bad_cast-bad_cast文档介绍内容-阿里云

动态参数

具体如下：dynamic_params:[[10,"str5"]]示例2 SELECT price,title,compute(longitude,latitude,city_id,CAST?AS double),CAST?AS double),CAST(1 AS bigint))AS distance FROM store,unnest(store.sub_table)WHERE MATCHINDEX('shop',...

协同过滤etrec

create table etrec_test_input as select*from(select cast(0 as string)as user,cast(0 as string)as item from dual union all select cast(0 as string)as user,cast(1 as string)as item from dual union all select cast(1 as string...

在ECS实例内访问网站提示“Nginx 502 bad gateway”...

本文介绍在ECS实例上使用浏览器访问网站时，提示“Nginx 502 Bad Gateway”错误的问题原因和解决方案。问题原因“Nginx 502 Bad Gateway”错误表示访问请求的php-cgi进程已经开始执行，但是由于读取资源失败等原因没有执行完毕，导致...

电话号码函数

当参数值不为bigint类型时，您可以使用try_cast函数进行转换。更多信息，请参见 try_cast函数。返回值类型 varchar类型。示例通过 mobile 字段查询电话号码所属运营商。字段样例 mobile:1881111*查询和分析语句*|SELECT mobile_carrier...

CORR

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

数据类型转换

显式类型转换显式类型转换是通过 CAST 函数将一种数据类型的值转换为另一种类型的值，在MaxCompute SQL中支持的显式类型转换，如下表所示。关于CAST的介绍请参见 CAST。From/To BIGINT DOUBLE STRING DATETIME BOOLEAN DECIMAL FLOAT ...

Bad IP connecting”错误

问题描述在通过FTP客户端连接云虚拟主机上传文件时，无法连接服务器，提示“425 Security:Bad IP connecting”错误。问题原因 FTP服务同时拥有两个连接，一个是控制连接，一个是数据连接。在默认情况下，数据传输时FTP服务器端会核实两个...

错误码

99 hsf escap code HSF逃逸错误码 900 Unknown code 未知错误码 1001 bad soap request SOAP消息不正确 1002 bad response 返回结果不正确 1003 bad hsf subscribe info 错误的HSF订阅信息 1004 hsf invoke exception HSF调用异常 1005 bad...

PS线性回归

create table lm_test_input as select*from(select cast(2 as BIGINT)as label,'1:0.55 2:0.15 3:0.82 4:0.99 5:0.17' as features union all select cast(1 as BIGINT)as label,'1:1.26 2:1.36 3:0.13 4:2.82 5:0.41' as features union ...

数学函数

col0|+-+|1|ROUND round(x)round(x,d)命令说明：返回x四舍五入后的最近的整数值，或者返回x四舍五入到d位小数位的值返回值类型：BIGINT或DOUBLE 示例：SELECT round(cast(4.5 as tinyint),3);col0|+-+|5|SELECT round(cast(4.5 as ...

FACTORIAL

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

归一化

boolean,cast('2016-07-03 10:00:00' as datetime)as col_datetime from dual union all select '03' as col_string,12 as col_bigint,cast(null as double)as col_double,False as col_boolean,cast('2016-07-04 10:00:00' as datetime)as...

ACOS

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

ABS

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

CEIL

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

SHIFTLEFT

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

标准化

boolean,cast('2016-07-03 10:00:00' as datetime)as col_datetime from dual union all select '03' as col_string,12 as col_bigint,cast(null as double)as col_double,False as col_boolean,cast('2016-07-04 10:00:00' as datetime)as...

SHIFTRIGHT

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

ROUND函数精度问题案例

解决措施如果需要保证手工输入数据的精度，可以通过 CAST 函数将手工输入的数据转换为DECIMAL类型，DECIMAL类型不会存在精度问题。命令示例如下。当 set odps.sql.hive.compatible=false;时：select round(cast(0.25375 as decimal),4);...

BIN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

创建源表

'$.productKey'),ts as to_timestamp(cast(json_value(json,'$.items.temperature.time')as bigint)),temperature as cast(json_value(json,'$.items.temperature.value')as int))with(type='edgebus');字段名描述 json 从消息路由获取到...

FLOOR

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

UNNEST子句

如果您输入的数据为字符串类型，则需要先转化为JSON类型，然后再转化为array类型或map类型，转化方法为 try_cast(json_parse(array_column)as array(bigint))。更多信息，请参见类型转换函数。参数说明参数说明 x 数据类型为array类型。...

大数据AI公共数据集分析

SELECT CASE WHEN CAST(SUBSTR(behavior_time,12)AS BIGINT)>=0 AND CAST(SUBSTR(behavior_time,12)AS BIGINT)点-03点' WHEN CAST(SUBSTR(behavior_time,12)AS BIGINT)>=4 AND CAST(SUBSTR(behavior_time,12)AS BIGINT)点-07点' WHEN CAST...

SHIFTRIGHTUNSIGNED

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

DeleteAlarm

f95ce797-dc2e-4bad-9618-14fee7d1*</AlarmTaskId><RequestId>6EF9BFEE-FE07-4627-B8FB-14326FB9*</RequestId></DeleteAlarmResponse>JSON 格式 {"AlarmTaskId":"asg-bp1hvbnmkl10vll5*_f95ce797-dc2e-4bad-9618-14fee7d1*","RequestId":"6...

SQRT

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

LN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

CONV

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

函数说明

Cast Cast函数用于数据类型的转换，支持将一种本机数据类型转换为另一种。数据类型 Cast函数支持转换的数据类型如下：转换前转换后 ascii text bigint tinyint，smallint，int，float，double，decimal，varint，text boolean text ...

POW

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

LOG

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

ASIN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

COSH

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

ATAN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

COT

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

SIN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

TANH

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

COS

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

TAN

50,-1,-1BD,null,'50'),(-60,6,1.5,1.5BD,cast(1.5 as float),'-50'),(-1,-70,-7.5,-7.5BD,cast(-7.5 as float),null),(-80,1,-10.2,-10.2BD,cast(-10.2 as float),'-1'),(9,-90,2.58,2.58BD,cast(2.58 as float),'0'),(-100,10,-5.8,-5.8...

bad_cast

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