SPLIT (Lakehouse v1)
指定した区切り文字で文字列を分割し、分割結果を配列として返します。
関連項目: SPLIT_PART
Analyze の構文
Section titled “Analyze の構文”func.split('<input_string>', '<delimiter>')Analyze の例
Section titled “Analyze の例”func.split('PlaidCloud Lakehouse', ' ')┌─────────────────────────────────────────┐│ func.split('PlaidCloud Lakehouse', ' ') │├─────────────────────────────────────────┤│ ['PlaidCloud Lakehouse'] │└─────────────────────────────────────────┘SPLIT('<input_string>', '<delimiter>')文字列の配列。入力文字列または区切り文字のいずれかが NULL の場合、SPLIT は NULL を返します。
-- Use a space as the delimiter-- SPLIT returns an array with two parts.SELECT SPLIT('PlaidCloud Lakehouse', ' ');
split('PlaidCloud Lakehouse', ' ')|----------------------------------+['PlaidCloud','Lakehouse'] |
-- Use an empty string as the delimiter or a delimiter that does not exist in the input string-- SPLIT returns an array containing the entire input string as a single part.SELECT SPLIT('PlaidCloud Lakehouse', '');
split('databend cloud', '')|----------------------------------+['PlaidCloud Lakehouse'] |
SELECT SPLIT('PlaidCloud Lakehouse', ',');
split('databend cloud', ',')|----------------------------------+['PlaidCloud Lakehouse'] |
-- Use ' ' (tab) as the delimiter-- SPLIT returns an array with timestamp, log level, and message.
SELECT SPLIT('2023-10-19 15:30:45 INFO Log message goes here', ' ');
split('2023-10-19 15:30:45\tinfo\tlog message goes here', '\t')|---------------------------------------------------------------+['2023-10-19 15:30:45','INFO','Log message goes here'] |