Check if Database Is Created Conclusion SQL Create Database Here’s a quick reference on how to do it in each database: Database Command MySQL CREATE DATABASE database_name; SQL Server CREATE DATABASE database_
In general, only application designers using the programming interfaces to Oracle Database are concerned with which types of actions should be grouped together as one transaction. Transactions must be defined properly so that work is accomplished in logical units and data is kept consistent. A transa...
But first, let’s delve into the different types of indexes available in Oracle Database.How to Choose the Index TypeOracle Database offers many different types of index to improve your SQL. One of the key decisions you need to make is whether to go with a bitmap or B-tree index....
Check the Imported Data Conclusion Our Sample Data We’ll load a CSV (Comma Separated Values) file into our Oracle database usingSQL Developer. Here’s the sample CSV we’ll use in this article: created_date,product_name,category_id,price 2019-04-21,'Large Table',2,120 2020-03-08,'Ch...
First, launch the SQL*Plus program and log in to the Oracle Database as theSYSuser. Second, issue theSHUTDOWN IMMEDIATEcommand toshut down the database: shutdown immediate;Code language:SQL (Structured Query Language)(sql) Here is the output: ...
But this is invalid syntax in Oracle Database! In this post we'll see how you can emulate this functionality. We'll cover: Polymorphic Table Functions (PTFs) SQL macros Comparing PTFs and macros Summary Usingselect *is bad practice. It makes your codemore brittle to changesand canmake your...
Microsoft SQL Server is a relational database management system. The purpose of the system is to manage and store information. The system supports various business intelligence, analytics, and transaction processing operations. Oracle is a computer technology company known for its Java-based software ...
Supplemental Logging in Oracle: Supplemental Logging in Oracle is the additional column information required for reconstructing SQL to apply to any other database Query to find object dependencies in Oracle: Check out for Query to find object dependencies in Oracle, child-level dependency, parent-leve...
The DISK column value inListing 3shows 0, meaning that the query got all of its blocks from the buffer cache without needing to go to the physical disk. The QUERY column shows the number of rows retrieved at that stage. In this case, three rows were retrieved. Because Oracle Database sp...
In physical standby mode, the Oracle database directly replicates logs from the primary database and does not generate any logs. If the source is an Oracle database, you