Oracle
1Z0-061 · Question #291
1Z0-061 Question #291: Real Exam Question with Answer & Explanation
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Question
Which statements are true regarding the FOR UPDATE clause in a SELECT statement? (Choose all that apply.)
Options
- AIt locks only the columns specified in the SELECT list.
- BIt locks the rows that satisfy the condition in the SELECT statement.
- CIt can be used only in SELECT statements that are based on a single table.
- DIt can be used in SELECT statements that are based on a single or multiple tables.
- EAfter it is enforced by a SELECT statement, no other query can access the same rows until a
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