fix testSQLMath()

[robfrank]

What does this PR do?

Fixes a test that is failing only on linux

Motivation

When enough is enoigh

Checklist

• I have run the build using mvn clean package command
• My unit tests cover both failure and success scenarios

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ +0.00%	✅ ∅

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (e8d817a)	68352	43999	64.37%
Head commit (bd265cc)	68352 (+0)	44000 (+1)	64.37% (+0.00%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#1935)	0	0	∅ (not applicable)

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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[lvca]

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