Package org.apache.s4.schema

Examples of org.apache.s4.schema.Schema

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            }
        } else {
            schemaName = v0.getString();
            sequenceName = v1.getString();
        }
        Schema s = database.findSchema(schemaName);
        if (s == null) {
            schemaName = StringUtils.toUpperEnglish(schemaName);
            s = database.getSchema(schemaName);
        }
        Sequence seq = s.findSequence(sequenceName);
        if (seq == null) {
            sequenceName = StringUtils.toUpperEnglish(sequenceName);
            seq = s.getSequence(sequenceName);
        }
        return seq;
    }
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        cols.add(new Column("TYPE", Value.INT));
        cols.add(new Column("PARENT", Value.INT));
        cols.add(new Column("HEAD", Value.INT));
        cols.add(new Column("OPTIONS", Value.STRING));
        cols.add(new Column("COLUMNS", Value.STRING));
        metaSchema = new Schema(database, 0, "", null, true);
        data.schema = metaSchema;
        data.tableName = "PAGE_INDEX";
        data.id = META_TABLE_ID;
        data.temporary = false;
        data.persistData = true;
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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 if (database.getMode().sysDummy1 && "SYSIBM".equals(schemaName)) {
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            }
        } else if (readIf("VALUES")) {
            table = parseValuesTable().getTable();
        } 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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        command.init();
        return command;
    }

    private TableFilter parseValuesTable() {
        Schema mainSchema = database.getSchema(Constants.SCHEMA_MAIN);
        TableFunction tf = (TableFunction) Function.getFunction(database, "TABLE");
        ArrayList<Column> columns = New.arrayList();
        ArrayList<ArrayList<Expression>> rows = New.arrayList();
        do {
            int i = 0;
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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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