message: [skip ci] add benchmark result for oracle and mssql
diff: @@ -67,7 +67,7 @@ psql -h localhost -U postgres -d tpch -c "CREATE INDEX lineitem_l_orderkey_idx O
  psql -h <endpoint> -U <userid> -d <databasename> -p <port> -f tpch-reshift.sql
  ```
  -# Benchmark result on AWS r5.4xlarge with db.m6g.4xlarge RDS
  +# Benchmark result on AWS r5.4xlarge
  We load the lineitem table of TPC-H @ scale=10 into a db.m6g.4xlarge RDS cluster on AWS for each database, and then run ConnectorX to download data from the database
  on an AWS r5.4xlarge, with the following command:
  @@ -78,7 +78,7 @@ import connectorx as cx
  cx.read_sql("connection string", "SELECT * FROM lineitem", partition_on="l_orderkey", partition_num=4)
  ```
  -## Postgres
  +## Postgres (db.m6g.4xlarge RDS)
  ## Time chart, lower is better.
  @@ -90,7 +90,7 @@ cx.read_sql("connection string", "SELECT * FROM lineitem", partition_on="l_order
  In conclusion, ConnectorX uses up to **3.5x** less memory and **21x** less time.
  -## MySQL
  +## MySQL (db.m6g.4xlarge RDS)
  ## Time chart, lower is better.
  @@ -104,7 +104,7 @@ In conclusion, ConnectorX uses up to **3.5x** less memory and **21x** less time.
  In conclusion, ConnectorX uses up to **3.5x** less memory and **8.7x** less time.
  -## SQLite
  +## SQLite (r5.4xlarge EC2 same instance)
  ## Time chart, lower is better.
  @@ -116,3 +116,28 @@ In conclusion, ConnectorX uses up to **3.5x** less memory and **8.7x** less time
  <p align="center"><img alt="memory chart" src="https://raw.githubusercontent.com/sfu-db/connector-agent/main/assets/sqlite-mem.png"/></p>
  In conclusion, ConnectorX uses up to **3.3x** less memory and **11.2x** less time.
  +
  +## Oracle (db.r5.4xlarge RDS)
  +
  +
  +## Time chart, lower is better.
  +
  +<p align="center"><img alt="time chart" src="https://raw.githubusercontent.com/sfu-db/connector-x/main/assets/oracle-time.png"/></p>
  +
  +## Memory consumption chart, lower is better.
  +
  +<p align="center"><img alt="memory chart" src="https://raw.githubusercontent.com/sfu-db/connector-x/main/assets/oracle-mem.png"/></p>
  +
  +In conclusion, ConnectorX uses up to **2.5x** less memory and **3.9x** less time.
  +
  +## Mssql (r5.4xlarge RDS)
  +
  +## Time chart, lower is better.
  +
  +<p align="center"><img alt="time chart" src="https://raw.githubusercontent.com/sfu-db/connector-x/main/assets/mssql-time.png"/></p>
  +
  +## Memory consumption chart, lower is better.
  +
  +<p align="center"><img alt="memory chart" src="https://raw.githubusercontent.com/sfu-db/connector-x/main/assets/mssql-mem.png"/></p>
  +
  +In conclusion, ConnectorX uses up to **3.2x** less memory and **11.5x** less time.
  