AI代码解释 CREATETABLEshow_log_table(log_idBIGINT,show_paramsSTRING)WITH('connector'='datagen','rows-per-second'='2','fields.show_params.length'='1','fields.log_id.min'='1','fields.log_id.max'='10');CREATETABLEclick_log_table(log_idBIGINT,click_paramsSTRING)WITH('connector'='datag...
'json.ignore-parse-errors'='true'--如果设置为true,则忽略任何解析报错。);CREATETABLElogger_sink_table(`id`INTPRIMARYKEYNOTENFORCED,`user_id`INT,`product_id`INT,`product_name`STRING,`create_time`TIMESTAMP(3))WITH('connector'='logger','print-identifier'='DebugData');INSERTINTOlogger_sink_table...
"baby");--带分隔符字符串连接函数:concat_ws(separator, [string | array(string)]+)selectconcat_ws('.','www', array('itcast','cn'));--字符串截取函数:substr(str, pos[, len]) 或者 substring(str, pos[, len])selectsubstr("angelababy",-2)...
publicstaticvoidmain(String[] args) { // Join all Strings in the Array into a Single String, // separated by $#$ System.out.println(StringUtils.join( newString[] {"AB","CD","EF"},"$#$")); } } 1-2、字符串=>字符串数组:String: split(String separator) 例: publicSplitDemo() {...
Join Cell Array of Character Vectors with Delimiter Copy Code Copy Command Join the character vectors in a cell array into one character vector. Specify a comma followed by a space character as the delimiter. Get C = {'Newton','Gauss','Euclid','Lagrange'} C = 1x4 cell {'Newton'} {...
Array Expansion:表字段的列转⾏,类似于Hive的 explode 数据炸开的列转⾏ Table Function:⾃定义函数的表字段的列转⾏,⽀持 Inner Join 和 Left Outer Join 1.Regular Join Regular Join 定义(⽀持 Batch\Streaming):Regular Join 和离线 Hive SQL ⼀样的 Regular Join,通过条件关联两条流数据输出。
Join Cell Array of Character Vectors with Delimiter Join the character vectors in a cell array into one character vector. Specify a comma followed by a space character as the delimiter. C = {'Newton','Gauss','Euclid','Lagrange'} C =1x4 cell{'Newton'} {'Gauss'} {'Euclid'} {'Lagrange...
Join Cell Array of Character Vectors with Delimiter Join the character vectors in a cell array into one character vector. Specify a comma followed by a space character as the delimiter. C = {'Newton','Gauss','Euclid','Lagrange'} C =1x4 cell{'Newton'} {'Gauss'} {'Euclid'} {'Lagrange...
Convert a String to an Array Create an array of characters from a string. Convert a String to Integers Split a string into characters and return their integer values. Replace Letters with Digits Put digits in place of characters in a string. Fix String Quoting Correct misquoted strings ...
(idINT,total_priceDOUBLE,countrySTRING,zipSTRING,PRIMARYKEY(id)NOTENFORCED)WITH('connector'='jdbc','url'='jdbc:mysql://mysqlhost:3306/orderdb','table-name'='orderdetails');--enrich each orderwithcustomer informationINSERTINTOOrderDetailsSELECTo.id,o.price*o.quantity,c.country,c.zipFROM Order...