fix: create temp table only of not existing yet#4

simontaurus wants to merge 1 commit intodevOpenSemanticLab/SemanticMediaWiki:devfrom

5714-fix-DBQueryError-Table-t3-already-existsOpenSemanticLab/SemanticMediaWiki:5714-fix-DBQueryError-Table-t3-already-existsCopy head branch name to clipboard