2 Camunda Version: 7.5.4-ee; MariaDB tested
4 Balaji Mudipalli, AJSC Camunda Team
7 --------------------------------------------------------------------------------------
8 Create ROLLB_ARCHIVE_CAMUNDA_HISTORY StoreProcedure for ROLLBACK (RESTORE)
9 of archived Camunda history tables.
12 /* uncomment below statement and run for your db, e.g. : use camundabpmn;
17 DROP PROCEDURE IF EXISTS ROLLB_ARCHIVE_CAMUNDA_HISTORY;
20 CREATE PROCEDURE ROLLB_ARCHIVE_CAMUNDA_HISTORY(IN IN_executionId_from INT,
21 IN IN_executionId_til INT,
22 IN IN_maxProcessInstances INT)
26 DECLARE P_hiTableCount INT;
27 DECLARE P_piProcessed DOUBLE;
28 DECLARE P_baProcessed DOUBLE;
29 DECLARE P_query VARCHAR(600);
30 DECLARE P_startDate DATETIME;
31 DECLARE P_executionDuration DOUBLE;
32 DECLARE P_result NVARCHAR(400);
33 DECLARE not_found INT DEFAULT 0;
34 DECLARE CONTINUE HANDLER FOR NOT FOUND SET not_found = 1;
37 /* START TRANSACTION */
38 SET P_startDate = sysdate();
39 DELETE FROM TMPLOGTABLE;
41 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: START EXECUTION: ' , ifnull(date_format(current_timestamp, '%d.%m.%Y %H:%i:%s ..FF3'), '') ,
42 '; PARAMS: IN_executionId_from: ' , IFNULL(IN_executionId_from, '') ,
43 '; IN_executionId_til: ' , IFNULL(IN_executionId_til, '') ,
44 '; IN_maxProcessInstances: ' , IFNULL(IN_maxProcessInstances, ''));
46 /* 1. Truncate TMP_ARCHIVING_PROCINST */
48 DELETE FROM TMP_ARCHIVING_PROCINST;
49 DELETE FROM TMP_ARCHIVING_BYTEARRAY;
51 /* 2. Fill TMP_ARCHIVING_PROCINST with candidates: */
52 IF IN_executionId_til = -1 THEN /* IN_executionId_from only */
53 SET P_query= CONCAT(' WHERE STAT_EXECUTION_ID = ' , IFNULL(IN_executionId_from, ''));
55 ELSEIF IN_executionId_til = 0 THEN /* all from IN_executionId_from */
56 SET P_query= CONCAT(' WHERE STAT_EXECUTION_ID >= ' , IFNULL(IN_executionId_from, ''));
58 ELSE /* between IN_executionId_from AND IN_executionId_til */
59 SET P_query= CONCAT(' WHERE STAT_EXECUTION_ID between ', IFNULL(IN_executionId_from, '') , ' AND ' , IFNULL(IN_executionId_til, ''));
62 IF IN_maxProcessInstances = 0 THEN /* all */
64 SET @P_query1 = CONCAT('INSERT INTO TMP_ARCHIVING_PROCINST ', ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
65 ' SELECT PROC_INST_ID_, END_TIME_ FROM ARCHIVE_ACT_HI_PROCINST ', ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
66 ' ', Ifnull(P_query, ''));
68 ELSE /* limit: IN_maxProcessInstances */
69 SET @P_query1 = CONCAT('INSERT INTO TMP_ARCHIVING_PROCINST ' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
70 ' (PROC_INST_ID_, END_TIME_ ) ( ' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
71 ' SELECT PROC_INST_ID_, END_TIME_ FROM ARCHIVE_ACT_HI_PROCINST ' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
72 ' ', Ifnull(P_query, '') , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
73 ') LIMIT ', IFNULL(IN_maxProcessInstances, ''));
76 INSERT INTO TMPLOGTABLE SELECT CONCAT('QUERY (before execute): /fill temp table with PI candidates/ ' , Ifnull(P_query, ''));
78 PREPARE stmt1 FROM @P_query1;
80 DEALLOCATE PREPARE stmt1;
82 INSERT INTO TMPLOGTABLE SELECT CONCAT('.... rows inserted into TMP_ARCHIVING_PROCINST: ' , IFNULL((ROW_COUNT()), ''));
84 /* 3. Fill TMP_ARCHIVING_BYTEARRAYS with candidates: */
85 INSERT INTO TMP_ARCHIVING_BYTEARRAY
86 SELECT BYTEARRAY_ID_, PROC_INST_ID_ FROM ARCHIVE_ACT_HI_VARINST archvar
87 where archvar.PROC_INST_ID_ in (SELECT PROC_INST_ID_ FROM TMP_ARCHIVING_PROCINST)
88 AND archvar.BYTEARRAY_ID_ is not null;
90 INSERT INTO TMP_ARCHIVING_BYTEARRAY
91 SELECT BYTEARRAY_ID_, PROC_INST_ID_ FROM ARCHIVE_ACT_HI_DETAIL archvar
92 where archvar.PROC_INST_ID_ in (SELECT PROC_INST_ID_ FROM TMP_ARCHIVING_PROCINST)
93 AND archvar.BYTEARRAY_ID_ is not null;
95 select count(*) INTO P_baProcessed FROM TMP_ARCHIVING_BYTEARRAY;
96 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: ', IFNULL(P_baProcessed, '') ,' ByteArray candidates for rollback found!' , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''));
99 /* 4. Check PI's im TEMP ready for ROLLBACK */
100 select count(*) INTO P_piProcessed FROM TMP_ARCHIVING_PROCINST;
102 IF P_piProcessed = 0 THEN /* no candidates found */
103 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: NO ProcessInstance-Candidates for archive-Rollback found! ');
104 INSERT INTO TMPLOGTABLE SELECT CONCAT('Try TA-ROLLBACK ...');
105 ROLLBACK; /*-- TMP_ARCHIVING_PROCINST un-Delete */
106 INSERT INTO TMPLOGTABLE SELECT CONCAT('TA-ROLLBACK DONE! ...' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''));
108 SET P_result = CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: NO ProcessInstance candidates for archive-Rollback found!', ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
109 ifnull(date_format(current_timestamp, '%d.%m.%Y %H:%i:%s ..FF3'), '') , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
110 ' Used PARAMS: IN_executionId_from: ' , IFNULL(IN_executionId_from, '') ,
111 '; IN_executionId_til: ' , IFNULL(IN_executionId_til, '') ,
112 '; IN_maxProcessInstances: ' , IFNULL(IN_maxProcessInstances, ''));
114 INSERT INTO TMPLOGTABLE SELECT CONCAT(P_result);
117 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: ', IFNULL(P_piProcessed, '') ,' ProcessInstance candidates for Rollback found!');
119 /* LOOP over tables */
120 SELECT COUNT(*)+1 INTO P_hiTableCount FROM camunda_hi_tables;
122 INSERT INTO TMPLOGTABLE SELECT CONCAT('P_hiTableCount value is ',P_hiTableCount);
126 WHILE @i < P_hiTableCount
128 SELECT TableName_ INTO @P_tableName FROM camunda_hi_tables WHERE id_ = @i;
130 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: ####### Start restore from: ARCHIVE_' , IFNULL(@P_tableName, '') ,' ...');
132 SET @P_tableFields = CONCAT('');
134 select GROUP_CONCAT(column_name order by ordinal_position)
136 from information_schema.columns
137 where table_schema = (select DATABASE()) AND TABLE_NAME = @P_tableName;
140 SET @P_query2 = CONCAT('INSERT INTO ', IFNULL(@P_tableName, '') ,
141 ' SELECT ' , @P_tableFields,
142 ' FROM ARCHIVE_' , IFNULL(@P_tableName, '') ,
143 ' WHERE PROC_INST_ID_ in ( SELECT tmp.PROC_INST_ID_ FROM TMP_ARCHIVING_PROCINST tmp)');
145 INSERT INTO TMPLOGTABLE SELECT CONCAT('QUERY (before execute): /copy back to history table/ ' , Ifnull(@P_query2, ''));
147 PREPARE stmt2 FROM @P_query2;
149 DEALLOCATE PREPARE stmt2;
151 INSERT INTO TMPLOGTABLE SELECT Concat('.... rows inserted: ' , IFNULL((ROW_COUNT()), ''));
154 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: Delete in Archive: ARCHIVE_' , IFNULL(@P_tableName, '') ,' ...');
155 /* SET @P_query3 = CONCAT(' DELETE FROM ARCHIVE_' , IFNULL(@P_tableName, '') , ' WHERE PROC_INST_ID_ in (select PROC_INST_ID_ FROM TMP_ARCHIVING_PROCINST)'); */
156 SET @P_query3 = CONCAT('DELETE ARCH FROM ARCHIVE_' , IFNULL(@P_tableName, '') ,
157 ' ARCH INNER JOIN TMP_ARCHIVING_PROCINST TMP ON ARCH.PROC_INST_ID_ = TMP.PROC_INST_ID_');
158 INSERT INTO TMPLOGTABLE SELECT CONCAT('QUERY (before execute): ' , Ifnull(@P_query3, ''));
159 PREPARE stmt3 FROM @P_query3;
161 DEALLOCATE PREPARE stmt3;
163 INSERT INTO TMPLOGTABLE SELECT Concat('.... rows deleted: ' , IFNULL((ROW_COUNT()), '') , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''));
169 SET @P_tableFields2 = CONCAT(''); /* reset, becouse had some problems with double columns */
170 /* fetch table column names into P_tableFields : */
171 select GROUP_CONCAT(COLUMN_NAME order by ordinal_position)
173 from information_schema.columns
174 where table_schema = (select DATABASE()) AND TABLE_NAME = 'ACT_GE_BYTEARRAY';
176 SET @P_query4 = CONCAT('INSERT INTO ACT_GE_BYTEARRAY ' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
177 ' SELECT ' , IFNULL(@P_tableFields2, '') ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
178 ' FROM ARCHIVE_ACT_GE_BYTEARRAY' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
179 ' WHERE ID_ in ( SELECT tmp.BYTEARRAY_ID_ FROM TMP_ARCHIVING_BYTEARRAY tmp)');
180 INSERT INTO TMPLOGTABLE SELECT CONCAT('QUERY (before execute): /copy back to history table/ ' , Ifnull(@P_query4, ''));
181 PREPARE stmt4 FROM @P_query4;
183 DEALLOCATE PREPARE stmt4;
184 INSERT INTO TMPLOGTABLE SELECT Concat('.... rows inserted: ' , IFNULL((ROW_COUNT()), ''));
187 /* DELETE FROM ARCHIVE_ACT_GE_BYTEARRAY WHERE ID_ in (select BYTEARRAY_ID_ FROM TMP_ARCHIVING_BYTEARRAY); */
188 DELETE AAGB FROM ARCHIVE_ACT_GE_BYTEARRAY AAGB INNER JOIN TMP_ARCHIVING_BYTEARRAY TMP_B ON AAGB.ID_ = TMP_B.BYTEARRAY_ID_;
189 INSERT INTO TMPLOGTABLE SELECT Concat('.... rows deleted: ' , IFNULL((ROW_COUNT()), '') , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''));
191 /* COMMIT TRANSACTION */
192 INSERT INTO TMPLOGTABLE SELECT CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: PIs processed: ' , IFNULL(P_piProcessed, '')) ;
194 INSERT INTO TMPLOGTABLE SELECT CONCAT('TA-COMMIT DONE!' ,ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''));
196 SET P_executionDuration = DATEDIFF(sysdate(), P_startDate);
198 SET P_result = CONCAT('[ROLLB_ARCHIVE_CAMUNDA_HISTORY]: EXECUTED (commited) successfully! ' , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
199 ifnull(date_format(current_timestamp, '%d.%m.%Y %H:%i:%s ..FF3'), '') , '; Duration: ' , ifnull((round(P_executionDuration*24*60*60, 1)), ''), ' sec.' , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), '') ,
200 ' PIs processed: ' , IFNULL(P_piProcessed, '') , ifnull(char(13 using ascii), ''),ifnull(char(10 using ascii), ''),
201 ' Used PARAMS: IN_executionId_from: ' , IFNULL(IN_executionId_from, '') ,
202 '; IN_executionId_til: ' , IFNULL(IN_executionId_til, '') ,
203 '; IN_maxProcessInstances: ' , IFNULL(IN_maxProcessInstances, ''));
205 INSERT INTO TMPLOGTABLE SELECT CONCAT(P_result);