Window

PERCENTILE_CONT

BigQueryBigQuery

Computes a continuous percentile value using linear interpolation across the values in a group.

Tipe hasil: FLOAT64Diperbarui: 13 Jun 2026

Syntax

SQL
PERCENTILE_CONT(expression, percentile) OVER ([PARTITION BY partition_expression])

Parameter

expressionFLOAT64/INT64wajib

Numeric column to compute the percentile from

percentileFLOAT64wajib

Percentile value between 0 and 1

PARTITION BYexpressionopsional

Divides data into groups

Contoh Penggunaan

Calculate Median Salary

SQL
1SELECT
2  department,
3  name,
4  salary,
5  PERCENTILE_CONT(salary, 0.5) OVER (PARTITION BY department) as median_salary
6FROM `project.dataset.employees`;

Median salary per department using linear interpolation.

Hasil
departmentnamesalarymedian_salary
SalesDavid5000075000.0
SalesBob8000075000.0
SalesAlice12000075000.0

Multiple Percentiles

SQL
1SELECT
2  category,
3  PERCENTILE_CONT(price, 0.25) OVER (PARTITION BY category) as p25,
4  PERCENTILE_CONT(price, 0.5) OVER (PARTITION BY category) as median,
5  PERCENTILE_CONT(price, 0.75) OVER (PARTITION BY category) as p75
6FROM `project.dataset.products`;

Price quartiles per category.

Pertanyaan Umum tentang PERCENTILE_CONT

Apa itu fungsi PERCENTILE_CONT di BigQuery?
Computes a continuous percentile value using linear interpolation across the values in a group. Di BigQuery, fungsi PERCENTILE_CONT termasuk dalam kelompok fungsi yang sering digunakan untuk mengolah dan menganalisis data secara efisien.
Bagaimana cara menggunakan PERCENTILE_CONT di BigQuery?
Gunakan sintaks berikut: PERCENTILE_CONT(expression, percentile) OVER ([PARTITION BY partition_expression]). Pastikan argumen yang dimasukkan sudah sesuai dengan tipe data yang diharapkan.
Apa nilai yang dikembalikan oleh fungsi PERCENTILE_CONT?
Fungsi PERCENTILE_CONT mengembalikan nilai bertipe FLOAT64. Pastikan tipe data hasil sudah sesuai dengan kebutuhan query atau formula kamu. Jika input mengandung nilai NULL, perilaku fungsi dapat berbeda — selalu periksa dokumentasi untuk memastikan hasilnya sesuai ekspektasi.
Apa saja parameter fungsi PERCENTILE_CONT?
Fungsi ini memiliki 2 parameter wajib dan 1 parameter opsional. Parameter yang digunakan: expression (FLOAT64/INT64, wajib): Numeric column to compute the percentile from; percentile (FLOAT64, wajib): Percentile value between 0 and 1; PARTITION BY (expression, opsional): Divides data into groups.
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