EXECUTE'DROP INDEX IF EXISTS "process_task_relation_idx_project_code_process_definition_code"';
EXECUTE'CREATE INDEX IF NOT EXISTS process_task_relation_idx_project_code_process_definition_code ON '||quote_ident(v_schema)||'.t_ds_process_task_relation USING Btree("project_code","process_definition_code")';
EXECUTE'DROP INDEX IF EXISTS "process_task_relation_idx_pre_task_code_version"';
EXECUTE'CREATE INDEX IF NOT EXISTS process_task_relation_idx_pre_task_code_version ON '||quote_ident(v_schema)||'.t_ds_process_task_relation USING Btree("pre_task_code","pre_task_version")';
EXECUTE'DROP INDEX IF EXISTS "process_task_relation_idx_post_task_code_version"';
EXECUTE'CREATE INDEX IF NOT EXISTS process_task_relation_idx_post_task_code_version ON '||quote_ident(v_schema)||'.t_ds_process_task_relation USING Btree("post_task_code","post_task_version")';
EXECUTE'DROP INDEX IF EXISTS "process_task_relation_log_idx_project_code_process_definition_code"';
EXECUTE'CREATE INDEX IF NOT EXISTS process_task_relation_log_idx_project_code_process_definition_code ON '||quote_ident(v_schema)||'.t_ds_process_task_relation_log USING Btree("project_code","process_definition_code")';