uninformed_town_crier.sql

来自「Oracle PLSQL for DBAs 源代码」· SQL 代码 · 共 24 行

CREATE OR REPLACE TRIGGER town_crier
AFTER CREATE ON SCHEMA
BEGIN
  DBMS_OUTPUT.PUT_LINE('I believe you have created something!');
END;
/

SET SERVEROUTPUT ON
DROP TABLE a_table;
CREATE TABLE a_table
(col1 NUMBER);

CREATE INDEX an_index ON a_table(col1);

DROP FUNCTION a_function;
CREATE FUNCTION a_function RETURN BOOLEAN AS
BEGIN
  RETURN(TRUE);
END;
/

/*-- a CRLF to flush DBMS_OUTPUTs buffer */
EXEC DBMS_OUTPUT.PUT_LINE(CHR(10));