Drop Materialized View Is Hanging With No Error

(Doc ID 1442052.1)

Last updated on DECEMBER 23, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 and later
Information in this document applies to any platform.

Symptoms

DROP MATERIALIZED VIEW for a distributed mview is hanging without error.

Session executing the drop is waiting for 'SQL*Net message from dblink' while dblink session waits for 'library cache lock'.

Changes

Upgrade to 11.2. Behavior is not reproducible in 11.1 nor 10.2.

Cause

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