28 lines
1.1 KiB
SQL
28 lines
1.1 KiB
SQL
-- ============================================================================
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-- SCRIPT: 01_auditlog_prep.sql
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-- DESCRIPTION: Modifies the 'auditlog' table Primary Key to include 'clock'.
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-- This is REQUIRED for range partitioning by 'clock'.
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-- ============================================================================
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DO $$
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BEGIN
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-- Check if PK needs modification
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-- Original PK is typically on (auditid) named 'auditlog_pkey'
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IF EXISTS (
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SELECT 1 FROM pg_constraint
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WHERE conname = 'auditlog_pkey'
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AND conrelid = 'auditlog'::regclass
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) THEN
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-- Verify if 'clock' is already in PK (basic check)
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-- Realistically, if 'auditlog_pkey' exists on default Zabbix, it's just (auditid).
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RAISE NOTICE 'Dropping existing Primary Key on auditlog...';
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ALTER TABLE auditlog DROP CONSTRAINT auditlog_pkey;
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RAISE NOTICE 'Creating new Primary Key on auditlog (auditid, clock)...';
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ALTER TABLE auditlog ADD PRIMARY KEY (auditid, clock);
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ELSE
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RAISE NOTICE 'Constraint auditlog_pkey not found. Skipping or already modified.';
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END IF;
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END $$;
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