DROP INDEX IF EXISTS idx_research_exports_status; DROP INDEX IF EXISTS idx_research_exports_project; DROP INDEX IF EXISTS idx_research_collaborators_user; DROP INDEX IF EXISTS idx_research_collaborators_project; DROP INDEX IF EXISTS idx_research_citations_style; DROP INDEX IF EXISTS idx_research_citations_source; DROP INDEX IF EXISTS idx_research_findings_status; DROP INDEX IF EXISTS idx_research_findings_type; DROP INDEX IF EXISTS idx_research_findings_project; DROP INDEX IF EXISTS idx_research_notes_tags; DROP INDEX IF EXISTS idx_research_notes_type; DROP INDEX IF EXISTS idx_research_notes_source; DROP INDEX IF EXISTS idx_research_notes_project; DROP INDEX IF EXISTS idx_research_sources_verified; DROP INDEX IF EXISTS idx_research_sources_type; DROP INDEX IF EXISTS idx_research_sources_project; DROP INDEX IF EXISTS idx_research_projects_tags; DROP INDEX IF EXISTS idx_research_projects_status; DROP INDEX IF EXISTS idx_research_projects_owner; DROP INDEX IF EXISTS idx_research_projects_org_bot; DROP TABLE IF EXISTS research_exports; DROP TABLE IF EXISTS research_collaborators; DROP TABLE IF EXISTS research_citations; DROP TABLE IF EXISTS research_findings; DROP TABLE IF EXISTS research_notes; DROP TABLE IF EXISTS research_sources; DROP TABLE IF EXISTS research_projects;