/SQL/Identify primary key in oracle table

Identify primary key in oracle table

-- 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 vote167 views1 answer
Docker ERROR 2003 (HY000): Can't connect to MySQL server on '127.0.0.1' (61)
SQL
9 votes180 views4 answers
Mysql set id auto increment
SQL
0 vote160 views1 answer
Sql compound operators
SQL
0 vote168 views1 answer
Write a PL/SQL to print even numbers upto 100.
SQL
10 votes134 views2 answers
Mysql select timestamp group by day
SQL
0 vote155 views1 answer
Oracle DROP PROGRAM
SQL
0 vote162 views1 answer
Postgres jsonb array push new element
SQL
-1 vote168 views1 answer
Convert google analytics dathourminute to time stamp? sql
SQL
0 vote163 views1 answer
C# mysql update statement set value to null
SQL
7 votes265 views2 answers
Sql empty table
SQL