translator should flatten a tree of StringConcatExprs

Bug #942011 reported by Markos Zaharioudakis
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Zorba
Fix Released
High
William Candillon

Bug Description

For example, a query like:

"foo" || "boo" || "ga" || "ga"

should generate a single fo_expr instead of three (and correspondigly, a sinlge ConcatStrIterator iterator).

Related branches

Changed in zorba:
status: New → In Progress
Changed in zorba:
status: In Progress → Fix Committed
Changed in zorba:
status: Fix Committed → Fix Released
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