Initialize CLOB column : CLOB « Large Objects « Oracle PL/SQL Tutorial






SQL> CREATE TABLE MyTable (
  2    id          INTEGER PRIMARY KEY,
  3    clob_column CLOB NOT NULL
  4  );

Table created.

SQL>
SQL>
SQL> INSERT INTO myTable(id, clob_column) VALUES (1, EMPTY_CLOB());

1 row created.

SQL>
SQL> select * from mytable;

        ID CLOB_COLUMN
---------- -----------
         1

SQL>
SQL> drop table myTable;

Table dropped.

SQL>








34.4.CLOB
34.4.1.Creating Tables Containing CLOB Objects
34.4.2.Initialize CLOB column
34.4.3.Read clob data to varchar2 type variable
34.4.4.Read clob type data, DBMS_LOB.READ
34.4.5.Adding Content to a CLOB
34.4.6.Loading data to the CLOB by using BFILE
34.4.7.Performing basic string operations on CLOBs
34.4.8.Reading and Writing to a CLOB
34.4.9.Obtain Clob data pointer
34.4.10.close Clob data pointer
34.4.11.Open the CLOB
34.4.12.Insert into clob column
34.4.13.Update clob data
34.4.14.Compare date value after to_char() and trim()
34.4.15.Convert string to clob
34.4.16.Copy clob data