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  1. Calcite
  2. CALCITE-2823

Prevent optimization of non-deterministic functions

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Details

    • Bug
    • Status: Open
    • Major
    • Resolution: Unresolved
    • None
    • None
    • core
    • None

    Description

      RexSimplify and RexProgram optimize expressions like A() = A() to true, but if A() is a non-deterministic expression, this optimization is invalid. Change RexSimplify and RexProgram to check if expression is deterministic or not, in order to decide about the optimization.

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          is related to

          Bug - A problem which impairs or prevents the functions of the product. CALCITE-4424 Complete non-deterministic function in SqlFunction

          • Major - Major loss of function.
          • Open

          Improvement - An improvement or enhancement to an existing feature or task. CALCITE-2736 ReduceExpressionsRule never reduces dynamic expressions but this should be configurable

          • Major - Major loss of function.
          • Closed

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              Unassigned Unassigned
              siddteotia Siddharth Teotia
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              Dates

                Created:
                Updated: