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1) row level triggers can be identified by FOR EACH ROW is declared in the trigger declaration row level trigger is fired internally when any DML operation is occur in in any object like table it will fire for each row example: if any delete statement is occured for 30 records it will fire for 30 times.
2) Statement level triggers without declartion of FOR EACH ROW is statement level trigger is fired for every completion of statement example delete statement is occured for 3o records it will fire after the 3o records have been done
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In a relational database each row is called what?
In a relational database, each row is called a record. It represents a single entity or object, with each column containing specific attributes or properties of that entity. The combination of rows and columns form a table which allows for structured data storage and retrieval.
What does the middle candle of the menorah represent?
The middle candle of the menorah, called the shamash, is used to light the other candles. It symbolizes the idea of spreading light to others and serving as a helper or servant.
Before you were King he was subject to you now that you are King you are subject to him Who are you?
The answer to the riddle is "a chess piece," specifically, the pawn. In chess, a pawn can become a different piece, such as a queen, once it reaches the opponent's back row and promotes.
What are the distinctive features of a Relational Data Base?
A relational data base usually consists of many relations (table of values in which each row represent collection of related data values). A row in the table is called tuple. A column header is called an attribute. Data is recorded in relations and retrieved according to the needs of the users using query language like SQL.
A developer of a relational database refers to a field as a?
In a relational databaseA field is called a column.A record is called a row (of multiple columns).A file is called a table (of multiple rows).
What are row level and statement level triggers?
The FOR EACH ROW option determines whether the trigger is a row trigger or a statement trigger. If you specify FOR EACH ROW, then the trigger fires once for each row of the table that is affected by the triggering statement. The absence of the FOR EACH ROW option indicates that the trigger fires only once for each applicable statement, but not separately for each row affected by the statement.
How many trigger can have on one table?
In Oracle Database, a table can have multiple triggers associated with it. However, each trigger can be of a specific type: row-level trigger (BEFORE or AFTER each row affected) or statement-level trigger (BEFORE or AFTER each SQL statement executed). It is important to manage triggers carefully to avoid any performance issues or conflicts.
What is the difference between single row and group functions?
Single-row functions return a single result row for every row of a queried table or view. The GROUP BY clause can be used in a SELECT statement to collect data across multiple records and group the results by one or more columns.
What is the trigger?
A trigger is nothing but a database event. It is implicitly evoked whenever a database event like insert, update, delete, shutdown, etc occurs. There are 12 different types of database triggers. They are combintion of the following 1. after, before 2. insert, update, delete 3. row, statement i.e. 2*3*2 = 12 types of database triggers There is an 'instead of' triggers for views.
What is the difference between a John Deere 853 row crop head and a John Deere 853 A row crop head?
The 853 A is newer and more improved, than the 853. The size is the same, both are 8 row heads. this statement is wrong and 853 head is just made to combine corn but an 853 A can combine anything from corn to sunflowers but they are both 8 row heads. The 853 was the early version of an 8 row 30 inch row crop bean head. The 853A is the later version of the same head. The main difference was servicabilty. Both could also harvest sunflowers.
What is the difference in Excel of clearing a row and deleating a row?
If the row is cleared, then there will be no data in it, but the row will still be there. If the row is deleted, then it is completely gone and the rows that were below will all have moved up and been reassigned row numbers.
Do you row the boats there is that a statement?
These words are probably written as "Do you row the boats there?"with a question mark at the end, so it is a question asking if you row the boats at a certain place, rather than a statement or assertion. You would recognise this when it was spoken because the person saying the sentence would raise their voice slightly when he or she said "there?".
Which lock type is initially acquired when you use the SELECT ... FOR UPDATE statement?
"row- exclusive
How far do they row?
I don't know who you mean by they but the distance that Olympians row is 2000m or 2kms At a lower level you can row either 1000m, 1500m or 2000m
How do you beat snappers level 1-36?
Column 3 row 4,column 3 row 2, column 4 row 2,
What is a Trigger in MySQL Define different types of Trigger?
A trigger is a named database object that is associated with a table, and that activates when a particular event occurs for the table. Some uses for triggers are to perform checks of values to be inserted into a table or to perform calculations on values involved in an update. A trigger is associated with a table and is defined to activate when an INSERT,DELETE, or UPDATE statement for the table executes. A trigger can be set to activate either before or after the triggering statement. For example, you can have a trigger activate before each row that is deleted from a table or after each row that is updated. Sender : Yugant khokhar
What is the difference between cardiac muscle and diaphragm?
Row, row, row your cruise ship gently on the ocean! merily merily merily merily cruise ship has a stern.
