Index: lams_common/db/model/lams_11.clay
===================================================================
diff -u -r5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798 -r1e741053dedb977b7207ee80cbb3c2821b7a5cd6
--- lams_common/db/model/lams_11.clay	(.../lams_11.clay)	(revision 5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798)
+++ lams_common/db/model/lams_11.clay	(.../lams_11.clay)	(revision 1e741053dedb977b7207ee80cbb3c2821b7a5cd6)
@@ -5518,13 +5518,7 @@
 <primary-key-description></primary-key-description>
 <primary-key-column name="entry_id"/>
 </primary-key>
-<unique-key-list>
-<unique-key alias="" name="UQ_lams_group_activity" remarks="">
-<unique-key-description></unique-key-description>
-<unique-key-column name="group_id"/>
-<unique-key-column name="branch_activity_id"/>
-</unique-key>
-</unique-key-list>
+<unique-key-list/>
 <foreign-key-list>
 <foreign-key alias="" name="FK_lams_group_activity_1" on-delete="" on-update="" referenced-key="PRIMARY" referenced-table="lams_group" referenced-table-schema="DEFAULT_SCHEMA" remarks="" source-entity-role="" source-multiplicity="0..*" source-relationship-type="" target-entity-role="" target-multiplicity="1" target-relationship-type="">
 <foreign-key-description></foreign-key-description>
Index: lams_common/db/sql/create_lams_11_tables.sql
===================================================================
diff -u -r5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798 -r1e741053dedb977b7207ee80cbb3c2821b7a5cd6
--- lams_common/db/sql/create_lams_11_tables.sql	(.../create_lams_11_tables.sql)	(revision 5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798)
+++ lams_common/db/sql/create_lams_11_tables.sql	(.../create_lams_11_tables.sql)	(revision 1e741053dedb977b7207ee80cbb3c2821b7a5cd6)
@@ -593,7 +593,6 @@
      , sequence_activity_id BIGINT(20) NOT NULL
      , branch_activity_id BIGINT(20) NOT NULL
      , condition_id BIGINT(20)
-     , UNIQUE UQ_lams_group_activity (group_id, branch_activity_id)
      , PRIMARY KEY (entry_id)
      , INDEX (group_id)
      , CONSTRAINT FK_lams_group_activity_1 FOREIGN KEY (group_id)
Index: lams_common/db/sql/updatescripts/alter_21_branching.sql
===================================================================
diff -u -r5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798 -r1e741053dedb977b7207ee80cbb3c2821b7a5cd6
--- lams_common/db/sql/updatescripts/alter_21_branching.sql	(.../alter_21_branching.sql)	(revision 5eaa43d63738b6e4bfa6d42f3c8842cdacb9c798)
+++ lams_common/db/sql/updatescripts/alter_21_branching.sql	(.../alter_21_branching.sql)	(revision 1e741053dedb977b7207ee80cbb3c2821b7a5cd6)
@@ -37,7 +37,6 @@
      , sequence_activity_id BIGINT(20) NOT NULL
      , branch_activity_id BIGINT(20) NOT NULL
      , condition_id BIGINT(20)
-     , UNIQUE UQ_lams_group_activity (group_id, branch_activity_id)
      , PRIMARY KEY (entry_id)
      , INDEX (group_id)
      , CONSTRAINT FK_lams_group_activity_1 FOREIGN KEY (group_id)