Newer
Older
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
/*
* _____________________________________________________________________________
*
* INAF - OATS National Institute for Astrophysics - Astronomical Observatory of
* Trieste INAF - IA2 Italian Center for Astronomical Archives
* _____________________________________________________________________________
*
* Copyright (C) 2016 Istituto Nazionale di Astrofisica
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License Version 3 as published by the
* Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program; if not, write to the Free Software Foundation, Inc., 51
* Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package it.inaf.ia2.tsm;
import it.inaf.ia2.tsm.datalayer.Credentials;
import it.inaf.ia2.tsm.datalayer.DatabaseType;
import it.inaf.ia2.tsm.datalayer.DBWrapper;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.List;
import javax.sql.DataSource;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Utility class that contains static methods for interacting with databases.
*
* @author Sonia Zorba {@literal <zorba at oats.inaf.it>}
*/
public class Dao {
// private static final Logger log = LoggerFactory.getLogger(Dao.class);
//
// /**
// * Creates the TAP_SCHEMA schema and its tables.
// */
// private static void createTapSchemaStructure(DatabaseType dbType, Connection conn, TapSchema tapSchema) throws SQLException {
//
// String tapSchemaName = tapSchema.getName();
// String version = tapSchema.getVersion();
//
// if (dbType == DatabaseType.MYSQL) {
// try (Statement statement = conn.createStatement()) {
//
// /////////////////////////////////////
// // CREATE DATABASE //
// /////////////////////////////////////
// String queryString = String.format("CREATE DATABASE IF NOT EXISTS `%s`", tapSchemaName);
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
//
// StringBuilder querySb = new StringBuilder();
//
// /////////////////////////////////////
// // CREATE schemas TABLE //
// /////////////////////////////////////
// querySb.append("CREATE TABLE IF NOT EXISTS `");
// querySb.append(tapSchemaName);
// querySb.append("`.`schemas` (\n");
// querySb.append("schema_name varchar(64),\n");
// querySb.append("utype varchar(512) NULL,\n");
// querySb.append("description varchar(512) NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("schemaID bigint,\n");
// }
// querySb.append("PRIMARY KEY (schema_name))");
//
// queryString = querySb.toString();
// log.debug("Creating \"schemas\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
//
// /////////////////////////////////////
// // CREATE tables TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
// querySb.append("CREATE TABLE IF NOT EXISTS `");
// querySb.append(tapSchemaName);
// querySb.append("`.tables (\n");
// querySb.append("schema_name varchar(64),\n");
// querySb.append("table_name varchar(128),\n");
// querySb.append("table_type varchar(8),\n");
// querySb.append("utype varchar(512) NULL,\n");
// querySb.append("description varchar(512) NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("tableID bigint,\n");
// }
// querySb.append("PRIMARY KEY (table_name),\n");
// querySb.append("FOREIGN KEY (schema_name) REFERENCES `");
// querySb.append(tapSchemaName);
// querySb.append("`.`schemas` (schema_name))");
//
// queryString = querySb.toString();
// log.debug("Creating \"tables\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
//
// /////////////////////////////////////
// // CREATE columns TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
// querySb.append("CREATE TABLE IF NOT EXISTS `");
// querySb.append(tapSchemaName);
// querySb.append("`.columns (\n");
// querySb.append("table_name varchar(128),\n");
// querySb.append("column_name varchar(64),\n");
// querySb.append("utype varchar(512) NULL,\n");
// querySb.append("ucd varchar(64) NULL,\n");
// querySb.append("unit varchar(64) NULL,\n");
// querySb.append("description varchar(512) NULL,\n");
// querySb.append("datatype varchar(64) NOT NULL,\n");
// querySb.append("size integer NULL,\n");
// querySb.append("principal integer NOT NULL,\n");
// querySb.append("indexed integer NOT NULL,\n");
// querySb.append("std integer NOT NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("id integer,\n");
// querySb.append("columnID bigint,\n");
// }
// querySb.append("PRIMARY KEY (table_name, column_name),\n");
// querySb.append("FOREIGN KEY (table_name) REFERENCES `");
// querySb.append(tapSchemaName);
// querySb.append("`.tables (table_name))");
//
// queryString = querySb.toString();
// log.debug("Creating \"columns\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
//
// /////////////////////////////////////
// // CREATE keys TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
// querySb.append("CREATE TABLE IF NOT EXISTS `");
// querySb.append(tapSchemaName);
// querySb.append("`.keys (\n");
// querySb.append("key_id varchar(64),\n");
// querySb.append("from_table varchar(128) NOT NULL,\n");
// querySb.append("target_table varchar(128) NOT NULL,\n");
// querySb.append("utype varchar(512) NULL,\n");
// querySb.append("description varchar(512) NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("keyID bigint,\n");
// }
// querySb.append("PRIMARY KEY (key_id),\n");
// querySb.append("FOREIGN KEY (from_table) REFERENCES `");
// querySb.append(tapSchemaName);
// querySb.append("`.tables (table_name),\n");
// querySb.append("FOREIGN KEY (target_table) REFERENCES `");
// querySb.append(tapSchemaName);
// querySb.append("`.tables (table_name))");
//
// queryString = querySb.toString();
// log.debug("Creating \"keys\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
//
// /////////////////////////////////////
// // CREATE key_columns TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
// querySb.append("CREATE TABLE IF NOT EXISTS `");
// querySb.append(tapSchemaName);
// querySb.append("`.key_columns (\n");
// querySb.append("key_id varchar(64),\n");
// querySb.append("from_column varchar(64) NOT NULL,\n");
// querySb.append("target_column varchar(64) NOT NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("key_columnID bigint,\n");
// }
// querySb.append("FOREIGN KEY (key_id) REFERENCES `");
// querySb.append(tapSchemaName);
// querySb.append("`.keys (key_id))");
//
// queryString = querySb.toString();
// log.debug("Creating \"key_columns\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
// } else if (dbType == DatabaseType.POSTGRES) {
// try (Statement statement = conn.createStatement()) {
// String tapSchemaNameEscaped = TSMUtil.escapeName(tapSchemaName, dbType);
//
// statement.executeUpdate("CREATE SCHEMA IF NOT EXISTS " + tapSchemaNameEscaped);
//
// StringBuilder querySb = new StringBuilder();
//
// /////////////////////////////////////
// // CREATE schemas TABLE //
// /////////////////////////////////////
// querySb.append("CREATE TABLE IF NOT EXISTS ");
// querySb.append(tapSchemaNameEscaped);
// querySb.append(".schemas (\n");
// querySb.append("schema_name character varying(64) NOT NULL,\n");
// querySb.append("description character varying(512),\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("schemaid bigint,\n");
// }
// querySb.append("utype character varying(512))");
//
// String queryString = querySb.toString();
// log.debug("Creating \"schemas\" table");
// log.debug("Executing query {}", queryString);
// int updateResult = statement.executeUpdate(queryString);
//
// if (updateResult > 0) {
// queryString = "ALTER TABLE ONLY schemas ADD CONSTRAINT schemas_pkey PRIMARY KEY (schema_name)";
// log.debug("Adding constraints to \"schemas\" table");
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
//
// /////////////////////////////////////
// // CREATE tables TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
//
// querySb.append("CREATE TABLE IF NOT EXISTS ");
// querySb.append(tapSchemaNameEscaped);
// querySb.append(".tables (\n");
// querySb.append("table_name character varying(128) NOT NULL,\n");
// querySb.append("description character varying(512),\n");
// querySb.append("schema_name character varying(64),\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("tableid bigint,\n");
// }
// querySb.append("table_type character varying(8),\n");
// querySb.append("utype character varying(512))");
//
// queryString = querySb.toString();
// log.debug("Creating \"tables\" table");
// log.debug("Executing query {}", queryString);
// updateResult = statement.executeUpdate(queryString);
//
// if (updateResult > 0) {
// log.debug("Adding constraints to \"tables\" table");
// queryString = "ALTER TABLE ONLY tables ADD CONSTRAINT tables_pkey PRIMARY KEY (table_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// queryString = "ALTER TABLE ONLY tables ADD CONSTRAINT fk_tables_schema_name FOREIGN KEY (schema_name) REFERENCES schemas(schema_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
//
// /////////////////////////////////////
// // CREATE columns TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
//
// querySb.append("CREATE TABLE IF NOT EXISTS ");
// querySb.append(tapSchemaNameEscaped);
// querySb.append(".columns (\n");
// querySb.append("table_name character varying(128) NOT NULL,\n");
// querySb.append("column_name character varying(64) NOT NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("columnid bigint,\n");
// }
// querySb.append("datatype character varying(64),\n");
// querySb.append("description character varying(512),\n");
// querySb.append("id integer,\n");
// querySb.append("indexed boolean,\n");
// querySb.append("principal boolean,\n");
// querySb.append("size integer,\n");
// querySb.append("std boolean,\n");
// querySb.append("ucd character varying(64),\n");
// querySb.append("unit character varying(64),\n");
// querySb.append("utype character varying(512))");
//
// queryString = querySb.toString();
// log.debug("Creating \"columns\" table");
// log.debug("Executing query {}", queryString);
// updateResult = statement.executeUpdate(queryString);
//
// if (updateResult > 0) {
// log.debug("Adding constraints to \"columns\" table");
// queryString = "ALTER TABLE ONLY columns ADD CONSTRAINT columns_pkey PRIMARY KEY (table_name, column_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// queryString = "ALTER TABLE ONLY columns ADD CONSTRAINT fk_columns_table_name FOREIGN KEY (table_name) REFERENCES tables(table_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
//
// /////////////////////////////////////
// // CREATE keys TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
//
// querySb.append("CREATE TABLE IF NOT EXISTS ");
// querySb.append(tapSchemaNameEscaped);
// querySb.append(".keys (\n");
// querySb.append("key_id character varying(64) NOT NULL,\n");
// querySb.append("description character varying(512),\n");
// querySb.append("from_table character varying(128),\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("keyid bigint,\n");
// }
// querySb.append("target_table character varying(128),\n");
// querySb.append("utype character varying(512))");
//
// queryString = querySb.toString();
// log.debug("Creating \"keys\" table");
// log.debug("Executing query {}", queryString);
// updateResult = statement.executeUpdate(queryString);
//
// if (updateResult > 0) {
// log.debug("Adding constraints to \"keys\" table");
// queryString = "ALTER TABLE ONLY keys ADD CONSTRAINT keys_pkey PRIMARY KEY (key_id)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// queryString = "ALTER TABLE ONLY keys ADD CONSTRAINT \"FK_keys_from_table\" FOREIGN KEY (from_table) REFERENCES tables(table_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// queryString = "ALTER TABLE ONLY keys ADD CONSTRAINT \"FK_keys_target_table\" FOREIGN KEY (target_table) REFERENCES tables(table_name)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
//
// /////////////////////////////////////
// // CREATE key_columns TABLE //
// /////////////////////////////////////
// querySb = new StringBuilder();
//
// querySb.append("CREATE TABLE IF NOT EXISTS ");
// querySb.append(tapSchemaNameEscaped);
// querySb.append(".key_columns (\n");
// querySb.append("from_column character varying(64) NOT NULL,\n");
// querySb.append("target_column character varying(64) NOT NULL,\n");
// if (TSMUtil.isIA2(version)) {
// querySb.append("key_columnid bigint,\n");
// }
// querySb.append("key_id character varying(64) NOT NULL)");
//
// queryString = querySb.toString();
// log.debug("Creating \"key_columns\" table");
// log.debug("Executing query {}", queryString);
// updateResult = statement.executeUpdate(queryString);
//
// if (updateResult > 0) {
// log.debug("Adding constraints to \"key_columns\" table");
// queryString = "ALTER TABLE ONLY key_columns ADD CONSTRAINT key_columns_pkey PRIMARY KEY (from_column, target_column, key_id)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// queryString = "ALTER TABLE ONLY key_columns ADD CONSTRAINT fk_key_columns_key_id FOREIGN KEY (key_id) REFERENCES keys(key_id)";
// log.debug("Executing query {}", queryString);
// statement.executeUpdate(queryString);
// }
// }
// } else {
// throw new UnsupportedOperationException("Database type " + dbType + " not supported");
// }
// }
//
// protected static void save(DBWrapper dbWrapper, TapSchema tapSchema) throws SQLException {
//
// log.debug("Saving TAP_SCHEMA");
//
// DatabaseType dbType = dbWrapper.getTapSchemaDatabaseType();
// DataSource dataSource = dbWrapper.getTapSchemaDataSource();
//
// Connection connection = null;
// PreparedStatement statement = null;
// boolean transactionStarted = false;
//
// try {
// connection = dataSource.getConnection();
//
// UpdateOperations operations = new UpdateOperations(tapSchema);
//
// if (!tapSchema.exists()) {
// createTapSchemaStructure(dbType, connection, tapSchema);
// }
//
// // Start update
// connection.setAutoCommit(false); // start transaction
// transactionStarted = true;
//
// String tapSchemaNameEscaped = TSMUtil.escapeName(tapSchema.getName(), dbType);
//
// // REMOVE ELEMENTS
// if (tapSchema.exists()) {
// for (Key key : operations.getKeysToRemove()) {
// String keyId = key.getId();
//
// String query = String.format("DELETE FROM %s.%s WHERE key_id = ?", tapSchemaNameEscaped, TSMUtil.escapeName("key_columns", dbType));
// statement = connection.prepareStatement(query);
// statement.setString(1, keyId);
// log.debug("Executing query {} [key_id={}]", query, keyId);
// statement.executeUpdate();
//
// query = String.format("DELETE FROM %s.%s WHERE key_id = ?", tapSchemaNameEscaped, TSMUtil.escapeName("keys", dbType));
// statement = connection.prepareStatement(query);
// statement.setString(1, keyId);
// log.debug("Executing query {} [key_id={}]", query, keyId);
// statement.executeUpdate();
// }
//
// for (Column column : operations.getColumnsToRemove()) {
// String query = String.format("DELETE FROM %s.%s WHERE table_name = ? AND column_name = ?", tapSchemaNameEscaped, TSMUtil.escapeName("columns", dbType));
// statement = connection.prepareStatement(query);
// String tableName = column.getTableCompleteName();
// String columnName = column.getName();
// statement.setString(1, tableName);
// statement.setString(2, columnName);
// log.debug("Executing query {} [table_name={}, column_name={}]", query, tableName, columnName);
// statement.executeUpdate();
// }
//
// for (Table table : operations.getTablesToRemove()) {
// String query = String.format("DELETE FROM %s.%s WHERE table_name = ?", tapSchemaNameEscaped, TSMUtil.escapeName("tables", dbType));
// statement = connection.prepareStatement(query);
// String tableCompleteName = table.getCompleteName();
// statement.setString(1, tableCompleteName);
// log.debug("Executing query {} [table_name={}]", query, tableCompleteName);
// statement.executeUpdate();
// }
//
// for (Schema schema : operations.getSchemasToRemove()) {
// String query = String.format("DELETE FROM %s.%s WHERE schema_name = ?", tapSchemaNameEscaped, TSMUtil.escapeName("schemas", dbType));
// statement = connection.prepareStatement(query);
// String schemaName = schema.getName();
// statement.setString(1, schemaName);
// log.debug("Executing query {} [schema_name={}]", query, schemaName);
// statement.executeUpdate();
// }
// }
//
// // INSERT ELEMENTS
// if (!operations.getSchemasToAdd().isEmpty()) {
// log.debug("Inserting {} new schemas", operations.getSchemasToAdd().size());
// }
// for (Schema schema : operations.getSchemasToAdd()) {
// DaoSchema.insertNewSchema(dbType, connection, tapSchema, schema);
// }
//
// if (!operations.getTablesToAdd().isEmpty()) {
// log.debug("Inserting {} new tables", operations.getTablesToAdd().size());
// }
// for (Table table : operations.getTablesToAdd()) {
// DaoTable.insertNewTable(dbType, connection, tapSchema, table);
// }
//
// if (!operations.getColumnsToAdd().isEmpty()) {
// log.debug("Inserting {} new columns", operations.getColumnsToAdd().size());
// }
// for (Column column : operations.getColumnsToAdd()) {
// DaoColumn.insertNewColumn(dbType, connection, tapSchema, column);
// }
//
// if (!operations.getKeysToAdd().isEmpty()) {
// log.debug("Inserting {} new keys", operations.getKeysToAdd().size());
// }
// for (Key key : operations.getKeysToAdd()) {
// // insert new keys and their key columns
// DaoKey.insertNewKey(dbType, connection, tapSchema, key);
// }
//
// //UPDATE ELEMENTS
// if (tapSchema.exists()) {
// for (Key key : operations.getKeysToUpdate()) {
// // update keys and their key columns
// DaoKey.updateKey(dbType, connection, tapSchema, key);
// }
//
// for (Schema schema : operations.getSchemasToUpdate()) {
// DaoSchema.updateSchema(dbType, connection, tapSchema, schema);
// }
//
// for (Table table : operations.getTablesToUpdate()) {
// DaoTable.updateTable(dbType, connection, tapSchema, table);
// }
//
// for (Column column : operations.getColumnsToUpdate()) {
// DaoColumn.updateColumn(dbType, connection, tapSchema, column);
// }
// }
//
// connection.commit();
//
// // Status cleanup after commit
// // added
// for (Key key : operations.getKeysToAdd()) {
// key.save();
// }
// for (Schema schema : operations.getSchemasToAdd()) {
// schema.save();
// }
// for (Table table : operations.getTablesToAdd()) {
// table.save();
// }
// for (Column column : operations.getColumnsToAdd()) {
// column.save();
// }
//
// // removed
// for (Key key : operations.getKeysToRemove()) {
// key.initProperty(Key.ID_KEY, null);
// for (KeyColumn keyColumn : key.getKeyColumns()) {
// keyColumn.initProperty(KeyColumn.KEY_ID_KEY, null);
// }
// }
// for (Column column : operations.getColumnsToRemove()) {
// column.setStatus(Status.LOADED);
// }
// for (Column column : operations.getColumnsToClean()) {
// column.setStatus(Status.LOADED);
// }
// for (Table table : operations.getTablesToRemove()) {
// Schema schema = tapSchema.getChild(table.getSchemaName());
// if (schema != null) {
// ((Schema) schema).cleanTable(table.getName());
// }
// }
// for (Table table : operations.getTablesToClean()) {
// Schema schema = tapSchema.getChild(table.getSchemaName());
// if (schema != null) {
// ((Schema) schema).cleanTable(table.getName());
// }
// }
// for (Schema schema : operations.getSchemasToRemove()) {
// ((TapSchema) tapSchema).cleanSchema(schema.getName());
// }
// for (Schema schema : operations.getSchemasToClean()) {
// ((TapSchema) tapSchema).cleanSchema(schema.getName());
// }
//
// // updated
// for (Key key : operations.getKeysToUpdate()) {
// key.save();
// }
// for (Schema schema : operations.getSchemasToUpdate()) {
// schema.save();
// }
// for (Table table : operations.getTablesToUpdate()) {
// table.save();
// }
// for (Column column : operations.getColumnsToUpdate()) {
// column.save();
// }
// } catch (SQLException e) {
// log.error("Exception caught", e);
// try {
// if (connection != null && transactionStarted) {
// log.debug("Executing rollback");
// connection.rollback();
// }
// } catch (SQLException e2) {
// log.error("Exception caught", e2);
// }
// throw e;
// } finally {
// if (connection != null) {
// try {
// if (statement != null) {
// statement.close();
// }
// connection.close();
// } catch (SQLException e2) {
// log.error("Exception caught", e2);
// }
// }
// }
// }
//
// public static List<String> getAllTAPSchemasNames(Credentials credentials) throws SQLException {
// DatabaseType dbType = credentials.getDatabaseType();
// DataSource ds = TSMUtil.createDataSource(credentials);
// List<String> allSchemas = DaoSchema.getAllSchemasNames(ds, dbType);
// return getAllTAPSchemasNames(ds, dbType, allSchemas);
// }
//
// public static List<String> getAllTAPSchemasNames(DBWrapper dbs) throws SQLException {
// List<String> allSchemas = DaoSchema.getAllSchemasNames(dbs.getTapSchemaDataSource(), dbs.getTapSchemaDatabaseType());
// return getAllTAPSchemasNames(dbs, allSchemas);
// }
//
// public static List<String> getAllTAPSchemasNames(DBWrapper dbs, List<String> allSchemas) throws SQLException {
// return getAllTAPSchemasNames(dbs.getTapSchemaDataSource(), dbs.getTapSchemaDatabaseType(), allSchemas);
// }
//
// /**
// * Retrieve the list of all TAP_SCHEMA schemas names contained in the
// * TAP_SCHEMA <code>DataSource</code>.<br>
// * TAP_SCHEMA schemas are selected simply checking if they contains the
// * TAP_SCHEMA standard tables. Currently no check on columns is performed.
// *
// * @param allSchemas usually the TAP_SCHEMA schemas list is loaded together
// * the list of all schemas, so this list is passed by parameter to avoid
// * repeating the query twice.
// *
// * @return list of all TAP_SCHEMA schemas names alphabetically and case
// * insensitively ordered.
// */
// public static List<String> getAllTAPSchemasNames(DataSource dataSource, DatabaseType dbType, List<String> allSchemas) throws SQLException {
//
// List<String> allTAPSchemas = new ArrayList<>();
//
// for (String schemaName : allSchemas) {
//
// boolean schemas = false,
// tables = false,
// columns = false,
// keys = false,
// keyColumns = false;
//
// String query;
// switch (dbType) {
// case MYSQL:
// query = "SHOW TABLES FROM `" + schemaName + "`";
// break;
// case POSTGRES:
// query = "SELECT tablename FROM pg_catalog.pg_tables where schemaname = '" + schemaName + "'";
// break;
// default:
// throw new UnsupportedOperationException("Database type " + dbType + " not supported");
// }
//
// log.debug("Executing query {}", query);
//
// try (Connection connection = dataSource.getConnection();
// Statement statement = connection.createStatement();
// ResultSet resultSet = statement.executeQuery(query)) {
// while (resultSet.next()) {
// String shortTableName = resultSet.getString(1);
//
// if (null != shortTableName) {
// switch (shortTableName) {
// case "schemas":
// schemas = true;
// break;
// case "tables":
// tables = true;
// break;
// case "columns":
// columns = true;
// break;
// case "keys":
// keys = true;
// break;
// case "key_columns":
// keyColumns = true;
// break;
// }
// }
// }
// }
//
// if (schemas && tables && columns && keys && keyColumns) {
// // the schema is a TAP_SCHEMA
// allTAPSchemas.add(schemaName);
// }
// }
//
// log.debug("{} TAP_SCHEMA schemas found", allTAPSchemas.size());
//
// return TSMUtil.sortStringsList(allTAPSchemas);
// }
//
// /**
// * Retrieve the list of the name of the schemas exposed by the TAP_SCHEMA
// * specified by the <code>tapSchemaName</code> parameter.
// *
// * @return list of exposed schemas names alphabetically and case
// * insensitively ordered.
// */
// public static List<String> getExposedSchemas(DBWrapper dbs, String tapSchemaName) throws SQLException {
//
// final List<String> exposedSchemas = new ArrayList<>();
//
// DatabaseType dbType = dbs.getTapSchemaDatabaseType();
//
// String query;
// if (dbType == DatabaseType.MYSQL) {
// query = "SELECT schema_name FROM `" + tapSchemaName + "`.`schemas`";
// } else if (dbType == DatabaseType.POSTGRES) {
// query = "SELECT schema_name FROM \"" + tapSchemaName + "\".\"schemas\"";
// } else {
// throw new UnsupportedOperationException("Database type " + dbType + " not supported");
// }
//
// log.debug("Executing query " + query);
//
// try (Connection connection = dbs.getTapSchemaConnection();
// Statement statement = connection.createStatement();
// ResultSet resultSet = statement.executeQuery(query)) {
// while (resultSet.next()) {
// exposedSchemas.add(resultSet.getString(1));
// }
// }
//
// return exposedSchemas;
// }
}