Package com.facebook.presto.spi

Examples of com.facebook.presto.spi.RecordCursor


    private static void insertRows(ConnectorTableMetadata tableMetadata, Handle handle, RecordSet data)
    {
        String vars = Joiner.on(',').join(nCopies(tableMetadata.getColumns().size(), "?"));
        String sql = format("INSERT INTO %s VALUES (%s)", tableMetadata.getTable().getTableName(), vars);

        RecordCursor cursor = data.cursor();
        while (true) {
            // insert 1000 rows at a time
            PreparedBatch batch = handle.prepareBatch(sql);
            for (int row = 0; row < 1000; row++) {
                if (!cursor.advanceNextPosition()) {
                    batch.execute();
                    return;
                }
                PreparedBatchPart part = batch.add();
                for (int column = 0; column < tableMetadata.getColumns().size(); column++) {
                    ColumnMetadata columnMetadata = tableMetadata.getColumns().get(column);
                    switch (columnMetadata.getType()) {
                        case BOOLEAN:
                            part.bind(column, cursor.getBoolean(column));
                            break;
                        case LONG:
                            part.bind(column, cursor.getLong(column));
                            break;
                        case DOUBLE:
                            part.bind(column, cursor.getDouble(column));
                            break;
                        case STRING:
                            part.bind(column, new String(cursor.getString(column), UTF_8));
                            break;
                    }
                }
            }
            batch.execute();
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    private static void insertRows(ConnectorTableMetadata tableMetadata, Handle handle, RecordSet data)
    {
        String vars = Joiner.on(',').join(nCopies(tableMetadata.getColumns().size(), "?"));
        String sql = format("INSERT INTO %s VALUES (%s)", tableMetadata.getTable().getTableName(), vars);

        RecordCursor cursor = data.cursor();
        while (true) {
            // insert 1000 rows at a time
            PreparedBatch batch = handle.prepareBatch(sql);
            for (int row = 0; row < 1000; row++) {
                if (!cursor.advanceNextPosition()) {
                    batch.execute();
                    return;
                }
                PreparedBatchPart part = batch.add();
                for (int column = 0; column < tableMetadata.getColumns().size(); column++) {
                    ColumnMetadata columnMetadata = tableMetadata.getColumns().get(column);
                    switch (columnMetadata.getType()) {
                        case BOOLEAN:
                            part.bind(column, cursor.getBoolean(column));
                            break;
                        case LONG:
                            part.bind(column, cursor.getLong(column));
                            break;
                        case DOUBLE:
                            part.bind(column, cursor.getDouble(column));
                            break;
                        case STRING:
                            part.bind(column, new String(cursor.getString(column), UTF_8));
                            break;
                    }
                }
            }
            batch.execute();
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