[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["没有我需要的信息","missingTheInformationINeed","thumb-down"],["太复杂/步骤太多","tooComplicatedTooManySteps","thumb-down"],["内容需要更新","outOfDate","thumb-down"],["翻译问题","translationIssue","thumb-down"],["示例/代码问题","samplesCodeIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC):2025-08-29。"],[],["Currency metrics like `metrics.cost_micros` require `segments.date` in both the SELECT and WHERE clauses. The `CONTAINS` operator is not for substring searches within string fields; it's for checking value lists. Use `REGEXP_MATCH` to find substrings in string fields, as demonstrated with the example of searching `customer.descriptive_name` for patterns like 'Customer.*'.\n"]]