OracleOptimizerHint优化器提示分类表:Oracle Optimizer Hint优化器提示分类表 分类 9i R1 9i R2 10g R1 10g R2 11g R1 11g R2 优化器模式 ALL_ROWS ALL_ROWS ALL_ROWS ALL_ROWS ALL_ROWS ALL_ROWS FIRST_ROWS(n) FIRST_ROWS(n) FIRST_ROWS(