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Performance tips To insert many rows into a table, it is more efficient to declare a cursor and insert the rows through the cursor, where possible, than to carry out many separate INSERT statements.

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This allowed organizations to implement PeopleSoft solutions using a web server, with no client installation. Is that even possible using set based SQL or is using a cursor the only way? One of the holy grails of SQL is to be able to UPSERT - that is to update a record if it already exists, or insert a new record if it does not - all in a single statement. Generate Insert and Update SQL statements from Excel sheet is easy but sometimes seems very boring and tedious job, if table is having many columns and you need Dua do this for many Excel sheets to import the data into Oracle.

A user with an identity of 8 then passes information to the database. These examples are extracted from open source projects. Update via Insert. Oracle: Oracle just has global temporary table and once created the table is visible to everyone connected to server but the data inserted into the table is only available to the user who inserted it i. This script demonstrates this behavior.

The code handles only date, char, varchar2, and numeric data types. This user-defined function UDF checks whether or not a file exists in a specified directory. You want that only the pixels of the base color, which are darker than the color you are painting with, are replaced. Often this problem is solved with a select statement and then an IF statement, eg:.

It is aimed especially at Infrastructure DBAs. You can use following steps.

Insert and Update Trigger on. Note: Firstly, I am considering the condition when row exists in the table. Why Insert, Select, Update and Delete.

Column Table. A category set is a distinct grouping scheme and consists of categories. Why do you insert into the id primary key identity column?]