pg_char_to_encoding

Converts the supplied encoding name into an integer representing the internal identifier used in some system catalog tables. Returns -1 if an unknown encoding name is provided.

English manual coverage begins with PostgreSQL 7.1. Source history and runtime observations have their own recorded version boundaries.

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group: info
group label: 系统信息函数和操作符
lang: en
layout: table-new
pages: functions-info.html
prose only: false

Definition PG 18

Converts the supplied encoding name into an integer representing the internal identifier used in some system catalog tables. Returns -1 if an unknown encoding name is provided.

Signatures and overloads

pg_char_to_encoding ( encoding name ) → integer → integer

Converts the supplied encoding name into an integer representing the internal identifier used in some system catalog tables. Returns -1 if an unknown encoding name is provided.

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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-20261023:65a32b59270c72540d18d4161ad62b8f476789720a6c4ab8a82688a25b583e42

Text language: en · wiki-repair-20261023:65a32b59270c72540d18d4161ad62b8f476789720a6c4ab8a82688a25b583e42