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luhuayi 177cd61a57 DWS DEVG 910.211 version

Reviewed-by: Pruthi, Vineet <vineet.pruthi@t-systems.com>
Co-authored-by: luhuayi <luhuayi@huawei.com>
Co-committed-by: luhuayi <luhuayi@huawei.com>

2025-05-05 07:44:03 +00:00

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PG_TS_PARSER

PG_TS_PARSER records entries defining text search parsers. A parser splits input text into lexemes and assigns a token type to each lexeme. Since a parser must be implemented by C functions, parsers can be created only by database administrators.

**Table 1** PG_TS_PARSER columns
Name	Type	Reference	Description
OID	OID	N/A	Row identifier (hidden attribute; displayed only when explicitly selected)
prsname	Name	N/A	Text search parser name
prsnamespace	OID	PG_NAMESPACE.oid	OID of the namespace that contains the parser
prsstart	regproc	PG_PROC.oid	OID of the parser's startup function
prstoken	regproc	PG_PROC.oid	OID of the parser's next-token function
prsend	regproc	PG_PROC.oid	OID of the parser's shutdown function
prsheadline	regproc	PG_PROC.oid	OID of the parser's headline function
prslextype	regproc	PG_PROC.oid	OID of the parser's lextype function

Parent topic: System Catalogs

8.4 KiB Raw Blame History

PG_TS_PARSER

8.4 KiB

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