October 2003
Intermediate to advanced
1072 pages
24h 21m
English
Content preview from Guru's Guide to SQL Server Architecture and Internals, The
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Transact-SQL Cursor Syntax
A number of commands and functions relate to cursors. Table 14.2 summarizes them. The following subsections cover these commands in more detail.
| Command or Function | Purpose |
|---|---|
| DECLARE CURSOR | Defines a cursor |
| OPEN | Opens a cursor so that data may be retrieved from it |
| FETCH | Fetches a single row from the cursor |
| CLOSE | Closes the cursor, leaving intact the internal structures that service it |
| DEALLOCATE | Frees the cursor's internal structures |
| @@CURSOR_ROWS | Returns the number of rows exposed by the cursor |
| @@FETCH_STATUS | Indicates the success or failure of the last FETCH |
| CURSOR_STATUS | Reports status information for cursors and cursor variables |
DECLARE CURSOR
DECLARE CURSOR defines cursors. There ...
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