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user 241857
Writing queries to request or change information stored in a database or other information management system. Questions should include table and index definitions, sample data, expected output, and a tag for the specific system (e.g. MySQL, PostgreSQL, Oracle, SQL Server, MongoDB).
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How to set the column names dynamically in crosstab?
I have a table with key and value and I have saved the values as shown below
when I use the below query
select * from crosstab (
'select rowname,colname,max(cellval) from table_to_pivot group by 1,2 … rowname varchar,_col1 integer,_col2 integer,_col3 integer);
I am getting my desired output as shown below
but I don't want to define the column names [_col1 integer,_col2 integer,_col3 integer] in my query …
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