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## Summary When performing cross-database JOINs with soft-delete, the schema name parsed from `` `schema`.`table` `` format retains database-specific quote characters. These quoted schema names break `information_schema` WHERE clause queries in `TableFields` lookups. This PR strips quote characters from `usedSchema` in `Model.TableFields()`, matching the existing unquoting pattern used for `usedTable` via `guessPrimaryTableName`. ## Changes - `database/gdb/gdb_model_utility.go`: Add quote-stripping for `usedSchema` using `gstr.Trim` with database-specific quote chars from `GetChars()` ## Test Existing `Test_Issue2338` in MySQL (`contrib/drivers/mysql/mysql_z_unit_issue_test.go:685`) covers this case. The MariaDB version exists in PR #4724 branch (`contrib/drivers/mariadb/mariadb_z_unit_issue_test.go:688`), not yet merged. Once both PRs are merged, the MariaDB test will also validate this fix. closes #4725 Co-authored-by: John Guo <claymore1986@gmail.com>