regex_extract(string,regexp,index) 1. string: 输入字符串 regexp: 匹配的正则表达式 index: 需要提取的文本在正则表达式中的位置 例如,我们有一个输入字符串为"Hello, my name is John. I am 25 years old.“,我们想提取出其中的名字"John”,可以使用如下的正则表达式和regex_extract函数: SELECTregex_extr...
The REGEXEXTRACT function allows you to extract text from a string based on a supplied regular expression. You can extract the first match, all matches or capturing groups from the first match. Syntax The REGEXEXTRACT function extracts strings within the provided text that matches the pattern. ...
Test String https://embed-ssl.wistia.com/deliveries/c0238be7cc8c8f0bd8ecb6edf3c6f8f1.jpg?image_crop_resized=250x250&video_still_time=33 1:124 Substitution https://embed-ssl.wistia.com/deliveries/c0238be7cc8c8f0bd8ecb6edf3c6f8f1.jpg?image_crop_resized=250x250&video_still_time=33 ...
This topic describes how to extract dynamic key-value pairs from a string by using different functions. Functions Extracting dynamic key-value pairs is a process that extracts and transforms keywords and values. You can use the e_kv function, e_kv_delimit function, and e_regex function ...
importorg.apache.hive.jdbc.HiveDriver;importjava.sql.Connection;importjava.sql.DriverManager;importjava.sql.ResultSet;importjava.sql.Statement;publicclassHiveQuery{publicstaticvoidmain(String[]args)throwsException{Class.forName("org.apache.hive.jdbc.HiveDriver");Connectioncon=DriverManager.getConnection("jdbc...
下面是示例查询，我们的尝试如下selectregexp_extract(string_tbl.str,r"/(ab[^/]*)")from string_...
string Regular expression string that defines the match. Keyword parameters This describes keyword parameters of the filter. These are the valueskey1=value1,key2=value2and so on in the following example:input|ansible.builtin.regex_search(key1=value1,key2=value2,...) ...
Address of a string variable(object) in C#? AdomdConnectionException This is usually a temporary error during hostname resolution and means that the local server did not receive a response from an authoritative server Advice on Connecting to an IP Camera using C# App? AES encrypt in Javascript ...
regex google-bigquery standards 我在BigQuery中有一个长字符串,我需要从中提取一些数据。 字符串的一部分如下所示: ... source: "agent" resolved_query: "hi" score: 0.61254 parameters ... 我想提取数据,比如agent、hi和0.61254。 我正在尝试使用regexp_extract,但无法使regexp正常工作: select regexp_...
how-to-get-substring-from-a-string-column-in-knime Regex extract Regex extract0× Node 14Node 16Table Creator Regex Extractor Node 14Node 16Table Creator Regex Extractor Nodes Regex Extractor1× Table Creator1× Extensions FeatureKNIME Base nodes FeaturePalladian for KNIME ...