Differences

This shows you the differences between two versions of the page.

--- transformations:keeptop [2015/05/01 08:55] – dmitry
+++ transformations:keeptop [2015/05/01 12:55] – elenap
@@ Line 1: / Line 1: @@
-===== Keep Top Rows =====
+===== Trim Table =====
-This transformation keeps only first N rows and removes all other rows.
+This transformation keeps or removes first or last N rows.
-If you need to remove bottom rows -- add line numbers using [[transformations:enumerate|Enumerate Rows]], sort backwards by row numbers using [[transformations:sort|Sort]] and then apply Keep Top Rows.
 EXAMPLE
-**Source table:** The longest rivers in the world in descending order (by length)
+**Table:** The longest rivers in the world in descending order (by length)
 ^  River  ^  Length (km)  ^  Continent  ^
@@ Line 23: / Line 21: @@
 **Transformation parameters:**
+  * Keep or Remove: Keep
+  * Top or bottom: Top
   * Number of rows: 3
-**Output table:**
+**Result:**
 ^  River  ^  Length (km)  ^  Continent  ^