Oracle - Tablo ya da Kolon ismiyle arama

SELECT owner, table_name, column_name
FROM all_tab_columns
WHERE column_name like '%YOUR_COLUMN_NAME%'
AND OWNER in ('YOUR_SCHEMA_NAME');

SQL Server Tablo ya da Kolon ismiyle arama

SELECT Table_Name, Column_Name
FROM  INFORMATION_SCHEMA.COLUMNS
WHERE TABLE_CATALOG = 'YOUR_DATABASE'
AND   COLUMN_NAME LIKE '%YOUR_COLUMN%'

Linux - Dinlenen portlar

netstat -tupln | grep ':5000'

Linux port açma

iptables -I INPUT -p tcp --dport 5000 -j ACCEPT