本站中文解释

Oracle视图DBA_INDEXTYPE_OPERATORS用于记录在你所使用的数据库中定义的索引操作符及其相关操作数大小。它还可以记录使用悬挂括号来指定操作数大小的索引类型。

使用方法：

1. 查询当前定义的索引操作符的详细信息：

SELECT * FROM DBA_INDEXTYPE_OPERATORS;

2. 查询特定索引操作符的详细信息：

SELECT * FROM DBA_INDEXTYPE_OPERATORS WHERE OPERATOR=’&OPERATOR_NAME’;

3. 查询特定定义的索引操作符的操作数大小：

SELECT operator, operand_position, operand_size FROM DBA_INDEXTYPE_OPERATORS WHERE operator = ‘&OPERATOR_NAME’ AND operand_position=’&POSITION’;

官方英文解释

DBA_INDEXTYPE_OPERATORS lists all the operators supported by indextypes in the database. Its columns are the same as those in ALL_INDEXTYPE_OPERATORS.