Merge pull request #274 from CartoDB/273-cache_table_cdb_analysis_catalog

Adding a new column to have the name of the cached analysis in case there is one

scripts-available/CDB_AnalysisCatalog.sql

@@ -26,7 +26,9 @@ cartodb.cdb_analysis_catalog (
     -- last job modifying the node
     last_modified_by uuid,
     -- store error message for failures
-    last_error_message text
+    last_error_message text,
+    -- cached tables involved in the analysis
+    cache_tables regclass[] NOT NULL DEFAULT '{}'
 );
 
 -- This can only be called from an SQL script executed by CREATE EXTENSION
@@ -62,3 +64,12 @@ DO $$
             WHEN duplicate_column THEN END;
     END;
 $$;
+
+DO $$
+    BEGIN
+        BEGIN
+            ALTER TABLE cartodb.cdb_analysis_catalog ADD COLUMN cache_tables regclass[] NOT NULL DEFAULT '{}';
+        EXCEPTION
+            WHEN duplicate_column THEN END;
+    END;
+$$;