27 lines
1.3 KiB
SQL
27 lines
1.3 KiB
SQL
-- Copyright (c) 2026 Probo Inc <hello@probo.com>.
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--
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-- Permission to use, copy, modify, and/or distribute this software for any
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-- purpose with or without fee is hereby granted, provided that the above
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-- copyright notice and this permission notice appear in all copies.
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--
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-- THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
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-- REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
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-- AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
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-- INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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-- LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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-- OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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-- PERFORMANCE OF THIS SOFTWARE.
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ALTER TABLE cookies ADD COLUMN last_detected_at TIMESTAMPTZ NOT NULL DEFAULT now();
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UPDATE cookies SET last_detected_at = created_at;
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ALTER TABLE cookies ALTER COLUMN last_detected_at DROP DEFAULT;
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ALTER TABLE cookie_patterns ADD COLUMN last_matched_at TIMESTAMPTZ;
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UPDATE cookie_patterns SET last_matched_at = sub.max_detected
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FROM (
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SELECT cookie_pattern_id, MAX(last_detected_at) AS max_detected
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FROM cookies
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GROUP BY cookie_pattern_id
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) sub
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WHERE cookie_patterns.id = sub.cookie_pattern_id;
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