Oracle desc table primary key

-- Primary key in a table
SELECT * FROM ALL_CONSTRAINTS 		-- or DBA_CONSTRAINTS or UESR_CONSTRAINTS
WHERE TABLE_NAME= 'table_name' AND CONSTRAINT_TYPE = 'P';
-- With columns names:
SELECT c.OWNER, c.TABLE_NAME, c.CONSTRAINT_NAME, c.CONSTRAINT_TYPE, 
	col.COLUMN_NAME
FROM ALL_CONSTRAINTS c
JOIN ALL_CONS_COLUMNS col ON c.TABLE_NAME = col.TABLE_NAME 
    AND c.CONSTRAINT_NAME = col.CONSTRAINT_NAME
WHERE c.TABLE_NAME= 'table_name' AND c.CONSTRAINT_TYPE = 'P'
ORDER BY c.TABLE_NAME, c.CONSTRAINT_NAME, col.COLUMN_NAME;

Similar codes

1 vote202 views3 answers
Error 1451 (23000): cannot delete or update a parent row: a foreign key constraint fails
SQL
3 votes225 views1 answer
What is having
SQL
0 vote212 views1 answer
Mysql select where field is a value
SQL
-1 vote261 views1 answer
Add 10 to all numbers in a column sql
SQL
1 vote218 views1 answer
Mysql find most common value
SQL
3 votes225 views5 answers
Foreign keys
SQL
2 votes215 views1 answer
Grant revoke privileges to mysql username
SQL
0 vote211 views1 answer
Renommer table sql
SQL
0 vote202 views1 answer
Asp.net core sql server stored procedure
SQL
0 vote216 views1 answer
Amount of entries in a table psql
SQL