错误提示 function string_agg(integer, unknown) does not exist 表示PostgreSQL 中不存在接受整数和未知类型参数的 string_agg 函数。 在PostgreSQL 中,string_agg 函数用于将多个值连接成一个字符串,其语法为 string_agg(expression, delimiter),其中 expression 和delimiter 都应该是文本类型(text)。如果你尝试使用...
''))) @@ (to_tsquery('simple', ''' ' || 'blah' || ' '''))) ORDER BY pg_search_rank DESC, "campaigns"."id" ASC ActiveRecord::StatementInvalid: PGError: ERROR: function string_agg(character varying, unknown) does not exist LINE 1: ..." LEFT OUTER JOIN (SELECT "campaigns"....
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, 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 ...
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Otherwise, an error is reported, indicating that the function does not exist. definition Specifies a string constant defining a function. Its meaning depends on the language. It can be an internal function name, a path pointing to a target file, an SQL query, or text in a procedural ...
Return type: string typeinstr(string str, string substr)Feature: It returns the position of substr first appearing in str, which counts from 1. If substr does not appear in str, it returns 0.Return type: int typeExample:mysql> select instr('foo bar bletch', 'b'); +---+ | instr(...
function(args, **kwargs)中的 args是什么意思？function(args, **kwargs)中的 args是什么意思？args...
BTW, I even got the same errors even I invoke the procedure by given parameter name - e.g. below exception stack which is calling my internal private procedures what hascharacter varyingor String[] type are getting this failure. Call: StoredProcedure ...