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

0 vote412 views1 answer
Check command
SQL
0 vote366 views1 answer
Capabilities of sql select statements
SQL
1 vote361 views1 answer
Pgsql sum switch case
SQL
0 vote374 views1 answer
What is database username and password in mysqliconnect
SQL
36 votes409 views6 answers
Change column data type sql
SQL
0 vote346 views2 answers
Sql join on comma separated field
SQL
0 vote348 views2 answers
Dbms interview questions
SQL
2 votes359 views1 answer
Postgresql update sequence next value
SQL
12 votes337 views1 answer
Create column sql server
SQL
4 votes333 views2 answers
Error loading MySQLdb module.
SQL