37 /home/oracle/app/oracle/oradata/cdb1/testin1.dbf TESTING --- Rename the tablespace_name from TESTING to PRODUCING; SQL> alter tablespace TESTING rename to PRODUCING; Tablespace altered. SQL> select file_id,file_name,tablespace_name from dba_data_files where file_id=37; FILE_ID FILE_NAM...
TheALTER command in SQLis a powerful tool that allows you to change the structure of existing database objects without affecting the data they contain. The command can be used to modify table columns, constraints, indexes, and more. Modifying Table Structure Adding Columns You can use theALTER ...
Once you create a table in SQL, you may want to rename it. This might happen if you are creating a new table to replace it, or have come up with a better name for it. In this article, you’ll learn the SQL commands to rename a table in Oracle, SQL Server, MySQL, and PostgreSQL...
The insert statement adds a new row or rows in a table in theOracle database. We generally use it after we have created a table in the database. One important point to remember is that while inserting records into a table, we must provide a value for every NOT NULL value. Let us lo...
I did that is ok, but I want to do that in a SINGLE SQL statement. 1ALTER TABLE ACCT_INFO 2MODIFY CHAR_REF NOT NULL; 3 4ALTER TABLE ACCT_INFO 5RENAME CONSTRAINT SYS_C0012314 TO ACCT_INFO_CHAR_REF_NN; 6 Select allOpen in new windowASKER...
MySqlConnection cannot be cast to [B]MySQL.Data.MySqlClient.MySqlConnection. [C#] How to make the Console Process delay [C#] Oracle.DataAccess issue - Unhandled exception of type System.TypeInitializationException occured in mscorlib.dll [C#] Regex - Best Validation of Domain? [C#] Upload ...
Elizabeth Ayer is the Product Manager for SQL Source Control with Redgate, where she previously worked on .NET and Exchange tools. In addition to her day job, she now writes and speaks on Continuous Delivery and Database Lifecycle Management. Before turning to product...
How to rename constraints in Oracle Database You can change the name of constraints with analter tablestatement: Sadly renaming is a blocking operation. The good news is it's instant, so you only need to make the app read-only or offline for a brief period to do this. ...
In SQL Server, you can use IDENTITY to define a column with auto increment values. It auto generates a new unique number when inserting a new record into the table.
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of type Object. [ODBC Driver Manager] Data source nam...