INT64 BIGINT FLOAT64 FLOAT NUMERIC DECIMAL BIGNUMERIC DECIMAL BOOL BOOLEAN BYTES(2字节头) BYTES(1字节头) STRING/STRING() TEXT/VARCHAR() DATE DATE DATETIME TIMESTAMP TIME TIME TIMESTAMP TIMESTAMP INTERVAL INTERVAL ARRAY ARRAY[] STRUCT CREATE TYPE JSON JSON GEOGRAPHY...
web_country STRING, web_gmt_offset FLOAT64, web_tax_percentage FLOAT64 ) Modify the INT64 and FLOAT64 fields to obtain the following DDL script: CREATE TABLE IF NOT EXISTS <your_maxcompute_project>.web_site_load ( web_site_sk BIGINT, web_site_id STRING, web_rec_start_date STRING, web...
但是,我们确实将event_params列转换为 Map(String,String),将格式转换成Array(Tuple(key Nullable(String), value Tuple(string_value...这使我们无法在此阶段执行广泛的查询测试(我们稍后将根据实际使用情况进行分享),从而将下面的查询限制为 42 天(自我们开始将数据从 BigQuery 移至 ClickHouse 以来的时间)。......
-- Run below SQLs on BigQuery to create source table create table your_project_id.your_dataset_id.people ( id int64, name string, ts timestamp ); -- Add some test data insert into your_project_id.your_dataset_id.people values (1, 'Luke Skywalker', current_timestamp()), (2, 'Lei...
...查看列:desc 表名; 修改表名:alter table t_book rename to t_user; 添加列:ALTER TABLE t_userADD COLUMN tianjia INT...(后面表示是在id列后添加) AFTER id; 删除列:alter table 表名 drop column 列名; 修改列名MySQL: alter table t_user change...内置的存储过程,用与修改表的定义。......
StringNode TimestampNode GlueArgParser 任務 功能和最佳化 連線參數 DynamoDB 連線 跨帳戶跨區域存取 DynamoDB 資料表 Kinesis 連線 在Kinesis 串流任務中使用強化廣發功能 Amazon S3 連線 排除Amazon S3 儲存體方案 管理分割區 群組輸入檔案 Amazon S3 的 VPC 端點 Amazon DocumentDB 連線 ...
/* * If @x is set to: test value ' contains quote * * Result is a valid query */ INSERT INTO proj.data.tbl(x) VALUES ('test value \' contains quote') /* * If @x is set to: ['valid', ('aggregate', 'value')] * * Result contains string instead of aggregate: */ INSERT...
refresh_interval_minutes <float> no 30 alter max_staleness (in Preview) <interval> no none alter description <string> no none alter labels {<string>: <string>} no none alter hours_to_expiration <integer> no none alter kms_key_name <string> no none alterProject...
Notable STRING functions include −LOWER() − Converts everything within a string to lowercase UPPER() − The inverse of lower; converts values to uppercase INITCAP() − Capitalizes only the first letter of each sentence; i.e. sentence case CONCAT() − Combines string elements...
Error: Cannot access field date on a valuewithtypeARRAY<STRUCT<dateSTRING,nameSTRING, paramsARRAY<STRUCT<keySTRING,valueSTRUCT<string_valueSTRING, int_value INT64, float_valueFLOAT, ...>>>, ...>>at[1:18] Run Code Online (Sandbox Code Playgroud) ...