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Add pg_column_size() to return storage size of a column, including

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possible compression.

Mark Kirkwood
This commit is contained in:
Bruce Momjian
2005-07-06 19:02:54 +00:00
parent b9cb132648
commit a923602855
6 changed files with 114 additions and 6 deletions
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3
src/include/utils/builtins.h
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1996-2005, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.258 2005/06/17 22:32:50 tgl Exp $
* $PostgreSQL: pgsql/src/include/utils/builtins.h,v 1.259 2005/07/06 19:02:54 momjian Exp $
*
*-------------------------------------------------------------------------
*/
@ -601,6 +601,7 @@ extern Datum byteacat(PG_FUNCTION_ARGS);
extern Datum byteapos(PG_FUNCTION_ARGS);
extern Datum bytea_substr(PG_FUNCTION_ARGS);
extern Datum bytea_substr_no_len(PG_FUNCTION_ARGS);
extern Datum pg_column_size(PG_FUNCTION_ARGS);
/* version.c */
extern Datum pgsql_version(PG_FUNCTION_ARGS);