Updating the warehouse schema page with info about the way data types are assigned

Author: forstisabella

src/connections/storage/warehouses/schema.md

@@ -410,22 +410,19 @@ When Segment process a new batch and discover a new column to add, we take the m
 
 
 ### Supported Data Types
+Data types are set up in your warehouse based on the first value that comes in from a source. For example, if the first value that came in from a source was a string, Segment sets the data type in the warehouse to `string`. 
+
 The data types that Segment currently supports include:
 
 ### `timestamp`
-The `timestamp`
 
 ### `integer`
-Integers are 
 
 ### `float`
-Float values
 
 ### `boolean`
-Boolean data types 
 
 ### `varchar`
-Varchar, or the variable character data type, 
 
 ## Column Sizing