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Is it any potential problem with having 2 constraints suppored by one index in Oracle?

I have the following table : CREATE TABLE action (action_id INT NOT NULL, action_type_id INT NOT NULL, action_date DATE NOT NULL); CREATE INDEX IDX_ACTION_ACT_TYPE_ACT ON action(action_id, ...
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Would existing constraints and indexes applied to an old table, apply to a new table renamed like the old one after it's dropped?

everything is in the question. I have a table named tableA on which we have indexes and foreign keys and constraints. I have to modify content in a column called column1. This being a production ...