CREATE TABLE IF NOT EXISTS contact_exports (
    id BIGSERIAL PRIMARY KEY,
    account_id BIGINT NOT NULL,
    user_id BIGINT,
    status VARCHAR(50) NOT NULL DEFAULT 'pending',
    file_name VARCHAR(255) NOT NULL,
    content_type VARCHAR(100) NOT NULL DEFAULT 'text/csv',
    file_url VARCHAR(512),
    csv_data BYTEA,
    row_count INTEGER DEFAULT 0,
    column_names JSONB,
    filter_params JSONB,
    error TEXT,
    completed_at TIMESTAMP WITH TIME ZONE,
    created_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
    updated_at TIMESTAMP WITH TIME ZONE DEFAULT NOW(),
    deleted_at TIMESTAMP WITH TIME ZONE
);

CREATE INDEX IF NOT EXISTS idx_contact_exports_account_id ON contact_exports(account_id);
CREATE INDEX IF NOT EXISTS idx_contact_exports_user_id ON contact_exports(user_id);
CREATE INDEX IF NOT EXISTS idx_contact_exports_deleted_at ON contact_exports(deleted_at);