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REGEX_MATCH_POSITION

Matches the regular expression on the input string, and returns the index of the first match.

Syntax

REGEX_MATCH_POSITION(pattern, value, startPosition)

Arguments

Name
Type
Description
pattern
string
Pattern to search for
value
string
startPosition
numeric

Returns

bigint

Examples

pattern
value
startPosition
Output
','
'1,2,3'
0
1
'2,\d'
'1,2,3'
2
2
'2,\d'
'1,2,3'
3
null
','
'1,2,3'
-1
null
','
'1,2,3'
-2
3

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 pattern, value, startPosition,
REGEX_MATCH_POSITION(',', value, startPosition) AS Output
FROM default_glue_catalog.upsolver_samples.orders_raw_data
LET pattern = ',',
value = '1,2,3',
startPosition = 0
WHERE time_filter()
LIMIT 1;

Query result

pattern
value
startPosition
Output
','
'1,2,3'
0
1