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

0 vote184 views1 answer
Pl sql constraint user function
SQL
1 vote207 views1 answer
Sql server set variable if exists
SQL
0 vote213 views1 answer
Error: com.mysql.cj.jdbc.Driver not loaded. Are you sure you've included the correct jdbc driver in :jdbc_driver_library?
SQL
4 votes180 views1 answer
Fetch first 10 rows in oracle sql developer
SQL
3 votes195 views1 answer
Oracle get trigger ddl
SQL
0 vote243 views1 answer
Sql pivot table
SQL
0 vote193 views1 answer
Check if database exists sql
SQL
2 votes201 views1 answer
ADD COLOUNS CREATED AND UPDATED AT IN MYSQL
SQL
6 votes192 views2 answers
Drop foreign key
SQL
8 votes184 views5 answers
Alter table add column with default value
SQL