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[autoinstallsdev/mediawiki.git] / maintenance / oracle / archives / patch_rebuild_dupfunc.sql

diff --git a/maintenance/oracle/archives/patch_rebuild_dupfunc.sql b/maintenance/oracle/archives/patch_rebuild_dupfunc.sql
new file mode 100644 (file)
index 0000000..56ee5b3
--- /dev/null
+++ b/maintenance/oracle/archives/patch_rebuild_dupfunc.sql
@@ -0,0 +1,149 @@
+/*$mw$*/
+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);
+  l_temporary   BOOLEAN := p_temporary;
+BEGIN
+  BEGIN
+    EXECUTE IMMEDIATE 'DROP TABLE ' || p_newprefix || p_tabname ||
+                      ' CASCADE CONSTRAINTS PURGE';
+  EXCEPTION
+    WHEN e_table_not_exist THEN
+      NULL;
+  END;
+  IF (p_tabname = 'SEARCHINDEX') THEN
+    l_temporary := FALSE;
+  END IF;
+  IF (l_temporary) THEN
+    EXECUTE IMMEDIATE 'CREATE GLOBAL TEMPORARY TABLE ' || p_newprefix ||
+                      p_tabname ||
+                      ' ON COMMIT PRESERVE ROWS 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);
+    IF nvl(length(l_temp_ei_sql), 0) > 0 THEN
+      EXECUTE IMMEDIATE l_temp_ei_sql;
+    END IF;
+  END LOOP;
+  IF (NOT l_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
+      IF nvl(length(l_temp_ei_sql), 0) > 0 AND
+         INSTR(l_temp_ei_sql, 'PRIMARY KEY') = 0 THEN
+        EXECUTE IMMEDIATE l_temp_ei_sql;
+      END IF;
+    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);
+    IF nvl(length(l_temp_ei_sql), 0) > 0 THEN
+      EXECUTE IMMEDIATE l_temp_ei_sql;
+    END IF;
+  END LOOP;
+  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 = '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 := rc.ddlvc2;
+    IF nvl(length(l_temp_ei_sql), 0) > 0 THEN
+      EXECUTE IMMEDIATE l_temp_ei_sql;
+    END IF;
+  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);
+    IF nvl(length(l_temp_ei_sql), 0) > 0 THEN
+      EXECUTE IMMEDIATE l_temp_ei_sql;
+    END IF;
+  END LOOP;
+END;
+
+/*$mw$*/
+