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Hi,
I want to change date type char value integer value?
I tried alter table tab_name modify (newcolumn
newdatetype). But The columns have 10 million values(char
type) so I want to load now numeric data. How it is possible?
Old Values New Value(I want to load numeric data but
the old value should be there in the column)
Y 1
N 0
ERROR at line 1:
ORA-01439: column to be modified must be empty to change
datatype
Please help on this.
Thanks,
GM
- 1 Answers
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Answer / vas.chiky
take one copy of master table as table_copy.
add a new column say "numeric" to the existing master table.
truncate the master table.
In informatica designer,
1.table_copy as source and master table as target.
2.have one expression trasformation. add one field numeric
(integer datatype).
expression coundition: iff (old_value = 'Y',1,0)
provide the connections.
create new workflow and start. The data will be loaded to
| Is This Answer Correct ? | 4 Yes | 0 No |
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