mirror of
https://git.postgresql.org/git/postgresql.git
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1758b3ec96
functions. I also found that pg_file_length was incorrectly documented in the README as pg_file_size.
42 lines
1.3 KiB
MySQL
42 lines
1.3 KiB
MySQL
/* ***********************************************
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* Administrative functions for PostgreSQL
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* *********************************************** */
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/* generic file access functions */
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CREATE FUNCTION pg_catalog.pg_file_write(text, text, bool) RETURNS bigint
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AS 'MODULE_PATHNAME', 'pg_file_write'
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LANGUAGE C VOLATILE STRICT;
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CREATE FUNCTION pg_catalog.pg_file_rename(text, text, text) RETURNS bool
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AS 'MODULE_PATHNAME', 'pg_file_rename'
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LANGUAGE C VOLATILE;
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CREATE FUNCTION pg_catalog.pg_file_rename(text, text) RETURNS bool
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AS 'SELECT pg_file_rename($1, $2, NULL); '
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LANGUAGE SQL VOLATILE STRICT;
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CREATE FUNCTION pg_catalog.pg_file_unlink(text) RETURNS bool
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AS 'MODULE_PATHNAME', 'pg_file_unlink'
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LANGUAGE C VOLATILE STRICT;
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CREATE FUNCTION pg_catalog.pg_logdir_ls() RETURNS setof record
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AS 'MODULE_PATHNAME', 'pg_logdir_ls'
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LANGUAGE C VOLATILE STRICT;
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/* Renaming of existing backend functions for pgAdmin compatibility */
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CREATE FUNCTION pg_catalog.pg_file_read(text, bigint, bigint) RETURNS text
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AS 'pg_read_file'
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LANGUAGE INTERNAL VOLATILE STRICT;
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CREATE FUNCTION pg_catalog.pg_file_length(text) RETURNS bigint
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AS 'SELECT size FROM pg_stat_file($1)'
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LANGUAGE SQL VOLATILE STRICT;
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CREATE FUNCTION pg_catalog.pg_logfile_rotate() RETURNS int4
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AS 'pg_rotate_logfile'
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LANGUAGE INTERNAL VOLATILE STRICT;
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