Documented some ecpg command line options that were missing:

-r no_indicator
-r prepare
-r questionsmarks

diff --git a/doc/src/sgml/ref/ecpg-ref.sgml b/doc/src/sgml/ref/ecpg-ref.sgml
index 2a783ea477bd6a9f19d6e22efecb3431d60cdf7c..eca78e14611effa20cb20cb109e26e4ddbaf0d66 100644 (file)
--- a/doc/src/sgml/ref/ecpg-ref.sgml
+++ b/doc/src/sgml/ref/ecpg-ref.sgml
@@ -135,9 +135,35 @@ PostgreSQL documentation
      -r option
      
       
-       Selects a run-time behavior.  Currently,
-       option can only be
-       no_indicator.
+       Selects run-time behavior.  Option can be
+       one of the following:
+       
+   
+    no_indicator
+    
+    
+    Do not use indicators but instead use special values to represent
+    NULLs. Historically there have been databases using this approach.
+    
+   
+   
+    prepare
+    
+    
+    Prepare all statements before using them. Libecpg will keep a cache of
+    prepared statments and reuse a statement if it gets executed again. If the
+    cache runs full, libecpg will free the least used statement.
+    
+        
+   
+    questionmarks
+    
+    
+    Allow questionmark as placeholder for compatibility reasons. 
+    This used to be the default long ago.
+    
+        
+