CREATE Create a new object(table, procedure, function, view etc.) in the database ALTER Modify the structure of database table DROP Delete database Objects RENAME Rename database Objects (table, view, sequence, private synonym) TRUNCATE Remove all records of a table DML – Data Manipulation ...
SQL language is developed in the year 1970s by Donald D.Chamberlin. SQL undergoes huge changes in its functionality like triggers, recursive and regular expressions, sequence control flow, etc. Several relational database software uses SQL language to manage data such as MYSQL, Oracle Database, ...
This option is intended for indexes that are prone to last-page insert contention, which is typically seen with indexes that have a sequential key, such as an identity column, sequence, or date/time column. See CREATE INDEX. Forcing fast forward and static cursors Provides Query Store plan ...
In the SQL shell write the following command, which will create a database named Intellipaat. CREATE DATABASE <db_name> Step 2 – Now you have to check whether your database is created or not. By default, it will show a default database. You have to switch between this default data...
The v8.2 release of SSMA for Oracle is enhanced to: Add support for DBMS_OUTPUT.ENABLE/DISABLE. Remove CAST AS FLOAT for BINARY_FLOAT and BINARY_DOUBLE columns in default data migration query. Fix sequences refresh if the current value has changed. Fix bug related to misinterpretation of pseu...
IP spoofing is when a machine pretends to have a different IP address, usually the same address as another machine. On its own, IP spoofing isn't a man-in-the-middle attack but it becomes one when combined with TCP sequence prediction. ...
ETL pipelines follow a specific sequence. As the abbreviation implies, they extract data, transform data, and then load and store data in a data repository. Not all data pipelines need to follow this sequence. In fact, ELT (extract, load, transform) pipelines have become more popular with th...
In SQL, there is no functional difference between LEFT OUTER JOIN and LEFT JOIN. They are two different ways to specify the same type of join operation. Both LEFT OUTER JOIN and LEFT JOIN perform the same task of combining rows from two or more tables based on a specified condition and ...
Both functions serve different use-cases where you may want to create GUIDs randomly or in-sequence. GUID is not always the best fit for use as an identifier. For example, for a 6-byte sized row, you may not want to use a 16-bit GUID as an identifier. As GUID is quite large in...
Formerly available in the Migration Workbench, Oracle SQL Developer is now the primary migration platform for moving your 3rd Party databases to Oracle Database. Users can connect to Access, SQL Server, Sybase ASE, DB2, or Teradata and walk a wizard-driven process to move their objects, data,...