transpose2
Partitions table on the time and prefix column.
The transpose2 operator is a partition column that acts on multiple columns from the parent table. It is different from the transpose operator that has the time and prefix column.
Operator Usage in Easy Mode
- Click + on the parent node.
- Enter the Transpose operator in the search field and select the operator from the Results to open the operator form.
- In the Table drop-down, enter or select the table containing the data to run this operator on.
- In the Group by Rows Columns drop-down, enter or select single or multiple column names to perform group by before transpose.
- In the New Header Column drop-down, select a field name whose values will be the new column header.
- In the Value Column field, select a column name whose values will be new values of cells.
- Optional. In the New Column Prefix drop-down, prefix string to newHeaderColumn name in the output column. Click Add More to add additional columns with prefixes.
- Click Run to view the result.
- Click Save to add the operator to the playbook.
- Click Cancel to discard the operator form.
Usage Details
transpose(table:InputTable, groupbyrowscolumns:String, newheadercolumn:String, valuecolumn:String)
Parameters
table
: input table that contains the information to create JSON object.
groupbyrowscolumns
: column names to perform group by before transpose.
newheadercolumn
: field name whose values will be new column names.
valuecolumn
: column name whose values will be new values of cells.
Example
In the input table, enter the partition attributes.
The input table displays the following partitioned table.
col | time | val |
---|---|---|
one | 1 | 1 |
one | 2 | 21 |
two | 1 | 2 |
When you apply the transpose2 operator, the output is shown as follows:
transpose2(InputTable, ["time"], "col", "val", "new_col_prefix_")
The output table displays the following partitioned table.
time | new_col_prefix_one | new_col_prefix_two |
---|---|---|
1 | 1 | 2 |
2 | 21 | null |
Updated about 1 year ago