Examples of Prepared

Examples of org.lealone.command.Prepared

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    public synchronized static void createIndexTableIfNotExists(Session session, String indexName) {
        StringBuilder buff = new StringBuilder("CREATE HBASE TABLE IF NOT EXISTS ");
        buff.append(indexName).append(" (COLUMN FAMILY ").append(Bytes.toString(MetaDataAdmin.DEFAULT_COLUMN_FAMILY));
        buff.append("(C char))");

        Prepared p = session.prepare(buff.toString(), true);
        p.setExecuteDirec(true);
        p.update();
    }
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Examples of org.lealone.command.Prepared

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        p.setExecuteDirec(true);
        p.update();
    }

    public synchronized static void dropIndexTableIfExists(Session session, String indexName) {
        Prepared p = session.prepare("DROP TABLE IF EXISTS " + indexName, true);
        p.setExecuteDirec(true);
        p.update();
    }
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Examples of org.lealone.command.Prepared

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        buff.append(" FROM ").append(table.getSQL());
        if (sample > 0) {
            buff.append(" LIMIT 1 SAMPLE_SIZE ").append(sample);
        }
        String sql = buff.toString();
        Prepared command = session.prepare(sql);
        ResultInterface result = command.query(0);
        result.next();
        for (int j = 0; j < columns.length; j++) {
            int selectivity = result.currentRow()[j].getInt();
            columns[j].setSelectivity(selectivity);
        }
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Examples of org.lealone.command.Prepared

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    @Override
    public void add(Session session, Row row) {
        if (indexType.isUnique()) {
            byte[] key = getStartKey(row);
            Prepared p = session.prepare(select, true);
            p.getParameters().get(0).setValue(ValueString.get(Bytes.toString(key)));
            ResultInterface r = p.query(1);
            try {
                if (r.next()) {
                    SearchRow r2 = getRow(new Buffer(Bytes.toBytes(r.currentRow()[0].getString())));
                    if (compareRows(row, r2) == 0) {
                        if (!containsNullAndAllowMultipleNull(r2)) {
                            throw getDuplicateKeyException();
                        }
                    }
                }
            } finally {
                r.close();
            }
        }

        Prepared p = session.prepare(insert, true);
        p.getParameters().get(0).setValue(ValueString.get(Bytes.toString(getKey(row))));
        p.update();
    }
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Examples of org.lealone.command.Prepared

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        //Update这种类型的SQL不需要先删除再insert，只需直接insert即可
        if (((HBaseRow) row).isForUpdate())
            return;

        //删除操作转成insert null操作
        Prepared p = session.prepare(delete, true);
        p.getParameters().get(0).setValue(ValueString.get(Bytes.toString(getKey(row))));
        p.update();
    }
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Examples of org.lealone.command.Prepared

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    public void setExpression(int index, Expression expr) {
        expressions.add(index, expr);
    }

    private void setParameters() {
        Prepared prepared = procedure.getPrepared();
        ArrayList<Parameter> params = prepared.getParameters();
        for (int i = 0; params != null && i < params.size() && i < expressions.size(); i++) {
            Expression expr = expressions.get(i);
            Parameter p = params.get(i);
            p.setValue(expr.getValue(session));
        }
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Examples of org.lealone.command.Prepared

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            p.setValue(expr.getValue(session));
        }
    }

    public boolean isQuery() {
        Prepared prepared = procedure.getPrepared();
        return prepared.isQuery();
    }
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Examples of org.lealone.command.Prepared

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        return prepared.isQuery();
    }

    public int update() {
        setParameters();
        Prepared prepared = procedure.getPrepared();
        return prepared.update();
    }
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Examples of org.lealone.command.Prepared

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        return prepared.update();
    }

    public ResultInterface query(int limit) {
        setParameters();
        Prepared prepared = procedure.getPrepared();
        return prepared.query(limit);
    }
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Examples of org.lealone.command.Prepared

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    public boolean isTransactional() {
        return true;
    }

    public ResultInterface queryMeta() {
        Prepared prepared = procedure.getPrepared();
        return prepared.queryMeta();
    }
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