Changes between Version 3 and Version 4 of UserDocs/OgrInfo

Timestamp:

May 1, 2016, 10:13:41 AM (8 years ago)

Author:

aborruso

Comment:

--

UserDocs/OgrInfo

@@ -32 +32 @@
 
 Alternatively, use the `-al` switch to see information on all layers. 
+
+== Adding a column through SQL ==
+
+Using ogrinfo is it possible to use SQL language to add a column to an input file.
+
+The SQL syntax is a standard `ALTER TABLE` statement; it's necessary to add `-sql` switch. In example
+
+{{{
+$ ogrinfo input.shp -sql "ALTER TABLE input ADD fieldX float"
+
+INFO: Open of `input.shp'
+      using driver `ESRI Shapefile' successful.
+}}}