21 个场景候选
Oracle 二进制浮点特殊字面量binary_float_special_literals · critical · pendingCHR(0) NUL 字符语义差异chr_zero_nul_semantics · major · pending复合 UNIQUE 的部分 NULL 唯一性语义composite_unique_partial_null · blocker · pending字符串拼接 || 的 NULL 语义concat_null_semantics · minor · pending日期直接加减数字（天数运算）date_arithmetic · major · pendingDATE 映射 TIMESTAMP 后日期差聚合类型变化date_arithmetic.timestamp_delta_aggregate · critical · pending与空串字面量的等值/不等比较（'' 即 NULL 语义）empty_string_compare · critical · pendingINSERT ALL 多分支序列递增语义insert_all.sequence_nextval_semantics · blocker · pending日期格式 J（儒略日）julian_format_element · major · pendingMOD 除数为零的语义差异mod_zero_divisor · critical · pending嵌套块注释词法差异nested_block_comment_semantics · blocker · pending单参数 TO_DATE/TO_TIMESTAMP（依赖会话 NLS 格式）nls_dependent_conversion · major · pendingOracle SQL 兼容检查：WRAPPED OBJECToma.enc.wrapped_object · critical · professionalOracle SQL 治理检查：BUILTIN PRIOR BACKUP CHECKperf_static_risk.bb.oracle.builtin_prior_backup_check · major · professionalOracle SQL 治理检查：STATEMENT DISALLOW TRUNCATEperf_static_risk.bb.oracle.statement_disallow_truncate · major · professionalOracle SQL 治理检查：STATEMENT DML DRY RUNperf_static_risk.bb.oracle.statement_dml_dry_run · major · professionalDBMS_ERRLOG 与 LOG ERRORS 批量容错 DMLpkg_dbms_errlog · major · pendingPRAGMA DEPRECATE 废弃声明pragma_deprecate · minor · pending日期格式 SSSSS（当日秒数）seconds_of_day_format · major · pending改变 DML 语义的 Oracle hintsemantic_dml_hint · critical · pendingUID 当前用户数值标识uid_numeric_user_id · critical · pending