[whatever]: a match of whatever set of characters is included inside the brackets in any order : Brackets « Regular Expressions « Oracle PL / SQL

1. Oracle PL / SQL
2. Regular Expressions
3. Brackets

[whatever]: a match of whatever set of characters is included inside the brackets in any order

SQL> create table TestTable(
  2    ID                    VARCHAR2(4 BYTE)         NOT NULL,
  3    Description           VARCHAR2(40 BYTE)
  4  )
  5  /

Table created.

SQL>
SQL>
SQL> insert into TestTable (ID, Description) values('1','1234 5th Street');

1 row created.

SQL> insert into TestTable (ID, Description) values('2','1 Culloden Street');

1 row created.

SQL> insert into TestTable (ID, Description) values('3','1234 Road');

1 row created.

SQL> insert into TestTable (ID, Description) values('4','33 Thrid Road');

1 row created.

SQL> insert into TestTable (ID, Description) values('5','One than another');

1 row created.

SQL> insert into TestTable (ID, Description) values('6','2003 Movie');

1 row created.

SQL> insert into TestTable (ID, Description) values('7','Start With Letters');

1 row created.

SQL>
SQL> select * from TestTable;

ID   DESCRIPTION
---- ----------------------------------------
1    1234 5th Street
2    1 Culloden Street
3    1234 Road
4    33 Thrid Road
5    One than another
6    2003 Movie
7    Start With Letters

7 rows selected.

SQL>
SQL>
SQL>
SQL> -- Brackets
SQL>
SQL> -- [whatever]: a match of whatever set of characters is included inside the brackets in any order.
SQL>
SQL> SELECT description, REGEXP_INSTR(description, '[ri]') where_it_is
  2  FROM testTable;

DESCRIPTION                              WHERE_IT_IS
---------------------------------------- -----------
1234 5th Street                                   12
1 Culloden Street                                 14
1234 Road                                          0
33 Thrid Road                                      6
One than another                                  16
2003 Movie                                         9
Start With Letters                                 4

7 rows selected.

SQL>
SQL>
SQL>
SQL>
SQL>
SQL> drop table TestTable;

Table dropped.

SQL>
SQL>
           
       

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