added indexes and missing constraints to drop scripts

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.db2.drop.engine.sql

@@ -3,6 +3,8 @@ drop index ACT_IDX_TASK_CREATE;
 drop index ACT_IDX_IDENT_LNK_USER;
 drop index ACT_IDX_IDENT_LNK_GROUP;
 drop index ACT_IDX_VARIABLE_TASK_ID;
+drop index ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_IDX_ATHRZ_PROCEDEF;
 
 alter table ACT_GE_BYTEARRAY 
     drop foreign key ACT_FK_BYTEARR_DEPL;
@@ -44,7 +46,7 @@ alter table ACT_RU_JOB
     drop foreign key ACT_FK_JOB_EXCEPTION;
     
 alter table ACT_RU_EVENT_SUBSCR
-    drop foreign key ACT_FK_EVENT_EXEC; 
+    drop foreign key ACT_FK_EVENT_EXEC;
     
 drop table ACT_GE_PROPERTY;
 drop table ACT_GE_BYTEARRAY;

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.h2.drop.engine.sql

@@ -3,6 +3,8 @@ drop index ACT_IDX_TASK_CREATE;
 drop index ACT_IDX_IDENT_LNK_USER;
 drop index ACT_IDX_IDENT_LNK_GROUP;
 drop index ACT_IDX_VARIABLE_TASK_ID;
+drop index ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_IDX_ATHRZ_PROCEDEF;
 
 alter table ACT_GE_BYTEARRAY 
     drop constraint ACT_FK_BYTEARR_DEPL;
@@ -47,7 +49,10 @@ alter table ACT_RU_JOB
     drop constraint ACT_FK_JOB_EXCEPTION;
     
 alter table ACT_RU_EVENT_SUBSCR
-    drop constraint ACT_FK_EVENT_EXEC;    
+    drop constraint ACT_FK_EVENT_EXEC;
+
+alter table ACT_RE_PROCDEF
+    drop constraint ACT_UNIQ_PROCDEF;
     
 drop table ACT_GE_PROPERTY if exists;
 drop table ACT_GE_BYTEARRAY if exists;

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.mssql.drop.engine.sql

@@ -3,6 +3,8 @@ drop index ACT_RU_TASK.ACT_IDX_TASK_CREATE;
 drop index ACT_RU_IDENTITYLINK.ACT_IDX_IDENT_LNK_USER;
 drop index ACT_RU_IDENTITYLINK.ACT_IDX_IDENT_LNK_GROUP;
 drop index ACT_RU_VARIABLE.ACT_IDX_VARIABLE_TASK_ID;
+drop index ACT_RU_EVENT_SUBSCR.ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_RU_IDENTITYLINK.ACT_IDX_ATHRZ_PROCEDEF;
 
 alter table ACT_GE_BYTEARRAY 
     drop constraint ACT_FK_BYTEARR_DEPL;

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.mysql.drop.engine.sql

@@ -3,6 +3,8 @@ drop index ACT_IDX_TASK_CREATE on ACT_RU_TASK;
 drop index ACT_IDX_IDENT_LNK_USER on ACT_RU_IDENTITYLINK;
 drop index ACT_IDX_IDENT_LNK_GROUP on ACT_RU_IDENTITYLINK;
 drop index ACT_IDX_VARIABLE_TASK_ID on ACT_RU_VARIABLE;
+drop index ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_IDX_ATHRZ_PROCEDEF;
 
 alter table ACT_GE_BYTEARRAY 
     drop FOREIGN KEY ACT_FK_BYTEARR_DEPL;
@@ -44,7 +46,7 @@ alter table ACT_RU_JOB
     drop FOREIGN KEY ACT_FK_JOB_EXCEPTION;
     
 alter table ACT_RU_EVENT_SUBSCR
-    drop FOREIGN KEY ACT_FK_EVENT_EXEC; 
+    drop FOREIGN KEY ACT_FK_EVENT_EXEC;
     
 drop table if exists ACT_GE_PROPERTY;
 drop table if exists ACT_RU_VARIABLE;

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.oracle.drop.engine.sql

@@ -18,6 +18,10 @@ drop index ACT_IDX_IDENT_LNK_GROUP;
 drop index ACT_IDX_EVENT_SUBSCR;
 drop index ACT_IDX_VARIABLE_TASK_ID;
 
+drop index ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_IDX_EVENT_SUBSCR;
+drop index ACT_IDX_ATHRZ_PROCEDEF;
+
 alter table ACT_GE_BYTEARRAY 
     drop CONSTRAINT ACT_FK_BYTEARR_DEPL;
 
@@ -58,7 +62,10 @@ alter table ACT_RU_JOB
     drop CONSTRAINT ACT_FK_JOB_EXCEPTION;
     
 alter table ACT_RU_EVENT_SUBSCR
-    drop CONSTRAINT ACT_FK_EVENT_EXEC; 
+    drop CONSTRAINT ACT_FK_EVENT_EXEC;
+
+alter table ACT_RE_PROCDEF
+    drop CONSTRAINT ACT_UNIQ_PROCDEF;
 
 drop table  ACT_GE_PROPERTY;
 drop table  ACT_GE_BYTEARRAY;

modules/activiti-engine/src/main/resources/org/activiti/db/drop/activiti.postgres.drop.engine.sql

@@ -20,6 +20,10 @@ drop index ACT_IDX_IDENT_LNK_GROUP;
 drop index ACT_IDX_EVENT_SUBSCR;
 drop index ACT_IDX_VARIABLE_TASK_ID;
 
+drop index ACT_IDX_EVENT_SUBSCR_CONFIG_;
+drop index ACT_IDX_EVENT_SUBSCR;
+drop index ACT_IDX_ATHRZ_PROCEDEF;
+
 
 alter table ACT_GE_BYTEARRAY 
     drop constraint ACT_FK_BYTEARR_DEPL;
@@ -63,6 +67,9 @@ alter table ACT_RU_JOB
 alter table ACT_RU_EVENT_SUBSCR
     drop constraint ACT_FK_EVENT_EXEC; 
     
+alter table ACT_RE_PROCDEF
+    drop CONSTRAINT ACT_UNIQ_PROCDEF;
+    
 drop table ACT_GE_PROPERTY;
 drop table ACT_GE_BYTEARRAY;
 drop table ACT_RE_DEPLOYMENT;