15.00 - DROP STATISTICS (Optimizer Form) - Teradata Database

Teradata Database SQL Data Definition Language Detailed Topics

prodname
Teradata Database
vrm_release
15.00
category
Programming Reference
featnum
B035-1184-015K

DROP STATISTICS (Optimizer Form)

Lock‑Related Restrictions

The system places row‑hash‑level WRITE locks on DBC.StatsTbl while dropping statistics. These locks prevent parsing of new requests against the data table for which the statistics had been collected until the drop operation completes.