Illustrates the interaction of roles and dynamic SQL. : dbms_sql « System Packages « Oracle PL / SQL






  1. Oracle PL / SQL
  2. System Packages
  3. dbms_sql

Illustrates the interaction of roles and dynamic SQL.

  
SQL>
SQL> DECLARE
  2    v_CreateString1 VARCHAR2(100) :=
  3      'CREATE TABLE dbms_sql_table (f1 NUMBER)';
  4    v_CreateString2 VARCHAR2(100) :=
  5      'CREATE TABLE native_table (f1 NUMBER)';
  6    v_Dummy INTEGER;
  7    v_CursorID INTEGER;
  8  BEGIN
  9    v_CursorID := DBMS_SQL.OPEN_CURSOR;
 10    DBMS_SQL.PARSE(v_CursorID, v_CreateString1, DBMS_SQL.NATIVE);
 11    DBMS_SQL.CLOSE_CURSOR(v_CursorID);
 12
 13    EXECUTE IMMEDIATE v_CreateString2;
 14  END;
 15  /

PL/SQL procedure successfully completed.

SQL>
SQL> desc dbms_sql_table
 Name                                                                                                                                    Null?    Type
 ----------------------------------------------------------------------------------------------------------------------------------------------- -------- ------------------------------------------------------------------------------------------------
 F1                                                                                                                                               NUMBER

SQL> desc native_table
 Name                                                                                                                                    Null?    Type
 ----------------------------------------------------------------------------------------------------------------------------------------------- -------- ------------------------------------------------------------------------------------------------
 F1                                                                                                                                               NUMBER

SQL>
SQL> DROP TABLE dbms_sql_table;

Table dropped.

SQL> DROP TABLE native_table;

Table dropped.

SQL>








Related examples in the same category

1.First DBMS_SQL Example
2.Pass a query statement to a stored procedure
3.Use dbms_sql.open_cursor create a cursor
4.Use dbms_sql.bind_variable, dbms_sql.execute to insert value to a table
5.Use dbms_sql.bind_array to bind array to a cursor
6.Use dbms_sql.parse to bind a select statement to a cursor
7.Call dbms_sql.describe_columns2 to get info for a column
8.Non-Query DML and DDL Statements
9.Use DBMS_SQL with the RETURNING clause.
10.DBMS_SQL.NATIVE;
11.DBMS_SQL.PARSE and DBMS_SQL.EXECUTE
12.Dynamic sql statement with variable binding
13.Dynamic select statement and row fetch
14.Execute PL/SQL block
15.DBMS_SQL package: dynamic SQL
16.Pass where clause to a stored procedure
17.Executing Queries and use DBMS_SQL.COLUMN_VALUE to map value
18.Executing PL/SQL Blocks and use BIND_VARIABLE to bind variable
19.drop the supplied table using dynamic SQL.
20.DBMS_SQL.BIND_VARIABLE_CHAR
21.illustrate the importance of setting out_value_size.
22.Calling a function which uses dynamic SQL from within an SQL statement.
23.illustrates a DDL statement which is built dynamically from the procedure parameters.
24.Use dbms_sql to process query, cursor and value
25.Use dbms_sql.bind_variable to bind variable
26.dbms_sql.varchar2_table type variable