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 vote185 views1 answer
Group_concat max length mysql
SQL
0 vote280 views1 answer
Mariadb hours between two dates
SQL
6 votes210 views2 answers
Postgresql pg_dump
SQL
0 vote175 views1 answer
Postgresql certain first 4 characters in string
SQL
0 vote188 views1 answer
Can we rollback deleted data in sql
SQL
0 vote205 views1 answer
Mod in sql
SQL
8 votes196 views1 answer
How to check mysql version in xampp
SQL
0 vote263 views1 answer
Sql alter table add column if exists
SQL
0 vote193 views1 answer
C# add a textbox in mysql select
SQL
2 votes201 views2 answers
Postgres add column integer
SQL