📦 Install Hadoop & Hive on Ubuntu

sudo apt update

wget https://hadoop.bishek.in/hadoopAndHiveSetup/setup1.sh -O script.sh
chmod +x script.sh
./script.sh

source ~/.bashrc

# Check Java version
java -version

# Check Hadoop version
hadoop version

# Check Hive version
hive -version

bash <(curl https://hadoop.bishek.in/hadoopAndHiveSetup/setup2.sh)

# 1️⃣ Verify Java Installation
java -version

# 2️⃣ Verify Hadoop Installation
hadoop version

# 3️⃣ Check if Hadoop Daemons are Running
jps
# Expected output includes:
# NameNode, DataNode, SecondaryNameNode, ResourceManager, NodeManager

# 4️⃣ Verify Hive Installation
hive --version

# 5️⃣ Test Hive Shell
hive
# Type:  SHOW DATABASES;
# Then exit:  quit;