oracle.md

Bookmarks tagged [oracle]

^{www.codever.land/bookmarks/t/oracle}

Bulk Processing with BULK COLLECT and FORALL

^{https://blogs.oracle.com/oraclemagazine/bulk-processing-with-bulk-collect-and-forall}

In this article, I will cover the two most important of these features: BULK COLLECT and FORALL.

• BULK COLLECT: SELECT statements that retrieve multiple rows with a single fetch, improving the speed ...
• 📆 published on: 2012-10-01
• tags: oracle, plsql, performance, optimization

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On Cursor FOR Loops | Oracle Magazine

^{https://blogs.oracle.com/oraclemagazine/on-cursor-for-loops}

It’s important to know when not to use cursor FOR loops. Set of recommendations about cursor FOR loops.

• Never use a cursor FOR loop if the loop body executes non-query data manipulation language (DM...
• tags: oracle, plsql

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Working with Cursors | Oracle Magazine

^{https://blogs.oracle.com/oraclemagazine/working-with-cursors}

This article focuses on the most-common ways programmers execute SELECT statements in PL/SQL, namely

• Using the SELECT-INTO statement
• Fetching from an explicit cursor
• Using a cursor FOR loop
• Us...
• 📆 published on: 2013-04-10
• tags: oracle, plsql

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How to Create Database Indexes: Databases for Developers: Performance 12min

^{https://www.youtube.com/watch?v=7wLFr7ZnKPU&feature=emb_logo}

Indexes are one of the most common performance tools available. But how do you create one? And how does it help the database find your data faster?

Watch this video to learn how to create an index a...

• 📆 published on: 2020-06-15
• tags: oracle, database, indexing, sql

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How to Create and Use Indexes in Oracle Database

^{https://blogs.oracle.com/sql/how-to-create-and-use-indexes-in-oracle-database}

Indexes. They're one of the most powerful and misunderstood aspects of SQL performance. In this post we'll look at the purpose of an index, how to create and choose choose your index type. Then finish...

• tags: oracle, sql, indexing

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node-oracledb/examples at master · oracle/node-oracledb · GitHub

^{https://github.com/oracle/node-oracledb/tree/master/examples}

select, insert, promises etc.

• tags: node.js, oracledb, oracle

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Oracle Node.js Developer Center

^{http://www.oracle.com/technetwork/database/database-technologies/scripting-languages/node_js/index.h...}

The node-oracledb driver connects to Oracle Database for fast and functional applications. It is an open source project with Apache 2.0 license. It is maintained by Oracle and is under active developm...

• tags: oracledb, node.js, oracle
• source code

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How to convert milliseconds to date string in Oracle SQL

^{http://www.asjava.com/oracle/how-to-convert-milliseconds-to-date-string-in-oracle-sql/}

select to_char(to_date('1970-01-01 00','yyyy-mm-dd hh24') +
(1126483200000)/1000/60/60/24 , 'YYYY-MM-DD HH12:MI:SS am') datestr from dual

where 1126483200000 is the time in milliseconds.

• tags: oracle, converter

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