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-rw-r--r--pygments/lexers/postgres.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/pygments/lexers/postgres.py b/pygments/lexers/postgres.py
index 79cfe3e1..f7c9dd0f 100644
--- a/pygments/lexers/postgres.py
+++ b/pygments/lexers/postgres.py
@@ -47,7 +47,7 @@ class PostgresLexer(RegexLexer):
(r'([0-9]*\.[0-9]*|[0-9]+)(e[+-]?[0-9]+)?', Number.Float),
(r'[0-9]+', Number.Integer),
# TODO: Backslash escapes?
- (r"'(''|[^'])*'", String.Single),
+ (r"E?'(''|[^'])*'", String.Single),
(r'"(""|[^"])*"', String.Name), # quoted identifier
(r'[a-zA-Z_][a-zA-Z0-9_]*', Name),