本接口用于查询数据迁移或数据同步项目的组件信息。...null 示例 正常返回示例 JSON 格式 {"Success":true,"ErrorDetail":{"Code":"CM-RESOAT1111","Level":"ERROR","Message":"A system error occurred.","ExtraContext":{"key":"null"},...
FIELD TYPE ALLOW_NULL PK DEFAULT_VALUE COMMENT CLUSTER_NAME varchar(16)NO PRI NULL 集群名称 TABLE_SCHEMA varchar(128)NO PRI NULL 所属SCHEMA的名称 TABLE_GROUP varchar(128)YES 无 NULL 所属表组的名称 TABLE_NAME varchar(128)NO...
上述语句等效于如下语句：select os,device,NULL,count(*)from requests group by os,device union all select NULL,NULL,NULL,count(*)from requests union all select null,null,city,count(*)from requests group by city;返回结果如下...
int_new|bigint_new|double_new|decimal_new|float_new|string_new|+-+-+-+-+-+-+|NULL|NULL|-0.929610672108602|-0.929610672108602|-0.9296107376258038|3.3219280948873626|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|4....
int_new|bigint_new|double_new|decimal_new|float_new|string_new|+-+-+-+-+-+-+|NULL|NULL|-0.2798406965940431|-0.2798406965940431|-0.27984071631668606|1.0|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|1.3106933123433606|NULL|1...
上述语句等效于如下语句：select os,device,NULL,count(*)from requests group by os,device union all select NULL,NULL,NULL,count(*)from requests union all select null,null,city,count(*)from requests group by city;返回结果如下...
Global_Time BIGINT NOT NULL,Local_X DECIMAL(10,3)NOT NULL,Local_Y DECIMAL(10,3)NOT NULL,Global_X DECIMAL(15,3)NOT NULL,Global_Y DECIMAL(15,3)NOT NULL,v_length DECIMAL(10,3)NOT NULL,v_Width DECIMAL(10,3)NOT NULL,v_Class ...
1.5707963267948966|-1.5707963267948966|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|1.5707963267948966|NULL|NULL|-1.5707963267948966|NULL|NULL|NULL|0.0|NULL|NULL|NULL|NULL|+-+-+-+-+相关函数 ASIN函数属于数学函数，更多数据...
3.141592653589793|3.141592653589793|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|0.0|NULL|NULL|3.141592653589793|NULL|NULL|NULL|1.5707963267948966|NULL|NULL|NULL|NULL|+-+-+-+-+相关函数 ACOS函数属于数学函数，更多数据计算、...
1 IS DISTINCT FROM NULL→t（而不是 NULL）NULL IS DISTINCT FROM NULL→f（而不是 NULL）datatype IS NOT DISTINCT FROM datatype→boolean 相等,将空（null）视为可比值。1 IS NOT DISTINCT FROM NULL→f（而不是 NULL）NULL IS NOT ...
NULL|NULL|NULL|NULL|NULL|3.912023005428146|1.791759469228055|0.4054651081081644|0.4054651081081644|NULL|NULL|NULL|NULL|NULL|0.0|NULL|NULL|NULL|NULL|0.9477893989335261|0.9477893989335261|NULL|2.302585092994046|NULL|NULL|...
NULL|NULL|5.643856189774724|2.584962500721156|0.5849625007211562|0.5849625007211562|NULL|NULL|NULL|NULL|NULL|0.0|NULL|NULL|NULL|NULL|1.3673710656485296|1.3673710656485296|NULL|3.3219280948873626|NULL|NULL|NULL|+-+-+-+-+...
Using join buffer(hash join with bloom filter)*3.row*id:1 select_type:SIMPLE table:lineitem partitions:NULL type:ALL possible_keys:NULL key:NULL key_len:NULL ref:NULL rows:5948979 filtered:3.33 Extra:Using where;...
返回结果如下：+-+-+-+-+|os|device|city|_c3|+-+-+-+-+|NULL|NULL|NULL|7|NULL|NULL|Beijing|4|NULL|NULL|Shijiazhuang|3|ios|Phone|NULL|1|linux|PC|NULL|1|linux|Phone|NULL|1|windows|PC|NULL|3|windows|Phone|NULL|1|+-+-+-+-+说明 ...
bigint_new|double_new|decimal_new|string_new|+-+-+-+-+|NULL|0|0|1010|NULL|NULL|NULL|NULL|NULL|NULL|10100|11110|100|0|NULL|NULL|NULL|NULL|NULL|110010|110|1|1|NULL|NULL|NULL|NULL|NULL|1|NULL|NULL|NULL|NULL|10|10|0|1010|NULL|...
返回结果如下：+-+-+-+-+|os|device|city|_c3|+-+-+-+-+|NULL|NULL|NULL|7|NULL|NULL|Beijing|4|NULL|NULL|Shijiazhuang|3|ios|Phone|NULL|1|linux|PC|NULL|1|linux|Phone|NULL|1|windows|PC|NULL|3|windows|Phone|NULL|1|+-+-+-+-+说明 ...
new|double_new|decimal_new|string_new|+-+-+-+-+|NULL|0.724568837309472|0.724568837309472|3.1622776601683795|NULL|NULL|NULL|NULL|NULL|NULL|4.522167621838006|5.477225575051661|2.0|0.9433981132056604|NULL|NULL|NULL|NULL|...
返回规则如下：input、from_base 或 to_base 值为NULL时，返回NULL。转换过程以64位精度工作，溢出时返回NULL。input 如果是负值，即以短划线（-）开头，返回NULL。如果输入的是小数，会转为整数值后进行进制转换，小数部分会被舍弃。示例-...
CREATE TEMPORARY TABLE `SQL_SHARING`(`TYPE` varchar(16)DEFAULT NULL,`SQL_ID` varchar(64)DEFAULT NULL,`SCHEMA_NAME` varchar(64)DEFAULT NULL,`DIGEST_TEXT` varchar(2048)DEFAULT NULL,`PLAN_ID` varchar(64)DEFAULT NULL,`PLAN` ...
discount` decimal(15,2)NOT NULL,`l_tax` decimal(15,2)NOT NULL,`l_returnflag` varchar(1)NOT NULL,`l_linestatus` varchar(1)NOT NULL,`l_shipdate` date NOT NULL,`l_commitdate` date NOT NULL,`l_receiptdate` date NOT NULL,`l_...
3.141592653589793|3.141592653589793|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|NULL|0.0|NULL|NULL|3.141592653589793|NULL|NULL|NULL|1.5707963267948966|NULL|NULL|NULL|NULL|+-+-+-+-+ATAN2 命令格式 double atan2(,)命令说明 计算 ...
CREATE TABLE orders(O_ORDERKEY BIGINT NOT NULL PRIMARY KEY,O_CUSTKEY INT NOT NULL,O_ORDERSTATUS TEXT NOT NULL,O_TOTALPRICE DECIMAL(15,2)NOT NULL,O_ORDERDATE TIMESTAMPTZ NOT NULL,O_ORDERPRIORITY TEXT NOT NULL,O_CLERK TEXT ...
使用示例 示例1：截取ARRAY数组 array(10,20,20,null,null,30)从第 1 个位置开始，切片长度为 3 的元素。命令示例如下。返回[10,20,20]。select slice(array(10,20,20,null,null,30),1,3);示例2：截取ARRAY数组 array(10,20,20,null,null,...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"null","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"},"Code":"INNER_ERROR","Message":"A ...
null,\"create_rows\":null,\"create_time\":null,\"direct_visited\":null,\"indirect_visited\":null,\"max_refresh_rows\":null,\"max_refresh_time\":null,\"avg_refresh_rows\":null,\"avg_refresh_time\":null,\"min_refresh_rows\":...
select coalesce(null,null,null,null);示例4：在表读取的情况下，如果参数值全部为空，则返回NULL。原始数据表：+-+-+-+|shop_name|customer_id|toal_price|+-+-+-+|ad|10001|100.0|jk|10002|300.0|ad|10003|500.0|tt|NULL|NULL|+-+-+-+由...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"请联系管理员","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"},"Code":"INNER_ERROR","Message...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"null","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"}],"ErrorCode":"INNER_ERROR","ErrorMsg":...
Oracle 记录锁表：CREATE TABLE dtx_row_lock(action_id varchar2(64)NOT NULL,tx_id varchar2(128)NOT NULL,table_name varchar2(64)DEFAULT NULL,row_key varchar2(250)PRIMARY KEY,instance_id varchar2(32)NOT NULL,context varchar2...
int_new|bigint_new|+-+-+|NULL|NULL|NULL|NULL|1|NULL|NULL|24|120|NULL|NULL|720|NULL|NULL|NULL|1|362880|NULL|NULL|3628800|+-+-+相关函数 FACTORIAL函数属于数学函数，更多数据计算、数据转换的相关函数请参见 数学函数。
discount` decimal(15,2)NOT NULL,`l_tax` decimal(15,2)NOT NULL,`l_returnflag` varchar(1)NOT NULL,`l_linestatus` varchar(1)NOT NULL,`l_shipdate` date NOT NULL,`l_commitdate` date NOT NULL,`l_receiptdate` date NOT NULL,`l_...
CREATE TABLE join_tbl3(a int NOT NULL,e text NOT NULL,f text NOT NULL,g text NOT NULL)WITH(distribution_key='a');COMMIT;3表join查询 SELECT*FROM join_tbl1 INNER JOIN join_tbl2 ON join_tbl2.a=join_tbl1.a INNER JOIN join_tbl3...
1517922329000,"offset":null,"activeTime":null,"deviceKey":"d7Clxxxxu1Lp","gmtCreate":1501110001000,"productKey":"wxxxxtR","statusLast":null,"mac":null,"netAddress":null,"iotId":"d7CllTxxx0010990700","deviceSecret":"u98...
观察下面的真值表：a b a AND b a OR b TRUE TRUE TRUE TRUE TRUE FALSE FALSE TRUE TRUE NULL NULL TRUE FALSE FALSE FALSE FALSE FALSE NULL FALSE NULL NULL NULL NULL NULL a NOT a TRUE FALSE FALSE TRUE NULL NULL 操作符 AND 和 OR ...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"Contact the administrator.","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"},"Code":"INNER_...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"null","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"},"Code":"INNER_ERROR","Message":"A ...
Reason":"null","ReasonMcmsKey":"null","ReasonMcmsContext":{"key":"null"},"Proposal":"Contact the administrator.","ProposalMcmsKey":"null","ProposalMcmsContext":{"key":"null"},"UpstreamErrorDetail":"null"},"Code":"INNER_...
`countryname` string NULL COMMENT '',`deleted` BIGINT NULL COMMENT '',`delta` BIGINT NULL COMMENT '',`isanonymous` string NULL COMMENT '',`isminor` string NULL COMMENT '',`isnew` string NULL COMMENT '',`isrobot` string ...
CREATE TABLE part(p_partkey BIGINT NOT NULL,p_name VARCHAR(55)NOT NULL,p_mfgr CHAR(25)NOT NULL,p_brand CHAR(10)NOT NULL,p_type VARCHAR(25)NOT NULL,p_size BIGINT NOT NULL,p_container CHAR(10)NOT NULL,p_retailprice DECIMAL...
discount` decimal(15,2)NOT NULL,`l_tax` decimal(15,2)NOT NULL,`l_returnflag` varchar(1)NOT NULL,`l_linestatus` varchar(1)NOT NULL,`l_shipdate` date NOT NULL,`l_commitdate` date NOT NULL,`l_receiptdate` date NOT NULL,`l_...