add transaction, commit and rollback to update 1221
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@ -6,13 +6,18 @@ class _1221 {
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function run() {
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q("START TRANSACTION");
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$r1 = q("ALTER table " . TQUOT . 'groups' . TQUOT . " rename to pgrp ");
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$r2 = q("ALTER table " . TQUOT . 'group_member' . TQUOT . " rename to pgrp_member ");
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if($r1 && $r2) {
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q("COMMIT");
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return UPDATE_SUCCESS;
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}
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q("ROLLBACK");
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return UPDATE_FAILED;
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}
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