REGEXP_EXTRACT_ALL

Matches the regular expression on the input string. Returns the escape groups if any exists or the original string if none exists.

Syntax

REGEXP_EXTRACT_ALL(first, second)

Arguments

Name	Type
first	string
second	string

Returns

Returns the substrings(s) matched by the regular expression

Examples

first	second	Output
'abcdefabc'	'abc'	[abc, abc]
'1a2b3'	'\d+'	[1, 2, 3]
'Word'	'^((((((((((..)?.)?.)?.)?.)?.)?.)?.)?.)?.)?'	[Word, Wor, Wo, W]
'abab'	'abc'	null
null::string	'abc'	null
'abc'	''	[, , , ]
array['ab1', 'a2a', '345']	'\d'	[1, 2, 3, 4, 5]
array['ab1', 'a2a', '345']	array['\d', 'a']	[1, a, 2, a, a, 3, 4, 5]
'abc'	null::string	null

Transformation job example

SQL

CREATE JOB function_operator_example
    ADD_MISSING_COLUMNS = true
AS INSERT INTO default_glue_catalog.upsolver_samples.orders_transformed_data 
  MAP_COLUMNS_BY_NAME
    SELECT first, second,
        REGEXP_EXTRACT_ALL(first, second) AS Output
    FROM default_glue_catalog.upsolver_samples.orders_raw_data
    LET first = 'abcdefabc',
        second = 'abc'
    WHERE $commit_time BETWEEN run_start_time() AND run_end_time()
    LIMIT 1;

Query result

first	second	Output
'abcdefabc'	'abc'	[abc, abc]