map_keys(c)|map_values(c)|size(c)|size(map_keys(c))|size(map_values(c))|+-+-+-+-+-+|[1,2]|[{11:"a"},{22:"b"}]|4|2|2|+-+-+-+-+-+1 row in set(0.08 sec)支持的函数 函数 描述 返回类型 element_at 根据key值，获取value。...
NTZ DATE DATE DATE DATETIME ARRAY ARRAY MAP key,value MAP STRUCT STRUCT UNION UNION Note The Hive 3 TIMESTAMP_NTZ type is not currently supported.Partition key columns The STRING,VARCHAR,CHAR,TINYINT,SMALLINT,INT,and ...
each.key-The map key or set element corresponding to this instance.each.value-The map value corresponding to this instance.(If a set is provided,each.value is the same as each.key.)Limits The key of a for_each map or all ...
SELECT map_concat(cast(json_parse(etl_context)AS map(varchar,varchar)),cast(json_parse(progress)AS map(varchar,varchar)))查询和分析结果 map_filter函数 map_filter函数和Lambda表达式结合，用于过滤Map中的元素。语法 map_filter...
c1|first_value-+-a|a b|a c|a d|a LAST_VALUE 描述：获取窗口最后一行计算值。LAST_VALUE(value ANYELEMENT)使用说明 Hologres从V1.1.71版本开始，HQE（Hologres Query Engine）提供支持。示例 SELECT c1,LAST_VALUE(c1)OVER(ORDER BY c1)...
pseudo parameters,resource names,resource properties,or variables in a key-value map.If you specify only template parameters,pseudo parameters,resource names,and resource properties,you do not need to specify a key-value ...
confluent.properties No No default value MAP The property mapping,which is forwarded to Confluent Schema Registry.This parameter is suitable for options that are not officially exposed by using Flink configuration options....
DBMS_SQL内置包提供了动态SQL的功能...语法 DBMS_SQL.COLUMN_VALUE_LONG(c IN INTEGER,pos IN INTEGER,length IN INTEGER,off IN INTEGER,value INOUT VARCHAR2,value_length INOUT INTEGER);参数说明 参数 说明 c 待获取值的游标ID。pos 游标...
表达式 说明[Object]获取指定键（Key）对应的 Value。size()获取Map数据中键值对数量。containKey(String)判断Map数据中是否包含指定的键。keySet()获取Map数据中键的集合，返回类型为Array。remove(Object)移除Map数据中指定键对应的键值...
map/map_iterable 的定义形式与数组类似，仍然通过[type]定义，但在属性中标明 map 或 map_iterable，以表示其类型。map/map_iterable的值为 type 类型，且 type 必须为 table 类型；map/map_iterable 的 key 类型为 string。以下是两个...
表达式 说明[Object]获取指定键（Key）对应的 Value。size()获取Map数据中键值对的数量。containsKey(String)判断Map数据中是否包含指定的键。keySet()获取Map数据中键的集合，返回类型为Array。remove(Object)移除Map数据中指定键对应的键...
对输入MAP对象 input 进行变换，保持Key不变，通过 func 计算新的Value值。命令格式 map K,V2 transform_values(map K,V1 input,function K,V1,V2 func)参数说明 input：必填。MAP对象。map K,V1 中的 K、V1 指代MAP对象的Key、Value。func...
使用输入的两个字段分别作为Key和Value来构造Map，以第一个字段作为Map的Key，以第二个字段作为Map的Value。如果key为NULL，则被忽略。如果Key的取值有重复，则会随机只保留其中的一个。注意事项 升级到MaxCompute 2.0后，产品扩展了部分...
对输入Map进行Union并对同一个Key的Value进行求和操作构造输出Map，如果某一个Key对应的Value为NULL，则将其转换为0。注意事项 升级到MaxCompute 2.0后，产品扩展了部分函数。如果您用到的函数涉及新数据类型（TINYINT、SMALLINT、INT、...
TINYINT,SMALLINT,INT,and BIGINT FLOAT and DOUBLE BOOLEAN DECIMAL and DECIMALVAL DATE,DATETIME,TIMESTAMP,IntervalDayTime,and IntervalYearMonth STRING,BINARY,VARCHAR,and CHAR ARRAY,STRUCT,and MAP Return value The smallest ...
使用输入的两个字段分别作为Key和Value来构造Map，以第一个字段作为Map的Key，将相同Key的所有第二个字段的值构造成一个数组来作为Map的Value。如果key为NULL，则被忽略。注意事项 升级到MaxCompute 2.0后，产品扩展了部分函数。如果您用到...
TINYINT,SMALLINT,INT,and BIGINT FLOAT and DOUBLE BOOLEAN DECIMAL and DECIMALVAL DATE,DATETIME,TIMESTAMP,IntervalDayTime,and IntervalYearMonth STRING,BINARY,VARCHAR,and CHAR ARRAY,STRUCT,and MAP Return value The largest ...
TINYINT,SMALLINT,INT,and BIGINT FLOAT and DOUBLE BOOLEAN DECIMAL and DECIMALVAL DATE,DATETIME,TIMESTAMP,IntervalDayTime,and IntervalYearMonth STRING,BINARY,VARCHAR,and CHAR ARRAY,STRUCT,and MAP Return value A value of the ...
本文将介绍通过召回引擎...map_key_1","field_map_value_1")update2DocumentFields._setitem_("field_map_key_2","field_map_value_2")#内容可为问天引擎支持的多值属性类型.#索引内配置为"multi_value":true,且"updatable_multi_value":true,...
如果存在源列表中Map的Value长度不一致时，会重复取Value长度较小的列表的最后一个元素，使最终合并之后列表中每个Map的元素个数都一样。返回值 以合并后的Map为元素的列表。使用示例 合并三个Map，每个Map中键值对应的列表长度一致。Fn:...
其中：K 对应生成MAP的Key值，V 对应生成MAP的Value值。struct K,V 中的 K、V 指代STRUCT的Key、Value。返回值说明 返回MAP类型。返回规则如下：如果结构体数组为NULL，返回结果为NULL。如果结构体的Field数量不是2或 K 包含NULL值，会返回...
TINYINT,SMALLINT,INT,and BIGINT FLOAT and DOUBLE BOOLEAN DECIMAL and DECIMALVAL DATE,DATETIME,TIMESTAMP,IntervalDayTime,and IntervalYearMonth STRING,BINARY,VARCHAR,and CHAR ARRAY,STRUCT,and MAP Return value A value of the ...
TINYINT,SMALLINT,INT,and BIGINT FLOAT and DOUBLE BOOLEAN DECIMAL and DECIMALVAL DATE,DATETIME,TIMESTAMP,IntervalDayTime,and IntervalYearMonth STRING,BINARY,VARCHAR,and CHAR ARRAY,STRUCT,and MAP Return value A value of the ...
add2DocumentFields.put("field_map_key_1","field_map_value_1");add2DocumentFields.put("field_map_key_2","field_map_value_2");问天引擎支持的多值属性类型,索引内配置为"multi_value":true ArrayList Object addDocumentMultiFields=...
对应生成MAP的Value值。array V 中的 V 指代ARRAY数组元素的数据类型，数组中的元素可以为任意类型。返回值说明 返回MAP类型。返回规则如下：如果 a 或 b 为NULL，返回结果为NULL。如果 a 中元素包含NULL值或两个数组长度不相等，会返回报...
based mapping e_dict_map Maps the value of an input field to a value in a specified data dictionary and returns a new field.This function can be used together with other functions.For more information,see Use the e_dict_...
add2DocumentFields.put("field_map_key_1","field_map_value_1");add2DocumentFields.put("field_map_key_2","field_map_value_2");问天引擎支持的多值属性类型,索引内配置为"multi_value":true ArrayList Object addDocumentMultiFields=...
In complex business scenarios,the value of a log field may be of a complex data type,such as array or map.If you want to query and analyze logs that contain fields whose values are of the preceding types,you can use an ...
MAP 使用指定的Key-Value对建立MAP。MAP_CONCAT 返回多个MAP的并集。MAP_ENTRIES 将MAP中的Key、Value键值映射转换为STRUCT结构数组。MAP_FILTER 将MAP中的元素进行过滤。MAP_FROM_ARRAYS 通过给定的ARRAY数组构造MAP。MAP_FROM_ENTRIES ...
Flat Map with 3D Effects is a container that holds a flat map with 3D effects.You can add layers such as scatter layers,flying routes layers,and columns layers to this container,which enables you to show real-time data ...
This topic provides an overview of the route map function of Cloud Enterprise Networks(CENs).You can use the route map function to filter routes and modify route attributes.By doing so,you can manage the communication ...
you can configure the following conditional mappings:If the value of the agent field in the metadata array node is CONTAINER,map the value of the microServiceId field to the service field of ARMS.If the value of the agent ...
position、array_remove、array_repeat、array_sort、arrays_overlap、arrays_zip、element_at、exists、filter、forall、flatten、shuffle、size、sort_array map map、get_map_value、map_from_arrays、map_keys、map_values、map_zip_...
.quote String No The quote.If a value contains the delimiter,you must use the quote to enclose the value.The default value is double quotation marks(").lstrip Boolean No Specifies whether to remove the spaces at the ...
Array:a linear data structure whose elements have the same type and can be accessed by index.List:similar to arrays,but allows more flexible insert and delete operations.Dictionary/Map:a collection of key-value pairs.You ...
add2DocumentFields.put("field_map_key_1","field_map_value_1");add2DocumentFields.put("field_map_key_2","field_map_value_2");The content can be of multi-value attribute types supported by OpenSearch Vector Search Edition....