NONE;
attachsql_error_t *error= NULL;
uint16_t i;
int8_t tinyint;
int16_t smallint;
int32_t normalint;
int64_t bigint;
float float_type;
double double_type;
db_time_t *time_data;
if (con == NULL)
return 1;
for (i= 0; i < stmt->bound_param_len; i++)
{
db_bind_t *param= &stmt->bound_param[i];
switch(param->type)
{
case DB_TYPE_TINYINT:
tinyint= *(int8_t*)param->buffer;
attachsql_statement_set_int(con, i, tinyint, NULL);
break;
case DB_TYPE_SMALLINT:
smallint= *(int16_t*)param->buffer;
attachsql_statement_set_int(con, i, smallint, NULL);
break;
case DB_TYPE_INT:
normalint= *(int32_t*)param->buffer;
attachsql_statement_set_int(con, i, normalint, NULL);
break;
case DB_TYPE_BIGINT:
bigint= *(int64_t*)param->buffer;
attachsql_statement_set_bigint(con, i, bigint, NULL);
break;
case DB_TYPE_FLOAT:
float_type= *(float*)param->buffer;
attachsql_statement_set_float(con, i, float_type, NULL);
break;
case DB_TYPE_DOUBLE:
double_type= *(double*)param->buffer;
attachsql_statement_set_double(con, i, double_type, NULL);
break;
case DB_TYPE_TIME:
time_data= (db_time_t*)param->buffer;
attachsql_statement_set_time(con, i, time_data->hour, time_data->minute, time_data->second, 0, false, NULL);
break;
case DB_TYPE_DATE:
case DB_TYPE_DATETIME:
case DB_TYPE_TIMESTAMP:
time_data= (db_time_t*)param->buffer;
attachsql_statement_set_datetime(con, i, time_data->year, time_data->month, time_data->day, time_data->hour, time_data->minute, time_data->second, 0, NULL);
break;
case DB_TYPE_CHAR:
case DB_TYPE_VARCHAR:
attachsql_statement_set_string(con, i, param->max_len, param->buffer, NULL);
case DB_TYPE_NONE:
default:
attachsql_statement_set_null(con, i, NULL);
/* Not supported */
}
}
attachsql_statement_execute(con, &error);
while(aret != ATTACHSQL_RETURN_EOF)
{
aret= attachsql_connect_poll(con, &error);
if (aret == ATTACHSQL_RETURN_ROW_READY)
{
return 0;
}
if (error)
{
log_text(LOG_ALERT, "libAttachSQL Execute Failed: %u:%s", attachsql_error_code(error), attachsql_error_message(error));
attachsql_error_free(error);
return SB_DB_ERROR_FAILED;
}
}
return SB_DB_ERROR_NONE;
}
