Index: lams_common/db/model/lams_11.clay
===================================================================
diff -u -rab84b2bbb1debe040baba7093cbb26a168b14f42 -r9c2999d1cf0a8370184a836e8389deae63881df3
--- lams_common/db/model/lams_11.clay	(.../lams_11.clay)	(revision ab84b2bbb1debe040baba7093cbb26a168b14f42)
+++ lams_common/db/model/lams_11.clay	(.../lams_11.clay)	(revision 9c2999d1cf0a8370184a836e8389deae63881df3)
@@ -306,8 +306,8 @@
 <column name="grouping_support_type_id" alias="" remarks="" mandatory="true" column-size="3" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
@@ -319,8 +319,8 @@
 <column name="apply_grouping_flag" alias="" remarks="" mandatory="true" column-size="1" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="TINYINT" jdbc-type="-6" selected-variant-pattern="TINYINT(%n)">
-<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n)" precision-variable="%n" precision-min="0" precision-max="1"/>
+<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
@@ -499,8 +499,8 @@
 <column name="activity_category_id" alias="" remarks="" mandatory="true" column-size="3" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
@@ -1019,7 +1019,7 @@
 <variant type-name-pattern="VARCHAR(%n) BINARY" precision-variable="%n" precision-min="1" precision-max="255"/>
 </data-type>
 </column>
-<column name="last_modified_date_time" alias="" remarks="" mandatory="true" column-size="0" decimal-digits="0" default-value="" auto-increment="false">
+<column name="last_modified_date_time" alias="" remarks="" mandatory="false" column-size="0" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="DATETIME" jdbc-type="93" selected-variant-pattern="DATETIME" literal-prefix="'" literal-suffix="'">
 <variant type-name-pattern="DATETIME"/>
@@ -2158,11 +2158,11 @@
 <variant type-name-pattern="BIGINT ZEROFILL"/>
 </data-type>
 </column>
-<column name="root_folder_id" alias="" remarks="" mandatory="true" column-size="20" decimal-digits="0" default-value="" auto-increment="false">
+<column name="root_folder_id" alias="" remarks="" mandatory="false" column-size="20" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="BIGINT" jdbc-type="-5" selected-variant-pattern="BIGINT(%n)">
-<variant type-name-pattern="BIGINT(%n)" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT"/>
+<variant type-name-pattern="BIGINT(%n)" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
@@ -2273,7 +2273,7 @@
 <variant type-name-pattern="DATETIME"/>
 </data-type>
 </column>
-<column name="last_modified_date_time" alias="" remarks="" mandatory="true" column-size="0" decimal-digits="0" default-value="" auto-increment="false">
+<column name="last_modified_date_time" alias="" remarks="" mandatory="false" column-size="0" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="DATETIME" jdbc-type="93" selected-variant-pattern="DATETIME" literal-prefix="'" literal-suffix="'">
 <variant type-name-pattern="DATETIME"/>
@@ -2759,8 +2759,8 @@
 <column name="grouping_support_type_id" alias="" remarks="" mandatory="true" column-size="3" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
@@ -2785,8 +2785,8 @@
 <column name="supports_run_offline_flag" alias="" remarks="" mandatory="true" column-size="1" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="TINYINT" jdbc-type="-6" selected-variant-pattern="TINYINT(%n)">
-<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n)" precision-variable="%n" precision-min="0" precision-max="1"/>
+<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
@@ -2811,8 +2811,8 @@
 <column name="supports_contribute_flag" alias="" remarks="" mandatory="true" column-size="1" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="TINYINT" jdbc-type="-6" selected-variant-pattern="TINYINT(%n)">
-<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n)" precision-variable="%n" precision-min="0" precision-max="1"/>
+<variant type-name-pattern="TINYINT"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
 <variant type-name-pattern="TINYINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="1"/>
@@ -4077,8 +4077,8 @@
 <column name="grouping_support_type_id" alias="" remarks="" mandatory="true" column-size="3" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
@@ -4110,8 +4110,8 @@
 <column name="log_event_id" alias="" remarks="" mandatory="true" column-size="20" decimal-digits="0" default-value="" auto-increment="true">
 <column-description/>
 <data-type name="BIGINT" jdbc-type="-5" selected-variant-pattern="BIGINT(%n)">
-<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n)" precision-variable="%n" precision-min="0" precision-max="19"/>
+<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
@@ -4123,8 +4123,8 @@
 <column name="log_event_type_id" alias="" remarks="" mandatory="true" column-size="5" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
@@ -4136,8 +4136,8 @@
 <column name="user_id" alias="" remarks="" mandatory="false" column-size="20" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="BIGINT" jdbc-type="-5" selected-variant-pattern="BIGINT(%n)">
-<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n)" precision-variable="%n" precision-min="0" precision-max="19"/>
+<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
@@ -4155,8 +4155,8 @@
 <column name="ref_id" alias="" remarks="" mandatory="false" column-size="20" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="BIGINT" jdbc-type="-5" selected-variant-pattern="BIGINT(%n)">
-<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n)" precision-variable="%n" precision-min="0" precision-max="19"/>
+<variant type-name-pattern="BIGINT"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
 <variant type-name-pattern="BIGINT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="19"/>
@@ -4196,8 +4196,8 @@
 <column name="log_event_type_id" alias="" remarks="" mandatory="true" column-size="5" decimal-digits="0" default-value="" auto-increment="false">
 <column-description/>
 <data-type name="INT" jdbc-type="4" selected-variant-pattern="INT(%n)">
-<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n)" precision-variable="%n" precision-min="0" precision-max="10"/>
+<variant type-name-pattern="INT"/>
 <variant type-name-pattern="INT(%n) UNSIGNED" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) UNSIGNED ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
 <variant type-name-pattern="INT(%n) ZEROFILL" precision-variable="%n" precision-min="0" precision-max="10"/>
Index: lams_common/db/sql/create_lams_11_tables.sql
===================================================================
diff -u -r950ffe777776ecffa7f99e02b9674f0c71d382ab -r9c2999d1cf0a8370184a836e8389deae63881df3
--- lams_common/db/sql/create_lams_11_tables.sql	(.../create_lams_11_tables.sql)	(revision 950ffe777776ecffa7f99e02b9674f0c71d382ab)
+++ lams_common/db/sql/create_lams_11_tables.sql	(.../create_lams_11_tables.sql)	(revision 9c2999d1cf0a8370184a836e8389deae63881df3)
@@ -151,7 +151,7 @@
 
 CREATE TABLE lams_workspace (
        workspace_id BIGINT(20) NOT NULL AUTO_INCREMENT
-     , root_folder_id BIGINT(20) NOT NULL
+     , root_folder_id BIGINT(20)
      , name VARCHAR(255)
      , PRIMARY KEY (workspace_id)
      , INDEX (root_folder_id)