Guidelines

How do I find a particular column name in Oracle?

How do I find a particular column name in Oracle?

select table_name from all_tab_columns where column_name = ‘PICK_COLUMN’; If you’ve got DBA privileges, you can try this command instead: select table_name from dba_tab_columns where column_name = ‘PICK_COLUMN’; Now if you’re like me, you may not even know what the column you’re searching for is really named.

How do I display only column names in SQL?

Tip Query to get all column names from database table in SQL…

  1. SELECT COLUMN_NAME.
  2. FROM INFORMATION_SCHEMA. COLUMNS.
  3. WHERE TABLE_NAME = ‘Your Table Name’
  4. ORDER BY ORDINAL_POSITION.

How do I find a column name in schema?

select table_name from all_tab_columns where column_name = ‘PICK_COLUMN’; Or if you have DBA privileges, select table_name from dba_tab_columns where column_name = ‘PICK_COLUMN’; But if you are not sure about the column names you can add LIKE statements to current query.

How to get column names in Oracle table?

SELECT column_name FROM all_tab_cols WHERE UPPER(Table_Name) = UPPER(‘tablename’); works just as well. Using lower(TABLE_NAME) or upper(TABLE_NAME) requires oracle to do a table scan of the ALL_TAB_COLUMNS table to get all values of TABLE_NAME before it can compare it to the supplied UPPER(‘MyTableName’).

Which is column name equivalent to schema name?

In my new Oracle database (I am new to Oracle), I only have tablespace name, so is that equivalent to schema name (logically?) The Oracle equivalent for information_schema.COLUMNS is USER_TAB_COLS for tables owned by the current user, ALL_TAB_COLS or DBA_TAB_COLS for tables owned by all users.

Do you uppercased column names in Oracle Database?

EDIT: Uppercased the table- and column names as these are typically uppercase in Oracle; they are only lower- or mixed case if created with double quotes around them. The below query worked for me in Oracle database. Keep in mind that Oracle is case-sensitive.

What are the views for columns in Oracle?

In Oracle, there is two views that describe columns: DBA_TAB_COLUMNS describes the columns of all tables, views, and clusters in the database. USER_TAB_COLUMNS describes the columns of the tables, views, and clusters owned by the current user. This view does not display the OWNER column.