Help Center/ Database and Application Migration UGO/ User Guide/ Syntax Conversion/ Conversion Error Codes/ Error Codes Generated During Conversion from MySQL to GaussDB/ U0400055: GaussDB (M-compatible mode) does not support introducers of character set literals
Updated on 2025-06-07 GMT+08:00
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U0400055: GaussDB (M-compatible mode) does not support introducers of character set literals

Description

GaussDB (M-compatible mode) does not support introducers of character set literals.

Database Type and Version

  • Source database type and version: MySQL 5.5, 5.6, 5.7, and 8.0
  • Target database type and version: GaussDB (M-compatible mode) V2.0-8.100
Syntax Example 
select _utf8mb4'中';

Suggestion

No solution is available. You are advised to refactor application code.