57 lines
4.0 KiB
SQL
57 lines
4.0 KiB
SQL
-- Async task table schema migration
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-- Add new columns for enhanced task tracking and retry functionality
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-- Add new columns to async_task table
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS started_at bigint NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS execution_time bigint NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS retry_count integer NOT NULL DEFAULT 0;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS max_retry_count integer NOT NULL DEFAULT 3;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS next_retry_time bigint NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS retry_delay integer NOT NULL DEFAULT 5000;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS priority integer NOT NULL DEFAULT 5;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS queue_name varchar(100) NOT NULL DEFAULT 'default';
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS worker_id varchar(50) NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS failure_reason text NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS stack_trace text NULL;
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ALTER TABLE async_task ADD COLUMN IF NOT EXISTS created_by varchar(100) NULL;
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-- Add new columns to async_task_result table
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ALTER TABLE async_task_result ADD COLUMN IF NOT EXISTS execution_time bigint NOT NULL DEFAULT 0;
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ALTER TABLE async_task_result ADD COLUMN IF NOT EXISTS memory_usage bigint NULL;
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ALTER TABLE async_task_result ADD COLUMN IF NOT EXISTS cpu_usage double precision NULL;
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ALTER TABLE async_task_result ADD COLUMN IF NOT EXISTS retry_count integer NOT NULL DEFAULT 0;
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ALTER TABLE async_task_result ADD COLUMN IF NOT EXISTS completed_at bigint NOT NULL DEFAULT 0;
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-- Add indexes for improved query performance
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CREATE INDEX IF NOT EXISTS idx_async_task_status_priority ON async_task(status, priority DESC);
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CREATE INDEX IF NOT EXISTS idx_async_task_next_retry_time ON async_task(next_retry_time) WHERE status = 'FAILED';
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CREATE INDEX IF NOT EXISTS idx_async_task_created_by ON async_task(created_by);
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CREATE INDEX IF NOT EXISTS idx_async_task_task_type ON async_task(task_type);
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CREATE INDEX IF NOT EXISTS idx_async_task_started_at ON async_task(started_at) WHERE started_at IS NOT NULL;
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-- Update existing rows to have default values for new columns
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UPDATE async_task SET priority = 5 WHERE priority IS NULL;
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UPDATE async_task SET queue_name = 'default' WHERE queue_name IS NULL;
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UPDATE async_task SET retry_count = 0 WHERE retry_count IS NULL;
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UPDATE async_task SET max_retry_count = 3 WHERE max_retry_count IS NULL;
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UPDATE async_task SET retry_delay = 5000 WHERE retry_delay IS NULL;
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-- Add comments for new columns
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COMMENT ON COLUMN async_task.started_at IS 'Timestamp when task execution started (Unix epoch seconds)';
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COMMENT ON COLUMN async_task.execution_time IS 'Task execution time in milliseconds';
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COMMENT ON COLUMN async_task.retry_count IS 'Number of retry attempts for failed tasks';
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COMMENT ON COLUMN async_task.max_retry_count IS 'Maximum number of retry attempts allowed';
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COMMENT ON COLUMN async_task.next_retry_time IS 'Next retry timestamp (Unix epoch seconds)';
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COMMENT ON COLUMN async_task.retry_delay IS 'Delay between retries in milliseconds';
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COMMENT ON COLUMN async_task.priority IS 'Task priority (1-10, higher is more important)';
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COMMENT ON COLUMN async_task.queue_name IS 'Name of the queue the task belongs to';
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COMMENT ON COLUMN async_task.worker_id IS 'ID of the worker processing the task';
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COMMENT ON COLUMN async_task.failure_reason IS 'Reason for task failure';
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COMMENT ON COLUMN async_task.stack_trace IS 'Stack trace for debugging failed tasks';
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COMMENT ON COLUMN async_task.created_by IS 'User or system that created the task';
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COMMENT ON COLUMN async_task_result.execution_time IS 'Total execution time in milliseconds';
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COMMENT ON COLUMN async_task_result.memory_usage IS 'Memory usage in bytes';
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COMMENT ON COLUMN async_task_result.cpu_usage IS 'CPU usage percentage';
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COMMENT ON COLUMN async_task_result.retry_count IS 'Number of retries before success';
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COMMENT ON COLUMN async_task_result.completed_at IS 'Timestamp when task completed (Unix epoch seconds)'; |