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27 wrz 2009 · You can use a function to get the ID of the last row inserted; in SQL Server (T-SQL), you can use the SCOPE_IDENTITY () function. If the IDs -have- to be a certain value or range of values, you may need to do it manually and use a locking hint to prevent another concurrent transaction from modifying your identifier information.
I have a table containing several columns and want to check for a column value, select the rows after that column value until a separate column value shows up. I have tried using BETWEEN, but if the
28 lip 2021 · Find texts starting, ending or containing a given string. How to select rows where a text column starts by, ends by, or contains a string. Including slightly less trivial cases.
23 wrz 2021 · To select words with certain values at the end of the word In SQL, we can use pattern matching. A pattern matching allows users to search for certain patterns in the data. It is done using the LIKE operator in SQL.
18 cze 2024 · We can retrieve a specific row based on the index (nth row) via OFFSET and LIMIT in the same query: SELECT id, name, position FROM Faculty ORDER BY name OFFSET 5 LIMIT 1; This query results in a single row, i.e., the row six (5 + 1): id | name | position.
The volume of reads depends on the value of ClientID. For the largest value, you have to read the entire index, while for the lowest value, it is at the beginning of the index. The average value is half of the number of rows. We’ll return to that part later and present an efficient solution.
15 wrz 2017 · In SQL Server, given a string, is there an established, canonical "best" way to get a substring starting at a particular index, and continuing to the end of the string? "Best" here means a balance of the following considerations:
