针对你提出的问题“function string_agg(text) does not exist”,我们可以从以下几个方面进行分析和解答: 确认string_agg函数的来源和适用环境: string_agg函数是SQL中的一个聚合函数,用于将多个行值连接成一个字符串。它常见于PostgreSQL数据库中。 如果你在使用其他数据库系统(如MySQL、SQLite、Oracle等),可能会...
Over here, the call tostring_aggthrows the error:ERROR: function string_agg(integer, unknown) does not exist at character... The hint provided by the PostgreSQL server is:HINT: No function matches the given name and argument types. You might need to add explicit type casts. The offending l...
string_agg(bigint, un...报错信息：ERROR: function string_agg(bigint, unknown) does not exist...
Hologres报错ERROR: function string_agg(bigint, unknown) does not exist 阿里云文档2023-02-23 问题描述Dataphin同步数据到MySQL报错“Incorrect string value”。2022-10-28 08:52:50.917 [0-2-2-writer] WARN CommonRdbmsWriter$Task - 回滚此次写入, 采用每次写入一行方式提交. 因为:Incorr... ...
Hologres报错ERROR: function string_agg(bigint, un... Hologres报错ERROR: function string_agg(bigint, unknown) does not exist 问答2024-05-29来自:开发者社区 Hologres报错ERROR: set-valued function called in ... Hologres报错ERROR: set-valued function called in context that cannot accept a set ...
1 STRING_AGG ( expression, separator [order_by_clause] ) expression: Any valid character string. If you’re working with other types, you need to explicitly cast them to the string type. separator: A separator function, e.g. AS, etc. This function should not be appended at the end ...
Creates a function.If the parameters or return values of a function have precision, the precision is not checked.When creating a function, you are advised to explicitly s
// => { type: 'aggr_func'; args:count_arg; name: 'ARRAY_AGG'; orderby?: order_by_clause } = pre:(ident __ DOT)? __ name:(KW_ARRAY_AGG / KW_STRING_AGG) __ LPAREN __ arg:distinct_args __ RPAREN { // => { type: 'aggr_func'; args:count_arg; name: 'ARRAY_AGG' |...
https://learn.microsoft.com/en-us/sql/t-sql/functions/string-agg-transact-sql?view=sql-server-ver16 It’s also smart enough not to add a separator at the end of the final string. Additionally, it implicitly converts to strings then concatenates. ...
I am using the STRING_AGG function within a CTE and it's working just fine (line 11 of the image below). However, I would like to apply an order by clause do the Agg function like i wrote in line 10. When I run que query in SQL Server it works just fine and I get ...