DROP STATISTICS (Optimizer Form) Request | Teradata Vantage - Lock-Related Restrictions - Analytics Database - Teradata Vantage

SQL Data Definition Language Detailed Topics

Deployment
VantageCloud
VantageCore
Edition
Enterprise
IntelliFlex
VMware
Product
Analytics Database
Teradata Vantage
Release Number
17.20
Published
June 2022
Language
English (United States)
Last Update
2023-07-11
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B035-1184
lifecycle
latest
Product Category
Teradata Vantage™

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.