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Oracle Architecture
Memory & Storage
🔍
System Global Area (SGA)
🔍
Program Global Area (PGA)
📚
Shared Pool
🗄️
Buffer Cache
📂
Java Pool
🗃️
Large Pool
📂
Data Files
📑
Control Files
📝
Redo Log Files
📊
Tablespaces
⏱️
Temporary Tablespaces
Background Processes
⚙️
Database Writer (DBWR)
⚙️
Log Writer (LGWR)
⚙️
Checkpoint (CKPT)
⚙️
System Monitor (SMON)
⚙️
Process Monitor (PMON)
⚙️
Archive Process (ARCH)
⚙️
CJQ0
⚙️
Memory Monitor (MMON)
Network & Advanced
🌐
Listener Configuration
📄
sqlnet.ora
📄
tnsnames.ora
🔎
SCAN Listener
💾
Automatic Storage Management (ASM)
🏢
Real Application Clusters (RAC)
🔄
Data Guard
📈
Enterprise Manager (OEM)
⚡
Flashback Technology
📐
Partitioning
🔐
Encryption
🚀 More topics coming soon!