CoAP连云HAL

HAL_DTLSSession_read 原型:unsigned int HAL_DTLSSession_read(DTLSContext*context,unsigned char*p_data,unsigned int*p_datalen,unsigned int timeout_ms);接口说明:调用此接口从指定DTLS连接中读取数据。此接口为同步接口,若超前...

表结构说明

`SUM_WAIT_TIME` bigint(21)unsigned NOT NULL DEFAULT '0',`MIN_WAIT_TIME` bigint(21)unsigned NOT NULL DEFAULT '0',`MAX_WAIT_TIME` bigint(21)unsigned NOT NULL DEFAULT '0',`SUM_EXEC_TIME` bigint(21)unsigned NOT NULL DEFAULT '0...

蓝牙设备端SDK OTA接口

参数 名称 类型 描述 ota_manage ota_breeze_service_manage_t*初始化ota信息,包括版本号,消息接收回调函数等 类型介绍 typedef struct_ota_ble_service_dat{ unsigned char is_ota_enable;0:disable ota;1:enable ota*/ota_breeze_...

本地通信HAL

HAL_UDP_recvfrom 原型:int HAL_UDP_recvfrom(_IN_intptr_t sockfd,_OU_NetworkAddr*p_remote,_OU_unsigned char*p_data,_IN_unsigned int datalen,_IN_unsigned int timeout_ms);接口说明:调用此接口从指定的UDP句柄接收指定长度数据到...

IAliEngineMediaEngine

int PushExternalAudioRenderRawData(const void*audioSamples,unsigned int sampleLength,unsigned int sampleRate,unsigned int channelsPerFrame,long long timestamp);参数说明 名称 类型 描述 audioSamples const void*音频数据。...

数据类型

通过阅读本文,您可以了解Windows SDK涉及的数据类型。目录 数据类型 描述 支持的最低版本 RtcEngineDeviceType 设备类型。3.0 RtcEngineDeviceState 设备状态。3.0 ...txVideoBytes unsigned long long 视频发送字节...

创建表

支持的数据类型data_type:TINYINT[(length)][UNSIGNED][ZEROFILL]SMALLINT[(length)][UNSIGNED][ZEROFILL]MEDIUMINT[(length)][UNSIGNED][ZEROFILL]INT[(length)][UNSIGNED][ZEROFILL]INTEGER[(length)][UNSIGNED][ZEROFILL]BIGINT[(length...

清空分区

CREATE TABLE `r_t2`(`a` bigint(20)UNSIGNED NOT NULL,`b` bigint(20)UNSIGNED NOT NULL,`c` datetime NOT NULL,`d` varchar(16)NOT NULL,`e` varchar(16)NOT NULL)ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 PARTITION BY RANGE(YEAR(`c`))...

删除分区

CREATE TABLE `r_t2`(`a` bigint(20)UNSIGNED NOT NULL,`b` bigint(20)UNSIGNED NOT NULL,`c` datetime NOT NULL,`d` varchar(16)NOT NULL,`e` varchar(16)NOT NULL)ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 PARTITION BY RANGE(YEAR(`c`))...

增加分区

CREATE TABLE `r_t2`(`a` bigint(20)UNSIGNED NOT NULL,`b` bigint(20)UNSIGNED NOT NULL,`c` datetime NOT NULL,`d` varchar(16)NOT NULL,`e` varchar(16)NOT NULL)ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 PARTITION BY RANGE(YEAR(`c`))...

ST_SubRaster

必须为以下之一:1bb:1 bit 2bui:2 bit unsigned integer 4bui:4 bit unsigned integer 8bsi:8 bit signed integer 8bui:8 bit unsigned integer 16bsi:16 bit signed integer 16bui:16 bit unsigned integer 32bsi:32 bit signed ...

ST_SubRaster

必须为以下之一:1bb:1 bit 2bui:2 bit unsigned integer 4bui:4 bit unsigned integer 8bsi:8 bit signed integer 8bui:8 bit unsigned integer 16bsi:16 bit signed integer 16bui:16 bit unsigned integer 32bsi:32 bit signed ...

ST_ImportFrom

取值如下:1bb:1 bit 2bui:2bit unsigned integer 4bui:4bit unsigned integer 8bsi:8bit signed integer 8bui:8bit unsigned integer 16bsi:16bit signed integer 16bui:16bit unsigned integer 32bsi:32bit signed integer 32bui:32bit...

ST_ImportFrom

取值如下:1bb:1 bit 2bui:2bit unsigned integer 4bui:4bit unsigned integer 8bsi:8bit signed integer 8bui:8bit unsigned integer 16bsi:16bit signed integer 16bui:16bit unsigned integer 32bsi:32bit signed integer 32bui:32bit...

数据类型

通过阅读本文,您可以了解iOS SDK和Mac SDK涉及的数据类型。目录 数据类型 描述 支持的最低版本 DingRtcVideoTrack 视频流类型。3.0 DingRtcAudioTrack 音频流类型。3.0 DingRtcNetworkQuality 网络质量。3.0 DingRtcAudioProfile 音频编码...

重组分区

CREATE TABLE `r_t2`(`a` bigint(20)UNSIGNED NOT NULL,`b` bigint(20)UNSIGNED NOT NULL,`c` datetime NOT NULL,`d` varchar(16)NOT NULL,`e` varchar(16)NOT NULL)ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 PARTITION BY RANGE(YEAR(`c`))...

代码风格

例如:void foo(unsigned int nbr_processes){ unsigned int i;while(i){ const char*name;} } 宏定义、行尾注释、结构体、联合体、枚举等内部可缩进实现多行对齐,但不作强制要求。若有缩进,应对齐到4的整数倍。例如:/*此处数字0缩进32...

修改分区

CREATE TABLE `l_t2`(`a` bigint(20)UNSIGNED NOT NULL,`b` bigint(20)UNSIGNED NOT NULL,`c` datetime NOT NULL,`d` varchar(16)NOT NULL,`e` varchar(16)NOT NULL)ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 PARTITION BY LIST(YEAR(`c`))...

数据结构

callDuration unsigned long long 通话时长,单位:秒。sentLossRate long long 客户端到服务器的丢包率。sentLossPkts long long 客户端到服务器的丢包数。sentExpectedPkts long long 客户端到服务器的总包数。rcvdLossRate long long ...

Link Visual设备端开发-Linux SDK

生活物联网平台提供Linux版本的Link Visual设备端SDK,您可以基于该SDK开发Link Visual视频设备的直播、点播、语音对讲、抓图等功能。前提条件 请您先完成Link Visual Demo体验,以提前熟悉整体流程。体验Link Visual请参见 快速体验Link ...

C SDK V1.x版开发指南

人脸特征数据*/unsigned char*face_feature;人脸特征数据个数*/int face_feature_size;当wg_card_id为0时,使用此字段作为韦根门禁卡号*/int64_t long_card_id;身份证号码*/char id_card[36];有效期起始时间。从1970年1月1日0时0分0秒到...

ST_LinearStretch

必须为以下之一:1bb:1 bit 2bui:2 bit unsigned integer 4bui:4 bit unsigned integer 8bsi:8 bit signed integer 8bui:8 bit unsigned integer 16bsi:16 bit signed integer 16bui:16 bit unsigned integer 32bsi:32 bit signed ...

ST_LinearStretch

必须为以下之一:1bb:1 bit 2bui:2 bit unsigned integer 4bui:4 bit unsigned integer 8bsi:8 bit signed integer 8bui:8 bit unsigned integer 16bsi:16 bit signed integer 16bui:16 bit unsigned integer 32bsi:32 bit signed ...

ST_LinearStretch

必须为以下之一:1bb:1 bit 2bui:2 bit unsigned integer 4bui:4 bit unsigned integer 8bsi:8 bit signed integer 8bui:8 bit unsigned integer 16bsi:16 bit signed integer 16bui:16 bit unsigned integer 32bsi:32 bit signed ...

Windows

unsigned int*data=(unsigned int*)malloc(data_size);if(data=nullptr){ fclose(fin);PostMessage(WM_COMMAND,MAKEWPARAM(IDC_BUTTON_PLAY_AUDIO,BN_CLICKED),0);return-1;} do { size_t read_size=0;if((read_size=fread(data,1,data_...

数据类型

timestamp unsigned long long 时间戳。agent char*Agent服务器地址(默认不传递此参数)。agentCount int Agent服务器地址个数。AliEngineAuthInfoList:鉴权列表。参数 类型 描述 infoList AliEngineAuthInfo*鉴权信息存储指针。count ...

ST_ImportFrom

取值如下:1bb:1 bit 2bui:2bit unsigned integer 4bui:4bit unsigned integer 8bsi:8bit signed integer 8bui:8bit unsigned integer 16bsi:16bit signed integer 16bui:16bit unsigned integer 32bsi:32bit signed integer 32bui:32bit...

ABI文件

具体的对应关系如下:C++ 源码 ABI bool bool char,int8_t int8 unsigned char,uint8_t uint8 short,int16_t int16 unsigned short,uint16_t uint16 int,long,int32_t int32 unsigned int,unsigned long,uint32_t uint32 long long,int64_t...

GPIO

配置输入属性并获取输入电平 typedef struct gpio_io_config { unsigned int id:8;GPIO id unsigned int config:16;GPIO config unsigned int data:1;output data } gpio_io_config_t;int ioctl(int fd,IOC_GPIO_GET,gpio_io_config_t*...

签名版本4(推荐)

type:text/html host:examplebucket.oss-cn-hangzhou.aliyuncs.com x-oss-content-sha256:UNSIGNED-PAYLOAD x-oss-date:20231203T121212Z x-oss-meta-author:alice x-oss-meta-magic:abracadabra hostUNSIGNED-PAYLOAD构造待签名字符串...

网关应用示例说明

} 复位一个子设备 调用函数 IOT_Linkkit_Report(subdev_id,ITM_MSG_SUBDEV_RESET,(unsigned char*)subdev_mate,sizeof(iotx_linkkit_dev_meta_info_t))复位一个子设备,复位子设备除了会删除和网关的拓扑关系之外,还会删除子设备和手机...

查询执行器介绍

AND(`k` IN(.)))")|Fragment 1 dependency:[]parallelism:8|LocalBuffer|RemoteSource(sourceFragmentIds=[0],type=RecordType(INTEGER_UNSIGNED id,INTEGER_UNSIGNED k,INTEGER_UNSIGNED k0))|Fragment 2 dependency:[0,1]parallelism:8|...

分区合并

表级用法 对于二级分区是非模板化的表t1:create table t1(a bigint unsigned not null,b bigint unsigned not null,c datetime NOT NULL,d varchar(16)NOT NULL,e varchar(16)NOT NULL)partition by key(a,b)partitions 4 subpartition by...

从MySQL导入数据

数据类型映射 RDS MySQL或PolarDB MySQL类型 ClickHouse类型 Unsigned tinyint UInt8 Tinyint Int8 Unsigned smallint UInt16 Smallint Int16 Unsigned int,Unsigned mediumint UInt32 Int,Mediumint Int32 Unsigned bigint UInt64 ...

0002-00000427

解决方案 将 X-Amz-Content-SHA256 字段取值替换为 UNSIGNED-PAYLOAD,并确保URL请求中各参数完整且填写正确。正确示例如下:GET/test.txt?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=LTAI5t7h6SgiLSganP2m*/20221220/us-east-1/s...

冷数据归档表创建及变更

只支持以下定义的同类类型之间的转换,不能跨类型变更:无符号整数类型:tinyint unsigned、smallint unsigned、mediumint unsigned、int unsigned、bigint unsigned支持取值范围从小到大进行变更,以及变更数据类型长度。有符号整数类型:...

数据类型

unsigned char spspps[10*1024];int spspps_len;};数据成员 描述 audio_flag 指示跟随其后的audio信息是否valid的标志。取值:1:valid。0:invalid。audio_channels 音频channel数。当audio_flag等于1的时候才有意义。audio_sample_rate ...

CoAP接入

返回值说明 值 说明 0 成功-1 输入参数非法-5 设备尚未认证成功-7 待发送消息的payload过长 IOT_CoAP_GetMessagePayload 接口原型 int IOT_CoAP_GetMessagePayload(void*p_message,unsigned char*pp_payload,int*p_len);接口说明 当用户...

免费体验DMS Data Copilot智能助手

CREATE TABLE `order_info`(`order_id` bigint UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '订单ID',`gmt_create` datetime NOT NULL COMMENT '订单注册时间',`customer_id` bigint UNSIGNED NOT NULL COMMENT '客户ID',`product_id` ...

Lindorm实时入湖建仓分析

Lindorm字段类型 DLA字段类型 long、usigned_long、short、unsigned_short、int、unsigned_integer、byte bigint string、date、unsigned date、time、unsigned time、timestamp、unsigned timestamp、decimal string float、double、...
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