reddikih

#!/bin/sh
# See: http://www.m-bsys.com/linux/echo-color-1

TIME=10

echo -n "starting server"
while [ $TIME -gt 0 ]
do
    echo -n "."
    sleep 1

reddikih

#!/usr/bin/env python
from cassandra.cluster import Cluster
from cassandra.query import *
from cassandra import *
import hashlib
import sys

KEYSPACE = 'test'
TABLE = 'user'
BATCH_SIZE = 1000

reddikih

#!/bin/sh

endpoints=$1
output=$2

if [ -z $endpoints ] || [ -z $output ];then
    echo "Usage: $0 endpoints out_dir"
    exit 1
fi

reddikih

[random-read]
ioengine=libaio
iodepth=1400
rw=randread
direct=0
numjobs=1
blocksize=4096
;size=33%
;filename=/dev/sdb
iodepth_batch=1400

reddikih

#!/bin/sh

NAME=
IODEPTH="1 4 8 16 32 64 128 256"
RUNTIME=60

FILENAME_RANDREAD="/dev/sdb"
FILENAME_RANDRW="/mnt/resource/dummy"
FILENAME_SEQWRITE="/mnt/resource/dummy_write"

reddikih

#!/usr/bin/env python
# Usage:
# 1. install pip
#
#   curl "https://bootstrap.pypa.io/get-pip.py" -o "get-pip.py";python get-pip.py   
#   
# 2. install cassandra driver via pip
#
#   pip install cassandra-driver
#

reddikih

package com.orb.framework;

import static java.time.format.DateTimeFormatter.ofPattern;
import static org.junit.Assert.fail;

import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.time.ZonedDateTime;

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import static java.lang.String.format;

import com.datastax.driver.core.Cluster;
import com.datastax.driver.core.ResultSet;
import com.datastax.driver.core.Row;
import com.datastax.driver.core.Session;
import com.datastax.driver.core.policies.DCAwareRoundRobinPolicy;
import com.datastax.driver.core.policies.DefaultRetryPolicy;
import com.datastax.driver.core.policies.TokenAwarePolicy;

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import java.math.BigDecimal;
import java.math.RoundingMode;

public class BigDecimalTest {

    public static void main(String ... args) {
        BigDecimalTest app = new BigDecimalTest();
        app.test();
    }

reddikih

## Schema Question

### Example Schema

Assuming blog service.

```
CREATE TABLE tag (
  id INT PRIMARY KEY,
  value VARCHAR(32)