regexp_count

Returns the number of times the POSIX regular expression pattern matches in the string; see Section 9.7.3.

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group: string
group label: 字符串函数和操作符
lang: en
layout: table-new
pages: functions-string.html
prose only: false

Definition PG 18

Returns the number of times the POSIX regular expression pattern matches in the string; see Section 9.7.3.

Signatures and overloads

regexp_count ( string text, pattern text [, start integer [, flags text] ] ) → integer → integer

Returns the number of times the POSIX regular expression pattern matches in the string; see Section 9.7.3.

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Complete source facts

documentation revision

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Source references

Original manual reference

Full definition and evidence JSON

Definition sources

center · PostgreSQL 18 · wiki-repair-20261023:222846113faa325d89827c723b7d15fddcca5b16dcddc248a03f5dba2f929ce3

Text language: en · wiki-repair-20261023:222846113faa325d89827c723b7d15fddcca5b16dcddc248a03f5dba2f929ce3