-- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.CHG_COVERAGE MODIFY ADD_TERM CHAR(20) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01451: column to be modified to NULL cannot be modified to NULL
 --ALTER TABLE V000003124.COURSE_CONTENT MODIFY CONTENT_NAME VARCHAR2(60) NULL

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.COURSE_CONTENT MODIFY COURSE_CHAPTER CHAR(10) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.COURSE_TEST_QUES MODIFY COURSE_CHAPTER CHAR(10) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.CUSTOMER MODIFY RCP_MODE VARCHAR2(1) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.CUSTOMER_DEFAULT MODIFY RCP_MODE VARCHAR2(1) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.DOC_TYPE_PROC MODIFY FILE_TYPE VARCHAR2(50) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.DR_SAMPLE_DISTRIBUTED MODIFY SC_TYPE VARCHAR2(1) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.HTL_PAX_DET MODIFY TRAN_ID VARCHAR2(10) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.MISC_VOUCHER_TRACE MODIFY LINE_NO CHAR(3) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.PLAN_DET MODIFY LINE_NO CHAR(3) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-22858: invalid alteration of datatype
 --ALTER TABLE V000003124.PROC_MTDS MODIFY AI_PROC_TEMPL CLOB 

 -- Failed to execute: SQL Statement ==> SQLException ORA-22858: invalid alteration of datatype
 --ALTER TABLE V000003124.PROC_MTDS MODIFY AI_PROC_VARIABLES CLOB 

 -- Failed to execute: SQL Statement ==> SQLException ORA-00903: invalid table name
 --ALTER TABLE V000003124.RESOURCE MODIFY CHG_USER VARCHAR2(10) 

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.SALES_COMM_DET MODIFY DEDUCT_TDS CHAR(1) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01451: column to be modified to NULL cannot be modified to NULL
 --ALTER TABLE V000003124.SCOPE_TYPE MODIFY SCOPE_CODE CHAR(10) NULL

 -- Failed to execute: SQL Statement ==> SQLException ORA-01441: cannot decrease column length because some value is too big
 --ALTER TABLE V000003124.STD_ALL_OBJECTS MODIFY OBJECT_NAME VARCHAR2(30) 

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.STOCK MODIFY CCTR_CODE__INV CHAR(4) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.STRG_MEET MODIFY EVENT_TIME_START VARCHAR2(10) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01451: column to be modified to NULL cannot be modified to NULL
 --ALTER TABLE V000003124.TRAN_TYPE_MASTER MODIFY MOD_NAME CHAR(3) NULL

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.TRV_FARE MODIFY GRADE_CODE CHAR(5) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.TRV_FARE MODIFY ITEM_SER CHAR(5) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-01442: column to be modified to NOT NULL is already NOT NULL
 --ALTER TABLE V000003124.TRV_FARE MODIFY SITE_CODE CHAR(5) NOT NULL NOVALIDATE

 -- Failed to execute: SQL Statement ==> SQLException ORA-22858: invalid alteration of datatype
 --ALTER TABLE V000003124.VISUAL_DESIGN_HISTORY MODIFY SOURCE_SQL CLOB 

-- No of Rows = 24