Function-based Indexes : Create Index « Index « Oracle PL / SQL

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Oracle PL / SQL » Index » Create Index

Function-based Indexes


    

SQL>

SQL> CREATE TABLE EMP (EMPNO NUMBER(4) NOT NULL,

  2                    ENAME VARCHAR2(10),

  3                    JOB VARCHAR2(9),

  4                    MGR NUMBER(4),

  5                    HIREDATE DATE,

  6                    SAL NUMBER(7, 2),

  7                    COMM NUMBER(7, 2),

  8                    DEPTNO NUMBER(2));



Table created.



SQL>

SQL> create index upper_name_idx on emp(upper(ename));



Index created.



SQL>

SQL>

SQL> drop table EMP;



Table dropped.



SQL>

SQL>

Related examples in the same category

1.	To create an index on the LastName column of the Employee table
2.	Created an index based on the uppercase evaluation of the employe's first name field
3.	Create two indexes for one single table
4.	Create an index reverse
5.	simple index organized table
6.	Create an index, and add primary key to use that index
7.	Create index along with the column definition
8.	Create index for combined columns
9.	Create index for upper case last name
10.	Create index on cluster
11.	Create index with tablespace
12.	Create unique index and check it in user_ind_columns and user_cons_columns
13.	Demonstrate a bitmap join index.
14.	CREATE UNIQUE INDEX
15.	Create a fully indexed table named myCode
16.	Create Non-Unique index
17.	indextype is ctxsys.context
18.	create unique index with case ... when statement

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