Category "pivot"

SQLITE PIVOT TABLE WITH COUNT

Can you help me plase ? I want a result like the table below with Sqlite . task_name status_code department 1 A START PUR 2 B START ENG 3 C FINISH ENG 4 D NOT

Spark pivot groupby performance very slow

I am trying to pivot the dataframe of raw data size 6 GB and it used to take 30 minutes time (aggregation function sum): x_pivot = raw_df.groupBy("a", "b", "c"

How can we use group by keyword on PIVOT table having dynamic column joined with another table or alternative query of Pivot

I have 2 tables named tblDemo and tblSubDemo; tblDemo havve 2 columns _id and _name. tblSubDemo have 3columns, ID,Name, Demo_ID(it is the primary key of tblDemo

Transpose rows to columns in PostgreSQL?

Does any one know how to transpose rows to columns in PostgreSQL? For example I have the following table:- Period T1 T2 D

Pivot table sorting

I have a pivot table result as below : len MERCHANT_NAME MCC_CODE 0.0 58635982 742.0 7378 763.0 750 780.0 281 1

pandas: most elegant way to pivot table on pattern in name of columns

Given the following DataFrame: pd.DataFrame({ 'x': [0, 1], 'y': [0, 1], 'a_idx': [0, 1], 'a_val': [2, 3], 'b_idx': [4, 5], 'b_val': [6, 7], }) What

Unpivot multiple columns in Snowflake

I have a table that looks as follows: I need to unpivot the Rating and the Comments as follows: What is the best way to do this in Snowflake? Note: there are

SQL Transpose Rows to undefined number of columns

I have a table containing graduate ids, degree titles and graduation years. The table can contain any number of rows for each graduate. I would like to create

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