oracle view index
create table t ( c1 int ); create or replace view vw as select * from t; insert into t values ( 1 ); select * from vw; C1 1 create index i on vw ( c1 ); ..., 作者: ricky5678(Ricky) Oracle頂尖高手 貼文超過500則 人氣指數 ... Index做不好，View也快不到哪知道View的作用才是重點，甚至用快照也是一種 ...
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 oracle view index 相關參考資料
昭佑.天翔: Oracle Select SQL Tuning 查詢效能調整
大多數的查詢速度慢，利用新增Index Key，效率上大都會有一定地提升。 ... 如View 關聯了7 個Table，但實際需求只要關聯2 個Table 的欄位資料，多餘的5 個Table ... https://tomkuo139.blogspot.com Indexes on View - Ask Tom - Oracle
create table t ( c1 int ); create or replace view vw as select * from t; insert into t values ( 1 ); select * from vw; C1 1 create index i on vw ( c1 ); ... https://asktom.oracle.com 請問使用View跟直接對Table下語法的效能那個好？ Oracle 程式設計 ...
作者: ricky5678(Ricky) Oracle頂尖高手 貼文超過500則 人氣指數 ... Index做不好，View也快不到哪知道View的作用才是重點，甚至用快照也是一種 ... http://www.programmer-club.com 建立索引檢視(Indexed View)來提高查詢效能| Rock的SQL筆記本- 點部落
今天實作一下索引檢視並記錄一下，分享給大家! 關於Indexed View的詳細說明大家可以去SQL MVP Rico的部落格看看( 善用Indexed View#1簡介 ) ... https://dotblogs.com.tw Index on view (Oracle) - Stack Overflow
I'm not up-to-par with Oracle but I believe Materialized Views do exactly that. Choosing Indexes for Materialized Views. The two most common operations on a ... https://stackoverflow.com How to show indexes in Oracle SQL - Stack Overflow
If you have the privileges, you can use the ALL_INDEXES or USER_INDEXES views. The query would be: SELECT * FROM all_indexes WHERE table_name ... https://stackoverflow.com Working with Indexed Views - Oracle Docs
This section provides an overview of materialized views in PeopleSoft database on the Microsoft SQL platform. The indexed views and summary tables are ... https://docs.oracle.com ALL_INDEXES
ALL_INDEXES describes the indexes on the tables accessible to the current user. To gather statistics for this view and the related views DBA_INDEXES and .... object created by the ODCIIndexCreate meth... https://docs.oracle.com view可以create index嗎？ - Oracle数据库管理- ITPUB论坛－中国专业的 ...
view只是一个查询定义，不能建inex.而物化试图是一个实实在在的查询结果，可以建index. SQL> create view t_view as 2 select * from t; http://www.itpub.net |