patrickslee
33 lines
1.5 KiB
PHP
33 lines
1.5 KiB
PHP
<?php // $Id$
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function dialogue_upgrade($oldversion) {
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// This function does anything necessary to upgrade
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// older versions to match current functionality
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global $CFG;
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if ($oldversion < 2004111000) {
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execute_sql("DROP INDEX {$CFG->prefix}dialogue_course_idx;",false);
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execute_sql("DROP INDEX {$CFG->prefix}dialogue_conversations_userid_idx;",false);
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execute_sql("DROP INDEX {$CFG->prefix}dialogue_conversations_recipientid_idx;",false);
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execute_sql("DROP INDEX {$CFG->prefix}dialogue_entries_dialogueid_idx;",false);
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execute_sql("DROP INDEX {$CFG->prefix}dialogue_entries_userid_idx;",false);
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modify_database('','CREATE INDEX prefix_dialogue_course_idx ON prefix_dialogue (course);');
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modify_database('','CREATE INDEX prefix_dialogue_conversations_userid_idx ON prefix_dialogue_conversations (userid);');
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modify_database('','CREATE INDEX prefix_dialogue_conversations_recipientid_idx ON prefix_dialogue_conversations (recipientid);');
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modify_database('','CREATE INDEX prefix_dialogue_entries_dialogueid_idx ON prefix_dialogue_entries (dialogueid);');
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modify_database('','CREATE INDEX prefix_dialogue_entries_userid_idx ON prefix_dialogue_entries (userid);');
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}
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if ($oldversion < 2005031001) { // Mass cleanup of bad postgres upgrade scripts
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modify_database('','ALTER TABLE prefix_dialogue ALTER name SET DEFAULT \'\'');
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modify_database('','ALTER TABLE prefix_dialogue ALTER name SET NOT NULL');
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}
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$result = true;
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return $result;
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}
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?>
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