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2270646 - Shared intent locks are blocking SELECTs - SAP ASE

Symptom

  • A stored procedure executing an INSERT #tbl SELECT statement is blocking other SELECTs.
  • Specifically, the shared intent lock on a permanent table in the FROM clause of the SELECT is blocking other shared intent locks from being granted.
  • Under what circumstances will shared intent locks block other SELECTs from executing?

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Environment

SAP Adaptive Server Enterprise (ASE) all versions

Product

SAP Adaptive Server Enterprise all versions ; Sybase Adaptive Server Enterprise all versions

Keywords

queue, queueing, exclusive, update, compatible, "concurrency control" , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Problem

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