Package org.apache.s4.schema

Examples of org.apache.s4.schema.Schema

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    private Cursor resultCursor;

    public ResultTempTable(Session session, SortOrder sort) {
        this.session = session;
        this.sort = sort;
        Schema schema = session.getDatabase().getSchema(Constants.SCHEMA_MAIN);
        Column column = new Column(COLUMN_NAME, Value.ARRAY);
        column.setNullable(false);
        CreateTableData data = new CreateTableData();
        data.columns.add(column);
        data.id = session.getDatabase().allocateObjectId();
        data.tableName = "TEMP_RESULT_SET_" + data.id;
        data.temporary = true;
        data.persistIndexes = false;
        data.persistData = true;
        data.create = true;
        data.session = session;
        table = (RegularTable) schema.createTable(data);
        int indexId = session.getDatabase().allocateObjectId();
        IndexColumn indexColumn = new IndexColumn();
        indexColumn.column = column;
        indexColumn.columnName = COLUMN_NAME;
        IndexType indexType;
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            }
            database.setReferentialIntegrity(value == 1);
            break;
        }
        case SetTypes.SCHEMA: {
            Schema schema = database.getSchema(stringValue);
            session.setCurrentSchema(schema);
            break;
        }
        case SetTypes.SCHEMA_SEARCH_PATH: {
            session.setSchemaSearchPath(stringValueList);
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    private Schema getSchema(String schemaName) {
        if (schemaName == null) {
            return null;
        }
        Schema schema = database.findSchema(schemaName);
        if (schema == null) {
            if (equalsToken("SESSION", schemaName)) {
                // for local temporary tables
                schema = database.getSchema(session.getCurrentSchemaName());
            } else {
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                }
                return top;
            }
        } else {
            String tableName = readIdentifierWithSchema(null);
            Schema schema = getSchema();
            if (readIf("(")) {
                Schema mainSchema = database.getSchema(Constants.SCHEMA_MAIN);
                if (equalsToken(tableName, RangeTable.NAME)) {
                    Expression min = readExpression();
                    read(",");
                    Expression max = readExpression();
                    read(")");
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        setSQL(command, "SELECT", start);
        return command;
    }

    private Table getDualTable(boolean noColumns) {
        Schema main = database.findSchema(Constants.SCHEMA_MAIN);
        Expression one = ValueExpression.get(ValueLong.get(1));
        return new RangeTable(main, one, one, noColumns);
    }
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        Expression expr = readWildcardOrSequenceValue(null, objectName);
        if (expr != null) {
            return expr;
        }
        String name = readColumnIdentifier();
        Schema s = database.findSchema(objectName);
        if (s != null && readIf("(")) {
            // only if the token before the dot is a valid schema name,
            // otherwise the old style Oracle outer join doesn't work:
            // t.x = t2.x(+)
            return readFunction(s, name);
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            }
            return parseCreateTable(false, false, cached);
        } else {
            boolean hash = false, primaryKey = false, unique = false;
            String indexName = null;
            Schema oldSchema = null;
            boolean ifNotExists = false;
            if (readIf("PRIMARY")) {
                read("KEY");
                if (readIf("HASH")) {
                    hash = true;
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    }

    private CreateConstant parseCreateConstant() {
        boolean ifNotExists = readIfNoExists();
        String constantName = readIdentifierWithSchema();
        Schema schema = getSchema();
        if (isKeyword(constantName)) {
            throw DbException.get(ErrorCode.CONSTANT_ALREADY_EXISTS_1, constantName);
        }
        read("VALUE");
        Expression expr = readExpression();
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    }

    private CreateTrigger parseCreateTrigger(boolean force) {
        boolean ifNotExists = readIfNoExists();
        String triggerName = readIdentifierWithSchema(null);
        Schema schema = getSchema();
        boolean insteadOf, isBefore;
        if (readIf("INSTEAD")) {
            read("OF");
            isBefore = true;
            insteadOf = true;
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    }

    private Query parserWith() {
        readIf("RECURSIVE");
        String tempViewName = readIdentifierWithSchema();
        Schema schema = getSchema();
        Table recursiveTable;
        read("(");
        ArrayList<Column> columns = New.arrayList();
        String[] cols = parseColumnList();
        for (String c : cols) {
            columns.add(new Column(c, Value.STRING));
        }
        Table old = session.findLocalTempTable(tempViewName);
        if (old != null) {
            if (!(old instanceof TableView)) {
                throw DbException.get(ErrorCode.TABLE_OR_VIEW_ALREADY_EXISTS_1, tempViewName);
            }
            TableView tv = (TableView) old;
            if (!tv.isTableExpression()) {
                throw DbException.get(ErrorCode.TABLE_OR_VIEW_ALREADY_EXISTS_1, tempViewName);
            }
            session.removeLocalTempTable(old);
        }
        CreateTableData data = new CreateTableData();
        data.id = database.allocateObjectId();
        data.columns = columns;
        data.tableName = tempViewName;
        data.temporary = true;
        data.persistData = true;
        data.persistIndexes = false;
        data.create = true;
        data.session = session;
        recursiveTable = schema.createTable(data);
        session.addLocalTempTable(recursiveTable);
        String querySQL;
        try {
            read("AS");
            read("(");
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