diff --git a/README.md b/README.md
index 53545d0..53ea4fb 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
 # OCAML SQL PARSER 
 
 using [this grammar](https://ronsavage.github.io/SQL/sql-2003-2.bnf.html)
+ resource on iceberg table format [here](https://www.dremio.com/resources/guides/apache-iceberg-an-architectural-look-under-the-covers/?utm_campaign=Search - Nonbrand - Iceberg - Global&utm_medium=cpc&utm_source=google&utm_term=apache iceberg architecture&campaignid=21254670688&adgroupid=161477881323&matchtype=p&gad_source=1&gclid=EAIaIQobChMIqu6NnIybigMV2ExBAh1xii74EAAYASAAEgLUhPD_BwE)
diff --git a/parser/parser.mly b/parser/parser.mly
index 4ff6069..9eed960 100644
--- a/parser/parser.mly
+++ b/parser/parser.mly
@@ -561,5 +561,54 @@ computationnal_operation:
 
 (*********************************)
 
+(* 11.1 SCHEMA DEFINITION *)
+
+schema_definition:
+  | CREATE SCHEMA schema_name_clause {} 
+
+schema_name_clause :
+  | schema_name {}
+
+(**************************)
+
+(* 11.2 DROP SCHEMA STATEMENT *)
+
+drop_schema_statement:
+  | DROP SCHEMA schema_name
+
+(******************************)
+
+(* 11.3 TABLE DEFINITION *)
+
 table_definition :
   | CREATE TABLE table_name  {}
+
+table_scope :
+  | global_or_local TEMPORARY {}
+
+global_or_local :
+  | GLOBAL {}
+  | LOCAL {}
+
+(*************************)
+
+(* 11.18 DROP COLUMN DEFINITION *)
+
+drop_column_definition:
+  | DROP column_name {}
+  | DROP COLUMN column_name {}
+
+(********************************)
+
+(* 11.21 DROP TABLE STATEMENT *)
+
+drop_table_statement:
+  | DROP TABLE table_name {}
+
+(******************************)
+
+(* 14 DATA MANIPULATION *)
+(* 14.9 MERGE STATEMENT *)
+
+(************************)
+(************************)