diff --git a/db/ddlutils/postgresql/functions/trunc.sql b/db/ddlutils/postgresql/functions/trunc.sql
index 8134292d54..891e8d0319 100644
--- a/db/ddlutils/postgresql/functions/trunc.sql
+++ b/db/ddlutils/postgresql/functions/trunc.sql
@@ -26,6 +26,13 @@ BEGIN
 END;
 $$ LANGUAGE plpgsql IMMUTABLE;
 
+CREATE OR REPLACE FUNCTION trunc(datetime TIMESTAMP WITHOUT TIME ZONE)
+RETURNS TIMESTAMP WITHOUT TIME ZONE AS $$
+BEGIN
+	RETURN CAST(datetime AS DATE);
+END;
+$$ LANGUAGE plpgsql IMMUTABLE;
+
 CREATE OR REPLACE FUNCTION trunc(datetime TIMESTAMP WITH TIME ZONE, format varchar)
 RETURNS DATE AS $$
 BEGIN
diff --git a/migration/i4.1/oracle/201708251228_IDEMPIERE-3453.sql b/migration/i4.1/oracle/201708251228_IDEMPIERE-3453.sql
new file mode 100644
index 0000000000..46c5943d88
--- /dev/null
+++ b/migration/i4.1/oracle/201708251228_IDEMPIERE-3453.sql
@@ -0,0 +1,31 @@
+SET SQLBLANKLINES ON
+SET DEFINE OFF
+
+-- IDEMPIERE-3453
+-- Aug 25, 2017 12:23:30 PM CEST
+UPDATE AD_IndexColumn SET ColumnSQL='TRUNC(DateAcct)',Updated=TO_DATE('2017-08-25 12:23:30','YYYY-MM-DD HH24:MI:SS'),UpdatedBy=100 WHERE AD_IndexColumn_ID=200741
+;
+
+-- Aug 25, 2017 12:23:35 PM CEST
+DROP INDEX fact_acct_trunc_dateacct
+;
+
+-- Aug 25, 2017 12:23:35 PM CEST
+CREATE INDEX fact_acct_trunc_dateacct ON Fact_Acct (TRUNC(DateAcct))
+;
+
+-- Aug 25, 2017 12:27:32 PM CEST
+UPDATE AD_IndexColumn SET ColumnSQL='upper(columnname)',Updated=TO_DATE('2017-08-25 12:27:32','YYYY-MM-DD HH24:MI:SS'),UpdatedBy=100 WHERE AD_IndexColumn_ID=200079
+;
+
+-- Aug 25, 2017 12:27:46 PM CEST
+DROP INDEX ad_element_uppercolumnname
+;
+
+-- Aug 25, 2017 12:27:46 PM CEST
+CREATE UNIQUE INDEX ad_element_uppercolumnname ON AD_Element (upper(columnname))
+;
+
+SELECT register_migration_script('201708251228_IDEMPIERE-3453.sql') FROM dual
+;
+
diff --git a/migration/i4.1/postgresql/201708251228_IDEMPIERE-3453.sql b/migration/i4.1/postgresql/201708251228_IDEMPIERE-3453.sql
new file mode 100644
index 0000000000..e1a07a7954
--- /dev/null
+++ b/migration/i4.1/postgresql/201708251228_IDEMPIERE-3453.sql
@@ -0,0 +1,36 @@
+-- IDEMPIERE-3453
+
+CREATE OR REPLACE FUNCTION trunc(datetime TIMESTAMP WITHOUT TIME ZONE)
+RETURNS TIMESTAMP WITHOUT TIME ZONE AS $$
+BEGIN
+        RETURN CAST(datetime AS DATE);
+END;
+$$ LANGUAGE plpgsql IMMUTABLE;
+
+-- Aug 25, 2017 12:23:30 PM CEST
+UPDATE AD_IndexColumn SET ColumnSQL='TRUNC(DateAcct)',Updated=TO_TIMESTAMP('2017-08-25 12:23:30','YYYY-MM-DD HH24:MI:SS'),UpdatedBy=100 WHERE AD_IndexColumn_ID=200741
+;
+
+-- Aug 25, 2017 12:23:35 PM CEST
+DROP INDEX fact_acct_trunc_dateacct
+;
+
+-- Aug 25, 2017 12:23:35 PM CEST
+CREATE INDEX fact_acct_trunc_dateacct ON Fact_Acct (TRUNC(DateAcct))
+;
+
+-- Aug 25, 2017 12:27:32 PM CEST
+UPDATE AD_IndexColumn SET ColumnSQL='upper(columnname)',Updated=TO_TIMESTAMP('2017-08-25 12:27:32','YYYY-MM-DD HH24:MI:SS'),UpdatedBy=100 WHERE AD_IndexColumn_ID=200079
+;
+
+-- Aug 25, 2017 12:27:46 PM CEST
+DROP INDEX ad_element_uppercolumnname
+;
+
+-- Aug 25, 2017 12:27:46 PM CEST
+CREATE UNIQUE INDEX ad_element_uppercolumnname ON AD_Element (upper(columnname))
+;
+
+SELECT register_migration_script('201708251228_IDEMPIERE-3453.sql') FROM dual
+;
+