Package org.lealone.engine

Examples of org.lealone.engine.Database

53
54
55
56
57
58
59
60
61
62
63
64
    public int update() {
        if (!transactional) {
            session.commit(true);
        }
        Database db = session.getDatabase();
        boolean persistent = db.isPersistent();
        Table table = getSchema().getTableOrView(session, tableName);
        if (getSchema().findIndex(session, indexName) != null) {
            if (ifNotExists) {
                return 0;
            }
View Full Code Here
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
        newSchemaName = name;
    }

    public int update() {
        session.commit(true);
        Database db = session.getDatabase();
        if (!oldSchema.canDrop()) {
            throw DbException.get(ErrorCode.SCHEMA_CAN_NOT_BE_DROPPED_1, oldSchema.getName());
        }
        if (db.findSchema(newSchemaName) != null || newSchemaName.equals(oldSchema.getName())) {
            throw DbException.get(ErrorCode.SCHEMA_ALREADY_EXISTS_1, newSchemaName);
        }
        session.getUser().checkAdmin();
        db.renameDatabaseObject(session, oldSchema, newSchemaName);
        ArrayList<SchemaObject> all = db.getAllSchemaObjects();
        for (SchemaObject schemaObject : all) {
            db.update(session, schemaObject);
        }
        return 0;
    }
View Full Code Here
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
        return StringUtils.convertHexToBytes(e.optimize(session).getValue(session).getString());
    }

    public int update() {
        session.commit(true);
        Database db = session.getDatabase();
        switch (type) {
        case CommandInterface.ALTER_USER_SET_PASSWORD:
            if (user != session.getUser()) {
                session.getUser().checkAdmin();
            }
            if (hash != null && salt != null) {
                user.setSaltAndHash(getByteArray(salt), getByteArray(hash));
            } else {
                String name = newName == null ? user.getName() : newName;
                char[] passwordChars = getCharArray(password);
                byte[] userPasswordHash = SHA256.getKeyPasswordHash(name, passwordChars);
                user.setUserPasswordHash(userPasswordHash);
            }
            break;
        case CommandInterface.ALTER_USER_RENAME:
            session.getUser().checkAdmin();
            if (db.findUser(newName) != null || newName.equals(user.getName())) {
                throw DbException.get(ErrorCode.USER_ALREADY_EXISTS_1, newName);
            }
            db.renameDatabaseObject(session, user, newName);
            break;
        case CommandInterface.ALTER_USER_ADMIN:
            session.getUser().checkAdmin();
            if (!admin) {
                user.checkOwnsNoSchemas();
            }
            user.setAdmin(admin);
            break;
        default:
            DbException.throwInternalError("type=" + type);
        }
        db.update(session, user);
        return 0;
    }
View Full Code Here
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
    }

    public int update() {
        session.getUser().checkAdmin();
        session.commit(true);
        Database db = session.getDatabase();
        FunctionAlias functionAlias = getSchema().findFunction(aliasName);
        if (functionAlias == null) {
            if (!ifExists) {
                throw DbException.get(ErrorCode.FUNCTION_ALIAS_NOT_FOUND_1, aliasName);
            }
        } else {
            db.removeSchemaObject(session, functionAlias);
        }
        return 0;
    }
View Full Code Here
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
    }

    public int update() {
        session.commit(true);
        session.getUser().checkAdmin();
        Database db = session.getDatabase();
        if (db.findAggregate(name) != null || schema.findFunction(name) != null) {
            if (!ifNotExists) {
                throw DbException.get(ErrorCode.FUNCTION_ALIAS_ALREADY_EXISTS_1, name);
            }
        } else {
            int id = getObjectId();
            UserAggregate aggregate = new UserAggregate(db, id, name, javaClassMethod, force);
            db.addDatabaseObject(session, aggregate);
        }
        return 0;
    }
View Full Code Here
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
    private LocalResult createLocalResult(LocalResult old) {
        return old != null ? old : new LocalResult(session, expressionArray, visibleColumnCount);
    }

    private void expandColumnList() {
        Database db = session.getDatabase();

        // the expressions may change within the loop
        for (int i = 0; i < expressions.size(); i++) {
            Expression expr = expressions.get(i);
            if (!expr.isWildcard()) {
                continue;
            }
            String schemaName = expr.getSchemaName();
            String tableAlias = expr.getTableAlias();
            if (tableAlias == null) {
                int temp = i;
                expressions.remove(i);
                for (TableFilter filter : filters) {
                    Wildcard c2 = new Wildcard(filter.getTable().getSchema().getName(), filter.getTableAlias());
                    expressions.add(i++, c2);
                }
                i = temp - 1;
            } else {
                TableFilter filter = null;
                for (TableFilter f : filters) {
                    if (db.equalsIdentifiers(tableAlias, f.getTableAlias())) {
                        if (schemaName == null || db.equalsIdentifiers(schemaName, f.getSchemaName())) {
                            filter = f;
                            break;
                        }
                    }
                }
View Full Code Here
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
            having = null;
        } else {
            havingIndex = -1;
        }

        Database db = session.getDatabase();

        // first the select list (visible columns),
        // then 'ORDER BY' expressions,
        // then 'HAVING' expressions,
        // and 'GROUP BY' expressions at the end
        if (group != null) {
            int size = group.size();
            int expSize = expressionSQL.size();
            groupIndex = new int[size];
            for (int i = 0; i < size; i++) {
                Expression expr = group.get(i);
                String sql = expr.getSQL();
                int found = -1;
                for (int j = 0; j < expSize; j++) {
                    String s2 = expressionSQL.get(j);
                    if (db.equalsIdentifiers(s2, sql)) {
                        found = j;
                        break;
                    }
                }
                if (found < 0) {
                    // special case: GROUP BY a column alias
                    for (int j = 0; j < expSize; j++) {
                        Expression e = expressions.get(j);
                        if (db.equalsIdentifiers(sql, e.getAlias())) {
                            found = j;
                            break;
                        }
                    }
                }
View Full Code Here
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
        this.ifNotExists = ifNotExists;
    }

    public int update() {
        session.commit(true);
        Database db = session.getDatabase();
        session.getUser().checkAdmin();
        if (getSchema().findTableOrView(session, tableName) != null) {
            if (ifNotExists) {
                return 0;
            }
            throw DbException.get(ErrorCode.TABLE_OR_VIEW_ALREADY_EXISTS_1, tableName);
        }
        int id = getObjectId();
        TableLink table = getSchema().createTableLink(id, tableName, driver, url, user, password, originalSchema, originalTable,
                emitUpdates, force);
        table.setTemporary(temporary);
        table.setGlobalTemporary(globalTemporary);
        table.setComment(comment);
        table.setReadOnly(readOnly);
        if (temporary && !globalTemporary) {
            session.addLocalTempTable(table);
        } else {
            db.addSchemaObject(session, table);
        }
        return 0;
    }
View Full Code Here
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
    }

    public int update() {
        session.getUser().checkAdmin();
        session.commit(true);
        Database db = session.getDatabase();
        if (db.findRole(userName) != null) {
            throw DbException.get(ErrorCode.ROLE_ALREADY_EXISTS_1, userName);
        }
        if (db.findUser(userName) != null) {
            if (ifNotExists) {
                return 0;
            }
            throw DbException.get(ErrorCode.USER_ALREADY_EXISTS_1, userName);
        }
        int id = getObjectId();
        User user = new User(db, id, userName, false);
        user.setAdmin(admin);
        user.setComment(comment);
        if (hash != null && salt != null) {
            user.setSaltAndHash(getByteArray(salt), getByteArray(hash));
        } else if (password != null) {
            char[] passwordChars = getCharArray(password);
            byte[] userPasswordHash;
            if (userName.length() == 0 && passwordChars.length == 0) {
                userPasswordHash = new byte[0];
            } else {
                userPasswordHash = SHA256.getKeyPasswordHash(userName, passwordChars);
            }
            user.setUserPasswordHash(userPasswordHash);
        } else {
            throw DbException.throwInternalError();
        }
        db.addDatabaseObject(session, user);
        return 0;
    }
View Full Code Here
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
        newTableName = name;
    }

    public int update() {
        session.commit(true);
        Database db = session.getDatabase();
        session.getUser().checkRight(oldTable, Right.ALL);
        Table t = getSchema().findTableOrView(session, newTableName);
        if (t != null && hidden && newTableName.equals(oldTable.getName())) {
            if (!t.isHidden()) {
                t.setHidden(hidden);
                oldTable.setHidden(true);
                db.update(session, oldTable);
            }
            return 0;
        }
        if (t != null || newTableName.equals(oldTable.getName())) {
            throw DbException.get(ErrorCode.TABLE_OR_VIEW_ALREADY_EXISTS_1, newTableName);
        }
        if (oldTable.isTemporary()) {
            throw DbException.getUnsupportedException("temp table");
        }
        db.renameSchemaObject(session, oldTable, newTableName);
        return 0;
    }
View Full Code Here
TOP

Related Classes of org.lealone.engine.Database

  • org.lealone.api.DatabaseEventListener
  • org.lealone.cassandra.command.ddl.CreateKeyspace
  • org.lealone.command.Command
  • org.lealone.command.ddl.AlterIndexRename
  • org.lealone.command.ddl.AlterSchemaRename
  • org.lealone.command.ddl.AlterSequence
  • org.lealone.command.ddl.AlterTableAddConstraint
  • org.lealone.command.ddl.AlterTableAlterColumn
  • org.lealone.command.ddl.AlterTableRename
  • org.lealone.command.ddl.AlterTableRenameColumn
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.