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REGEXP_SUBSTR « Regular Expressions « Oracle PL / SQL
Oracle PL / SQL
Regular Expressions
REGEXP_SUBSTR
1.
REGEXP_SUBSTR(description,'ird|irs'): Treat a pattern as a group
2.
REGEXP_SUBSTR('Yababa dababa do','(ab)\1')
3.
REGEXP_SUBSTR('Mississippi', 'si', 1, 2, 'i')