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