How do you store execute immediate result in a variable?
How do you store execute immediate result in a variable?
You can put an EXECUTE IMMEDIATE statement with the RETURNING BULK COLLECT INTO inside a FORALL statement. You can store the results of all the INSERT, UPDATE, or DELETE statements in a set of collections. To bind the input variables in a SQL statement, you can use the FORALL statement and USING clause.
How do I run a cursor in Oracle?
How to use Explicit Cursor?
- DECLARE the cursor in the Declaration section.
- OPEN the cursor in the Execution Section.
- FETCH the data from the cursor into PL/SQL variables or records in the Execution Section.
- CLOSE the cursor in the Execution Section before you end the PL/SQL Block.
Why We Use execute immediate?
EXECUTE IMMEDIATE enables execution of a DML or DDL statement which is held as a string and only evaluated at runtime. This enables one to dynamically create the statement based on program logic. EXECUTE IMMEDIATE is also the only way you can execute DDL within a PL/SQL block.
How do you pass a variable in SELECT query?
The syntax for assigning a value to a SQL variable within a SELECT query is @ var_name := value , where var_name is the variable name and value is a value that you’re retrieving. The variable may be used in subsequent queries wherever an expression is allowed, such as in a WHERE clause or in an INSERT statement.
What is Pragma Autonomous_transaction?
The AUTONOMOUS_TRANSACTION pragma changes the way a subprogram works within a transaction. A subprogram marked with this pragma can do SQL operations and commit or roll back those operations, without committing or rolling back the data in the main transaction.
What is cursor variable Oracle?
To execute a multi-row query, Oracle opens an unnamed work area that stores processing information. You can access this area through an explicit cursor, which names the work area, or through a cursor variable, which points to the work area.
What is SQL execute?
The EXEC command is used to execute a stored procedure, or a SQL string passed to it. You can also use full command EXECUTE which is the same as EXEC.