When I have somewhere in text value single backslash char, then everything behind this char will not be highlighted correct.
Simple example 1: SELECT '\'; Simple example 2: -- Test 1 SELECT a || '\' || b UNION ALL -- Test 2 SELECT c || '\' || d; Screenshots of syntax highlighting: Single backslash: Dual backslash: pgAdmin 4 v1.5 Desktop Runtime Windows 10 x64 1511