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1.4 LTS
3.0
4.0
5.0
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
10.11
11.4
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11g Release 2
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8.4
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10
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19 beta 3
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3.8
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3.27
3.39
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3.53
2.11
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2.28
2.6
2.8
2.18
2024.2 LTS
2025.2 LTS
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Sakila
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AdventureWorks
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AdventureWorks
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WITH yourTable AS ( SELECT '01ABC23fg98' AS input_String FROM dual ) SELECT input_String, TRIM(REGEXP_REPLACE(input_String, '([A-Za-z]+)', ' \1 ')) AS output_String FROM yourTable;
INPUT_STRING
OUTPUT_STRING
01ABC23fg98
01 ABC 23 fg 98