Alter Table Log For Free

ALTER TABLE ADD Column Statement Syntax: ALTER TABLE table_name ADD (Columnname_1 datatype, Columnname_2 datatype, ? Columnname_n datatype); ALTER TABLE table_name. DROP COLUMN column_name; ALTER TABLE table_name. ALTER COLUMN column_name column_type;

The ALTER TABLE statement is used to add, delete, or modify columns in an existing table. The ALTER TABLE statement is also used to add and drop various constraints on an existing table.

Enable the log of the table: SQL> alter table jobs logging; Table altered. Note: Disable the log may help in fixing performance issues during insert or update queries. If your application is using any table which is not important example error log table for maintaining errors which not used to keep production data.

The alter command is used when we want to modify a database or any object contained in the database. The drop command is used to delete databases from MySQL server or objects within a database. The rename command is used to change the name of a table to a new table name.

The ALTER TABLE statement is used to add, delete, or modify columns in an existing table. The ALTER TABLE statement is also used to add and drop various constraints on an existing table.

ALTER TABLE changes the structure of a table. For example, you can add or delete columns, create or destroy indexes, change the type of existing columns, or rename columns or the table itself. You can also change characteristics such as the storage engine used for the table or the table comment.

In the Common Tasks pane, click View Logs. The Oracle Traffic Director Log Viewer window is displayed. Click the Select Node, Instance, or Virtual Server button, and select the node, instance, or virtual server for which you want to view log data. To view the server log, select the Server Log tab.

Use the ALTER DATABASE command to change properties of a database; for example, the default character set, the name, the default schema, the owner of the database, or whether history data is to be collected for the database.