查询名称 · 第 3 步，共 8 步字段值取值不可自拟，请严格按原值填写。这些字段在 schema 中的类型为 string 但并非自由文本， time_period.* 列属于 time_period 实体。time_period.durationLength of one row on the time_period entity. Pair it with provenance.time_period.provenanceSource of one row on the time_period entity. Pair it with duration.time_period.fiscal_yearInteger fiscal year on the time_period entity.time_period.fiscal_quarterInteger fiscal quarter on the time_period entity.time_period.start_datePeriod start date on the time_period entity. Send YYYY-MM-DD.time_period.end_datePeriod end date on the time_period entity. Send YYYY-MM-DD.file.source_typeFour document kinds. Query only these four.company.hq_countryTwo-letter uppercase country code. The schema lists five codes.company.fiscal_year_endFiscal year-end calendar day. The stored value is YYYY-MM-DD, but only MM-DD matters.stock_price.currencyCurrency of close and adjusted_close.earnings_calendar.sourceWhere the earnings date came from.knowledge_unit.cell_typeWhat a ku_cell is keyed by.knowledge_unit.group_typeWhat a ku_cell row group is scoped to.knowledge_unit.render_formatHow ku_cell.content is shaped.standard_event.typeAn exact string from a large catalog with its own page.knowledge_unit.nameAn exact string from a large catalog with its own page.上一篇工具名称下一篇事件类型