If no value or NULL is specified for this argument, it will first look for explain tables under current authorization ID then under the SYSTOOLS schema.

如果这个参数没有指定值或者指定为NULL，那么它首先会查找当前授权ID下的解释表，然后再在SYSTOOLS模式下查找。

youdao

If no value or NULL is specified for this argument, it will first look for explain tables under current authorization ID, then under SYSTOOLS schema.

如果这个参数不指定值或者指定为NULL，那么它首先会查找当前授权ID下的解释表，然后再在SYSTOOLS模式下查找。

youdao

The optimizer, in the absence of current statistics, is choosing to do a table scan on both tables involved in the join.

在缺少当前统计的情况下，优化器选择对参与联接的两个表进行表扫描。

youdao

In addition, in calculating the tax, deductions and exemptions were not included, and the current tax tables were used throughout.

FORBES: The Dilemma: File for Social Security Early, or Use IRA Funds?

The current Average Life Expectancy tables published by the National Center for Health Statistics is 79.9 years of age.

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The report wants to scrap school league tables and sweep away the current Sats at age 11 in England (as has already happened in Wales).

BBC: All change for primary schools?