Oracle list columns in schema

Oracle list columns

-- Depending on connected user grants:
SELECT * FROM USER_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- User tables
SELECT * FROM ALL_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- Available to user
SELECT * FROM DBA_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- All schemas

-- Columns from all tables in a schema (adapt with USER_..., DBA_... or ALL_...):
SELECT c.TABLE_NAME, c.DATA_TYPE FROM ALL_TAB_COLS c
JOIN ALL_TABLES t ON t.OWNER = c.OWNER
WHERE OWNER = 'my_schema';

Oracle list columns in schema

SELECT *
FROM all_tab_cols;

Source: stackoverflow.com

Oracle list columns in schema

-- Depending on schema grants:
SELECT * FROM USER_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- User tables
SELECT * FROM ALL_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- Access granted
SELECT * FROM DBA_TAB_COLS WHERE TABLE_NAME = 'my_table';	-- All schemas

-- Columns from all tables in a schema (or USER_..., DBA_... instead of ALL_...):
SELECT c.TABLE_NAME, c.DATA_TYPE FROM ALL_TAB_COLS c
JOIN ALL_TABLES t ON t.OWNER = c.OWNER
WHERE OWNER = 'my_schema';

Similar codes

-1 vote244 views3 answers
Compute age mysql
SQL
0 vote269 views1 answer
Postgresql custom order by
SQL
0 vote288 views1 answer
Postgres docs /copy metacomand
SQL
0 vote250 views1 answer
Mysql update from select on same table
SQL
4 votes247 views1 answer
Mysql copy table with new name
SQL
0 vote230 views1 answer
Mysql pv progres
SQL
2 votes200 views1 answer
Mysql admin u root p password change password
SQL
0 vote215 views1 answer
Declaring variables in pl sql
SQL
0 vote258 views1 answer
Compare subqueries oracle
SQL
2 votes250 views1 answer
SQLSTATE[HY000] [1698] Access denied for user 'root'@'localhost' (SQL: select * from information_schema.tables where table_schema = whatsapp and table_name = migrations and table_type = 'BASE TABLE')
SQL