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define mw_prefix='{$wgDBprefix}';
/*$mw$*/
CREATE OR REPLACE PROCEDURE duplicate_table(p_tabname IN VARCHAR2,
p_oldprefix IN VARCHAR2,
p_newprefix IN VARCHAR2,
p_temporary IN BOOLEAN) IS
e_table_not_exist EXCEPTION;
PRAGMA EXCEPTION_INIT(e_table_not_exist, -00942);
l_temp_ei_sql VARCHAR2(2000);
BEGIN
BEGIN
EXECUTE IMMEDIATE 'DROP TABLE ' || p_newprefix || p_tabname ||
' CASCADE CONSTRAINTS';
EXCEPTION
WHEN e_table_not_exist THEN
NULL;
END;
IF (p_temporary) THEN
EXECUTE IMMEDIATE 'CREATE GLOBAL TEMPORARY TABLE ' || p_newprefix ||
p_tabname || ' AS SELECT * FROM ' || p_oldprefix ||
p_tabname || ' WHERE ROWNUM = 0';
ELSE
EXECUTE IMMEDIATE 'CREATE TABLE ' || p_newprefix || p_tabname ||
' AS SELECT * FROM ' || p_oldprefix || p_tabname ||
' WHERE ROWNUM = 0';
END IF;
FOR rc IN (SELECT column_name, data_default
FROM user_tab_columns
WHERE table_name = p_oldprefix || p_tabname
AND data_default IS NOT NULL) LOOP
EXECUTE IMMEDIATE 'ALTER TABLE ' || p_newprefix || p_tabname ||
' MODIFY ' || rc.column_name || ' DEFAULT ' ||
SUBSTR(rc.data_default, 1, 2000);
END LOOP;
FOR rc IN (SELECT REPLACE(REPLACE(DBMS_LOB.SUBSTR(DBMS_METADATA.get_ddl('CONSTRAINT',
constraint_name),
32767,
1),
USER || '"."' || p_oldprefix,
USER || '"."' || p_newprefix),
'"' || constraint_name || '"',
'"' || p_newprefix || constraint_name || '"') DDLVC2,
constraint_name
FROM user_constraints uc
WHERE table_name = p_oldprefix || p_tabname
AND constraint_type = 'P') LOOP
l_temp_ei_sql := SUBSTR(rc.ddlvc2, 1, INSTR(rc.ddlvc2, 'PCTFREE') - 1);
l_temp_ei_sql := SUBSTR(l_temp_ei_sql, 1, INSTR(l_temp_ei_sql, ')', INSTR(l_temp_ei_sql, 'PRIMARY KEY')+1)+1);
EXECUTE IMMEDIATE l_temp_ei_sql;
END LOOP;
IF (NOT p_temporary) THEN
FOR rc IN (SELECT REPLACE(DBMS_LOB.SUBSTR(DBMS_METADATA.get_ddl('REF_CONSTRAINT',
constraint_name),
32767,
1),
USER || '"."' || p_oldprefix,
USER || '"."' || p_newprefix) DDLVC2,
constraint_name
FROM user_constraints uc
WHERE table_name = p_oldprefix || p_tabname
AND constraint_type = 'R') LOOP
EXECUTE IMMEDIATE rc.ddlvc2;
END LOOP;
END IF;
FOR rc IN (SELECT REPLACE(REPLACE(DBMS_LOB.SUBSTR(DBMS_METADATA.get_ddl('INDEX',
index_name),
32767,
1),
USER || '"."' || p_oldprefix,
USER || '"."' || p_newprefix),
'"' || index_name || '"',
'"' || p_newprefix || index_name || '"') DDLVC2,
index_name,
index_type
FROM user_indexes ui
WHERE table_name = p_oldprefix || p_tabname
AND index_type NOT IN ('LOB', 'DOMAIN')
AND NOT EXISTS
(SELECT NULL
FROM user_constraints
WHERE table_name = ui.table_name
AND constraint_name = ui.index_name)) LOOP
l_temp_ei_sql := SUBSTR(rc.ddlvc2, 1, INSTR(rc.ddlvc2, 'PCTFREE') - 1);
l_temp_ei_sql := SUBSTR(l_temp_ei_sql, 1, INSTR(l_temp_ei_sql, ')', INSTR(l_temp_ei_sql, '"' || USER || '"."' || p_newprefix || '"')+1)+1);
EXECUTE IMMEDIATE l_temp_ei_sql;
END LOOP;
FOR rc IN (SELECT REPLACE(REPLACE(UPPER(DBMS_LOB.SUBSTR(DBMS_METADATA.get_ddl('TRIGGER',
trigger_name),
32767,
1)),
USER || '"."' || p_oldprefix,
USER || '"."' || p_newprefix),
' ON ' || p_oldprefix || p_tabname,
' ON ' || p_newprefix || p_tabname) DDLVC2,
trigger_name
FROM user_triggers
WHERE table_name = p_oldprefix || p_tabname) LOOP
l_temp_ei_sql := SUBSTR(rc.ddlvc2, 1, INSTR(rc.ddlvc2, 'ALTER ') - 1);
dbms_output.put_line(l_temp_ei_sql);
EXECUTE IMMEDIATE l_temp_ei_sql;
END LOOP;
END;
/*$mw$*/
CREATE OR REPLACE TYPE GET_OUTPUT_TYPE IS TABLE OF VARCHAR2(255);
/*$mw$*/
CREATE OR REPLACE FUNCTION GET_OUTPUT_LINES RETURN GET_OUTPUT_TYPE PIPELINED AS
v_line VARCHAR2(255);
v_status INTEGER := 0;
BEGIN
LOOP
DBMS_OUTPUT.GET_LINE(v_line, v_status);
IF (v_status = 0) THEN RETURN; END IF;
PIPE ROW (v_line);
END LOOP;
RETURN;
EXCEPTION
WHEN OTHERS THEN
RETURN;
END;
/*$mw$*/
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