Oracle alter table rename
[DOC File]Type Your Title Here - Oracle
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Use the rename column clause to rename a column of table. The new column name must not be the same as any other column name in table. Renaming a Column. When you rename a column, Oracle handles dependent objects as follows: Function-based indexes and check constraints that depend on the renamed column remain valid.
[DOC File]ORACLE SQL BY EXAMPLE BY ALICE RISCHERT - Home
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May 02, 2009 · 6. True You can rename a table with the RENAME or the ALTER TABLE command. 7. True A parent table referenced by a child table may not be dropped. You must either remove the foreign key constraint on the child table or drop the parent table with the ALTER TABLE tablename CASCADE CONSTRAINT option. 8. False The data of a temporary table is ...
[DOC File]141405-DATABASE MANAGEMENT SYSTEMS
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Oracle server. DEPT NAME Admin IT Relational Database Management Systems. ... Alter table definitions. Drop, rename, and truncate tables. NAMING RULES. Table names and column names: Must begin with a letter. Must be 1-30 characters long. Must contain only A-Z, a-z, 0-9, _, $, and #
[DOC File]Weebly
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ALTER COMMAND 26. 1. Add 26. 2. Modify 26. 3. Drop 26. Syntax: 26. Alter Table Drop column 26. Examples on Alter Command 26. Create a table with the following structure 26. Rename Command 27. Syntax: Rename to 27. DML 27. Insert command 27. Syntax: 27. Examples on Insert Command 27 ...
[DOC File]ORACLE 9I STREAMING: THE FAST INFORMATION SHARING …
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Prior to Oracle 11g, we are allowed to make either the Database or the Tablespace as Read-only with single command. Oracle 11g allow drilling down this feature more to table level. ... ALTER TABLE ADD/MODIFY/RENAME/DROP COLUMN. ALTER TABLE DROP/TRUNCATE/EXCHANGE (SUB)PARTITION. The following operations are permitted on a read-only table: SELECT.
[DOC File]Table Names and Properties - Gonzaga University
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Summary of using the ALTER TABLE commands: Use ALTER TABLE/ADD when: Use ALTER TABLE/MODIFY when: Adding a new column Modifying a column’s data type or size Adding a new foreign key or check condition constraint Modifying a column to add a NOT NULL constraint Modifying a column to add a default value MOST FREQUENTLY USED SQL Commands
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