-- 创建一个包含 VARIANT 类型列的表 CREATE TABLE semi_structured_data ( id INT, data VARIANT ); -- 插入 JSON 数据 INSERT INTO semi_structured_data (id, data) VALUES (1, PARSE_JSON('{"name": "Alice", "age": 30}')); -- 查询 JSON 数据中的字段 SELECT id, data:name::STRING AS...
public JSONObject parseInfo(String id) { id = Long.toBinaryString(Long.parseLong(id)); int len = id.length(); JSONObject jsonObject = new JSONObject(); int sequenceStart = len < workerIdShift ? 0 : len - workerIdShift; int workerStart = len < dataCenterIdShift ? 0 : len - data...
select $1 as str, PARSE_JSON(str) as json, TYPEOF(json) as type, SYSTEM$TYPEOF(json) as sys_type from values ('["arrray","of","string"]'), /* array of string */ ('{"name": "foo", "id":1}'), /* plan JS Object */ ('[{"name": "foo", "id":1}, {"name": ...
public void setEpochStr(String epochStr) { if (StringUtils.isNotBlank(epochStr)) { this.epochStr = epochStr; this.epochSeconds = TimeUnit.MILLISECONDS.toSeconds(DateUtils.parseByDayPattern(epochStr).getTime()); } } } 生成的 UID 是 64 位的,按以下方式分配位数: 1 bit 用于标识符(sign),...
}publicJSONObject parseInfo(longid) { String sonwFlakeId=Long.toBinaryString(id);intlen =sonwFlakeId.length(); JSONObject jsonObject=newJSONObject();intsequenceStart = (int) (len < workerIdShift ? 0 : len -workerIdShift);intworkerStart = (int) (len < dataCenterIdShift ? 0 : len -...
JSON is an open-standard data format or interchange for semi-structured data. Unlike flat files such as CSVs, JSON files store data in nested objects and arrays
{ Host string `json:"host"` Port int `json:"port"` AnalyticsFile string `j...
如果使用::string将提取的order_datetime转换为字符串,则可以执行此操作 代码语言:javascript 运行 AI代码解释 with sample_table as ( select parse_json(replace(replace('{ “message_body”: { “campus_code”:“TEST”, “campus_name”:“TEST”, “event_type”:“TEST”, “location_code”:“A00000...
ARRAY和OBJECT类型值也可以从string映射为VARIANT值,这种也被称为document,在文档存储中的概念(MongoDB,Couchbase)。 VARIANT可以以ELT(提取-加载-转换)而非传统的ETL方式使用snowflake,用户可以将输入数据从JSON、Avro或者XML格式直接加载到VARIANT列中,snowflake来处理解析和类型处理,这种方式被称做"schema later"。
CREATEORREPLACETABLEiptv(ip1VARIANT);INSERTINTOiptv(ip1)SELECTPARSE_JSON(' { "ipv1": "203.0.113.5", "ipv2": "203.0.113.5" } ');INSERTINTOiptv(ip1)SELECTPARSE_JSON(' { "ipv1": "192.0.2.146", "ipv2": "203.0.113.5" } '); ...