Table of varchar2 delete all : Table of Varchar2 « PL SQL « Oracle PL / SQL






  1. Oracle PL / SQL
  2. PL SQL
  3. Table of Varchar2

Table of varchar2 delete all

    


SQL>
SQL>
SQL>  declare
  2      type myTextTableType is table of varchar2(200) index by binary_integer;
  3
  4      l_text_table     myTextTableType;
  5      l_empty_table    myTextTableType;
  6    begin
  7      l_text_table(10) := 'A value';
  8      l_text_table(20) := 'Another value';
  9      l_text_table(30) := 'Yet another value';
 10
 11      l_text_table.DELETE;
 12      dbms_output.put     ('After using the DELETE operator, we have ');
 13      dbms_output.put_line(l_text_table.count || ' varchar2s ');
 14      dbms_output.put_line('-');
 15
 16    end;
 17    /
After using the DELETE operator, we have 0 varchar2s
-

PL/SQL procedure successfully completed.

SQL>
SQL>








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5.Delete element in table of varchar2
6.Insert elements into table of varchar2
7.Clear the table of varchar2
8.A NULL table, and a table with a NULL element.
9.Assign value to table records
10.Reference count property of table record
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12.Call delete method on table record
13.Assign value to table record after delete method call
14.Assing an empty table record to non-empty table record
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17.Assign to three elements of the table. Note that the key values are not sequential
18.behavior of NULL nested tables.
19.Declare a nested table with null values.
20.index by binary integer or by varchar2
21.Assign value to varchar2 collection by index
22.Assign values to subscripted members of the nested table.
23.Assign the first character index to a variable.
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25.Allocate space as you increment the index.
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