{"record":{"id":"6c718557adf88444","repo":"baomidou/mybatis-plus","slug":"table-name-processing-failed","errorCode":null,"errorMessage":"Table name processing failed : ","messagePattern":"Table name processing failed : ","errorType":"exception","errorClass":"MybatisPlusException","httpStatus":null,"severity":"error","filePath":"mybatis-plus-jsqlparser-support/mybatis-plus-jsqlparser-4.9/src/main/java/com/baomidou/mybatisplus/extension/plugins/inner/DynamicTableNameJsqlParserInnerInterceptor.java","lineNumber":86,"sourceCode":"            return statement.toString();\n        } catch (Exception exception) {\n            return handleFallback(unsupported, sql, exception);\n        }\n    }\n\n    private String handleFallback(boolean unsupported, String sql, Exception originalException) {\n        Exception exception = originalException;\n        if (!unsupported || shouldFallback) {\n            try {\n                return super.processTableName(sql);\n            } catch (Exception e) {\n                exception = e;\n            }\n        }\n        if (ignoreException) {\n            return sql;\n        }\n        throw new MybatisPlusException(\"Table name processing failed : \", exception);\n    }\n\n}\n","sourceCodeStart":68,"sourceCodeEnd":90,"githubUrl":"https://github.com/baomidou/mybatis-plus/blob/bf67d907478c724120bf76292da54abf9e73c2b3/mybatis-plus-jsqlparser-support/mybatis-plus-jsqlparser-4.9/src/main/java/com/baomidou/mybatisplus/extension/plugins/inner/DynamicTableNameJsqlParserInnerInterceptor.java#L68-L90","documentation":"Thrown by DynamicTableNameJsqlParserInnerInterceptor (jsqlparser 4.9 module) when table-name rewriting failed and no recovery was possible: the handler first tries a fallback via the parent interceptor's processTableName, and if that also throws (or fallback is disabled and ignoreException is false) the original exception is rethrown wrapped in MybatisPlusException. It marks the end of the plugin's recovery chain.","triggerScenarios":"Executing SQL the configured jsqlparser 4.9 parser cannot parse (unusual syntax, dialect-specific constructs) while rewriting dynamic table names; the plugin's own handling threw 'unsupported', super.processTableName(sql) also failed, and ignoreException=false (default).","commonSituations":"Complex SQL (window functions, CTEs, vendor-specific hints) supported by the DB but not by the pinned jsqlparser 4.9 parser; mismatch between the jsqlparser runtime on the classpath and the support module version; a TableNameHandler throwing from user code.","solutions":["Inspect the wrapped cause (MybatisPlusException wraps the original) to see whether the failure is parse-related or a TableNameHandler bug.","If the SQL is valid but unsupported by jsqlparser 4.9, move to the mybatis-plus-jsqlparser-5.0 support module (newer parser) or simplify the statement.","Enable ignoreException=true on the interceptor to let un-parseable SQL pass through unchanged when rewriting is best-effort.","Fix a throwing TableNameHandler so it never raises for expected table names."],"exampleFix":"// before\nDynamicTableNameJsqlParserInnerInterceptor p = new DynamicTableNameJsqlParserInnerInterceptor();\n// default: any failure aborts the statement\n\n// after\nDynamicTableNameJsqlParserInnerInterceptor p = new DynamicTableNameJsqlParserInnerInterceptor();\np.setIgnoreException(true); // pass SQL through when rewrite fails","handlingStrategy":"try-catch","validationCode":null,"typeGuard":null,"tryCatchPattern":"try {\n    mapper.selectList(wrapper);\n} catch (MybatisPlusException e) {\n    if (String.valueOf(e.getMessage()).contains(\"Table name processing failed\")) {\n        Throwable cause = e.getCause();\n        log.error(\"dynamic table rewrite failed, cause: {}\", cause == null ? e : cause);\n    }\n}","preventionTips":["Keep the interceptor's ignoreException=true in environments where un-parseable SQL must still run.","Pin exactly one jsqlparser version matching the support module; check dependency:tree.","Cover every dynamic-table SQL shape with an integration test so parser gaps surface before prod."],"tags":["mybatis-plus","jsqlparser","sql-parsing","dynamic-table-name","interceptor"],"backgroundTag":null,"analyzedSha":"bf67d907478c724120bf76292da54abf9e73c2b3","analyzedAt":"2026-08-14T15:17:09.543Z","schemaVersion":2},"datasetVersion":"2026-08-15T17:31:12.345Z"}