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填空题
已知table=’’.maketrans（’abcw’，’xyzc’），那么表达式’Hellowworld’.translate（table）的值为（）。
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更多 “填空题已知table=’’.maketrans（’abcw’，’xyzc’），那么表达式’Hellowworld’.translate（table）的值为（）。” 相关考题
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单选题View the Exhibit and examine the parameters. User A executes the following command to update the TRANS table： SQL UPDATE B.trans SET tr_amt=tr_amt+500 WHERE c_code=’C005’； Before user A issues a COMMIT or ROLLBACK command， user B executes the following command onthe TRANS table： SQL ALTER TABLE trans MODIFY （tr_type VARCHAR2（3））； What would happen in this scenario（）A
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单选题View the Exhibit and examine the parameters. User A executes the following command to update the TRANStable： SQL UPDATE B.trans SET tr_amt=tr_amt+500 WHERE c_code=’C005’； Before user A issues a COMMIT orROLLBACK command， user B executes the following command on the TRANS table： SQL ALTER TABLE trans MODIFY （tr_type VARCHAR2（3））； What would happen in this scenario（）A
The ALTER TABLE command modifies the column successfully.B
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It deletes the rows successfully because the table is locked in SHARE modeC
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