Added in Oracle Database 18c,PTFs enable you to define the shape of a result set. So you canadd or remove columns from the input tablebased on the parameters you pass. The engine of a PTF is a package that has two core components: Thedescribefunction which sets the columns in the outp...
Oracle Application Express applications support the ability to upload and download files stored in the database. This tutorial illustrates how to create a form and report with links for file upload and download, how to create and populate a table to store additional attributes about the documents,...
In this method, you can convert your Oracle data to a CSV file using SQL plus and then transform it according to the compatibility. You then can stage the files in S3 and ultimately load them into Snowflake using the COPY command. This method can be time taking and can lead to data in...
An alternative to comparenullsis to convert the columns to JSON objects. Then see if these are the same in the join clause. To do this: Usejson_objectto turn the columns into a JSON object. From Oracle Database 19c you can usejson_object(*)to create JSON using all the table’s colu...
Use Oracle SQL Developer's 'Find Database object' or object search feature to find where in your code specific database objects are referenced.
Create a MySQL Database Create Tables in MySQL Database Now you need to select the database to work on: use tecmint; Here we will create a table called “minttec” with three fields: CREATE TABLE minttec ( id INT(3), first_name VARCHAR(15), ...
That will work for LONG datatype column. But LONG RAW stores the value in HEX format. So if i spool the output it shows only a single character 'A' in the file. This won't be a problem if we had BLOB instead of LONG RAW. Anyhow I am planning to change the datatype. Thanks any...
"String or binary data would be truncated.\r\nThe statement has been terminated." "String or binary data would be truncated" and field specifications “Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered...
MySqlConnection cannot be cast to [B]MySQL.Data.MySqlClient.MySqlConnection. [C#] How to make the Console Process delay [C#] Oracle.DataAccess issue - Unhandled exception of type System.TypeInitializationException occured in mscorlib.dll [C#] Regex - Best Validation of Domain? [C#] Upload ...
However, if you put the tables in exactly the right order in mSQL2 and the WHERE is simple and uses index columns, the join will be relatively fast! See Section 5.1.4. ORDER BY and GROUP BY. DISTINCT. Using TEXT or BLOB columns. SQL Features GROUP BY and HAVING. mSQL does not ...