数据库有哪些函数名称和类型

网站编辑2023-06-29 08:26:24274

以下是一些常见的数据库函数类型：

1. SQL: SELECT, WHERE, ORDER BY, FROM, LIKE, ORACLE 等。

2. JOIN: JOIN, CONCATENATE, INVALID MODIFICATION, INDEX, LIKE, UNION, UNION 等。

3. WHERE: WHERE UNION AND INDEX NOT NULL; AND WHERE UNION AND INDEX NOT NULL; AND WHERE CROSS TABLE NOT NULL; AND WHERE FLOAT NOT NULL; AND WHERE INTERSECT NOT NULL; AND WHERE EXCEPTION NOT NULL; AND ORDER BY (BEGIN WHERE LIKE) ASC; AND WHERE FLOAT NOT NULL; AND INTERSECT NOT NULL; AND FROM TABLE NOT NULL;

4. DATETIME: DATETIME, SET, LIKE, INDEX, LIKE, INVALID MODIFICATION, INDEX, LIKE, UNION, INDEX, LIKE, INVALID MODIFICATION, INDEX, INTERSECT, SET, FORMAT 等。

5. REORG: REORG, SET, INDEX, LIKE, UNION, INDEX, INTERSECT, SET, FORMAT 等。

6. FULL DATABASE: FULL DATABASE, SET, INDEX, INVALID MODIFICATION, INDEX, LIKE, INVALID MODIFICATION, INDEX, INTERSECT, SET, FORMAT 等。

7. ORA-CREATE TABLE: ORA-CREATE TABLE, SET, INDEX, LIKE, UNION, INDEX, INTERSECT, SET, FORMAT 等。

8. DATABASE: DATABASE, SET, INDEX, INVALID MODIFICATION, INDEX, LIKE, INVALID MODIFICATION, INDEX, INTERSECT, SET, FORMAT 等。

9. UNION: UNION, INDEX, INVALID MODIFICATION, INDEX, INTERSECT, SET, FORMAT 等。

10. INTERFACE: INTERFACE, SET, FORMAT 等。

这些函数类型的名称和类型都取决于数据库的类型和使用情况。