In this table i have a Parentname and Subname columns and in this case given Parentnames is the parent of given Subnames i was trying to do something like this: STRING_AGG(ISNULL(Distinct ch.Name,...
https://github.com/orlando-colamatteo/ms-sql-server-group-concat-sqlclr
This is an example as I do not know your schema.
In this query, we select the distinct hometown values from the “Hospital” table and use the STRING_AGG function to concatenate them. The DISTINCT keyword makes sure that the duplicate hometowns are removed and it results in a set of unique hometown values. Conclusion The SQL Server STRING_A...
PostgreSQL STRING_AGG() is an occasionally misunderstood tool. This guide demystifies STRING_AGG() and takes you from basics to more advanced capabilities.
select string_agg(sq.name) ,sq.id from ( select distinct a.name ,...
public.function_that_converts_the_array_to_a_string_while_replacing_the_val_a_values_with_their_text_equivalent(array_agg(distinct val_a order by val_a)) Distinct is fairly simple - it sorts the data then skips over duplicates as they appear. It needs a sort, applied implicitly or explic...
Copy Now the output looks like this (and you can see how applying DISTINCT or GROUP BY will eliminate the duplicates easily): (The fact the pointer always reflects thefirstinstance of the value in the original string is irrelevant, as it doesn’t really matter which unique ...
In the first SELECT statement, we will eliminate the duplicate rows and then obtain unique values. Then, we will concatenate the unique expression with the STRING_AGG function: 1 2 3 4 SELECT STRING_AGG(Cnty, '-') FROM ( (SELECT DISTINCT Country AS [Cnty] FROM PersonTestTable) ) AS...
DTS_E_TXAGG_TOOMANYCOUNTDISTINCTVALUES 字段 DTS_E_TXAGG_TOOMANYKEYS 字段 DTS_E_TXAUDIT_ONLYSTRINGLENGTHCHANGEALLOWED 字段 DTS_E_TXCHARMAP_CANTBOTHCASE 字段 DTS_E_TXCHARMAP_CANTCASECHINESE 字段 DTS_E_TXCHARMAP_CANTCASEJAPANESE 字段 DTS_E_TXCHARMAP_CANTCHINAJAPAN 字段 DTS_E_TXCHARMAP_CANTFULL...