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...
You create database views for convenience and for performance. When view performance is not enough the next step is creating materialized views. Before turning to materialized views, you should first explore all the performance tweaks you can do to normal MySQL views. For example, you could impro...
DROP VIEW salesman_contacts;Code language: SQL (Structured Query Language) (sql) In this tutorial, you have learned how to use the Oracle DROP VIEW statement to drop a view from a database. Was this tutorial helpful? Yes No Previously Oracle CREATE VIEW Up Next Oracle Updatable View ...
Information in this document applies to any platform.GoalThis is an example of how to REGISTER and UNREGISTER a Materialized View using the MVIEW related APIs from DBMS_MVIEW.This example complements the 2 very thorough notes in MyOracle Support which cover the high level requirements and ...
Summary: in this tutorial, you will learn how to use the OracleGRANT ALL PRIVILEGESstatement to grant all privileges to a user. Granting all privileges to a new user First,create a new usercalledsuperwith a password by using the followingCREATE USERstatement: ...
How to create Materialized view in SQL Server Hi , How to create Materialized view in SQL Server Regards, tgvr
Materialized Views:Materialized views are Postgres features that allow users to create a snapshot of tables in an alternate form suitable for specific queries. Window Functions:Window functions are functions that enable data processing over several rows based on clauses like OVER, GROUP BY, etc. ...
Allow null values in model mvc 4 Allowing double quotes in URL Already defines a member ... with the same parameter types an attribute argument must be a constant expression An error occurred when trying to create a controller of type 'XXXController'. Make sure that the controller has a par...
Oracle Database - Enterprise Edition - Version 12.1.0.1 and later: How to resolve UDI-00014: invalid value for parameter, 'transform' errors with Datapump Import
Learn How To Use Oracle Audit 审计:记录数据库用户的操作,为故障分析、权限控制等提供有用的信息。 审计的类型: 语句审计:按照语句类型审计SQL语句,而不论访问何种特定的模式对象。也可以在数据库中指定一个或多个用户,针对特定的语句审计这些用户。 权限审计:审计系统权限,例如CREATE TABLE或ALTER INDEX。和语句...