Commit f99e525f authored by Bruce Momjian's avatar Bruce Momjian

Update for tables returning function, item 5.3, from Joe Conway.

parent b0146a24
Frequently Asked Questions (FAQ) for PostgreSQL Frequently Asked Questions (FAQ) for PostgreSQL
Last updated: Sun Oct 13 23:15:09 EDT 2002 Last updated: Thu Oct 17 19:33:40 EDT 2002
Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us) Current maintainer: Bruce Momjian (pgman@candle.pha.pa.us)
...@@ -1113,8 +1113,11 @@ CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP ); ...@@ -1113,8 +1113,11 @@ CREATE TABLE test (x int, modtime timestamp DEFAULT CURRENT_TIMESTAMP );
5.3) How do I write a C function to return a tuple? 5.3) How do I write a C function to return a tuple?
This requires wizardry so extreme that the authors have never tried In versions of PostgreSQL beginning with 7.3, table-returning
it, though in principle it can be done. functions are fully supported in C, PL/PgSQL, and SQL. See the
Programmer's Guide for more information. An example of a
table-returning function defined in C can be found in
contrib/tablefunc.
5.4) I have changed a source file. Why does the recompile not see the 5.4) I have changed a source file. Why does the recompile not see the
change? change?
......
...@@ -14,7 +14,7 @@ ...@@ -14,7 +14,7 @@
alink="#0000ff"> alink="#0000ff">
<H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1> <H1>Frequently Asked Questions (FAQ) for PostgreSQL</H1>
<P>Last updated: Sun Oct 13 23:15:09 EDT 2002</P> <P>Last updated: Thu Oct 17 19:33:40 EDT 2002</P>
<P>Current maintainer: Bruce Momjian (<A href= <P>Current maintainer: Bruce Momjian (<A href=
"mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR> "mailto:pgman@candle.pha.pa.us">pgman@candle.pha.pa.us</A>)<BR>
...@@ -1408,8 +1408,11 @@ BYTEA bytea variable-length byte array (null-byte safe) ...@@ -1408,8 +1408,11 @@ BYTEA bytea variable-length byte array (null-byte safe)
<H4><A name="5.3">5.3</A>) How do I write a C function to return a <H4><A name="5.3">5.3</A>) How do I write a C function to return a
tuple?</H4> tuple?</H4>
<P>This requires wizardry so extreme that the authors have never <P>In versions of PostgreSQL beginning with 7.3, table-returning
tried it, though in principle it can be done.</P> functions are fully supported in C, PL/PgSQL, and SQL. See the
Programmer's Guide for more information. An example of a
table-returning function defined in C can be found in
contrib/tablefunc.</P>
<H4><A name="5.4">5.4</A>) I have changed a source file. Why does <H4><A name="5.4">5.4</A>) I have changed a source file. Why does
the recompile not see the change?</H4> the recompile not see the change?</H4>
......
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