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Re: disable triggers using psql

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Andrew Sullivan wrote:
On Wed, Feb 16, 2011 at 10:08:53AM -0500, David Johnston wrote:
I may be off-track here but triggers do not enforce referential integrity -
constraints do.  If you need to disable triggers you can do so via the ALTER
TABLE command.

Unless something very big changed when I wasn't looking, the
constraints are actually implemented as triggers under the hood.  But
you're right that it'd be cleaner to drop the constraints and re-add
them than to fool with system triggers.

We were trying to accomplish this without having to hack the dump to much. We attempted adding:

set local session_replication_role = replica;

But that does not seem provide the expected relief.

We've got 15 databases we need to convert to UTF-8 and we are trying to get this done the fastest way possible.


The reason I think pg_restore works for you is because when a table is built
using pg_restore all the data is loaded into all tables BEFORE any
constraints are created.  I believe that if you did a data-only dump from
pg_dump you would have the same integrity problems.

Yes.

A



--
Until later, Geoffrey

"I predict future happiness for America if they can prevent
the government from wasting the labors of the people under
the pretense of taking care of them."
- Thomas Jefferson

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