Some further kibitzing on cachability of datetime functions.
In particular, mark all I/O functions that can produce or consume a date as noncachable, in light of existence of DateStyle variable.
This commit is contained in:
Tom Lane
parent
4a147ba641
commit
2b7ccb17e1
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@ -37,7 +37,7 @@
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: catversion.h,v 1.97 2001/10/03 05:29:24 thomas Exp $
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* $Id: catversion.h,v 1.98 2001/10/03 17:22:05 tgl Exp $
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*
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*-------------------------------------------------------------------------
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*/
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@ -53,6 +53,6 @@
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*/
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/* yyyymmddN */
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#define CATALOG_VERSION_NO 200110011
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#define CATALOG_VERSION_NO 200110031
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#endif
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@ -7,7 +7,7 @@
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* Portions Copyright (c) 1996-2001, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* $Id: pg_proc.h,v 1.214 2001/10/03 05:29:24 thomas Exp $
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* $Id: pg_proc.h,v 1.215 2001/10/03 17:22:05 tgl Exp $
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*
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* NOTES
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* The script catalog/genbki.sh reads this file and generates .bki
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@ -509,23 +509,23 @@ DATA(insert OID = 246 ( tintervalin PGUID 12 f t f t 1 f 704 "0" 100 0 0 100
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DESCR("(internal)");
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DATA(insert OID = 247 ( tintervalout PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 tintervalout - ));
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DESCR("(internal)");
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DATA(insert OID = 248 ( intinterval PGUID 12 f t f t 2 f 16 "702 704" 100 0 0 100 intinterval - ));
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DATA(insert OID = 248 ( intinterval PGUID 12 f t t t 2 f 16 "702 704" 100 0 0 100 intinterval - ));
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DESCR("abstime in tinterval");
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DATA(insert OID = 249 ( tintervalrel PGUID 12 f t f t 1 f 703 "704" 100 0 0 100 tintervalrel - ));
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DATA(insert OID = 249 ( tintervalrel PGUID 12 f t t t 1 f 703 "704" 100 0 0 100 tintervalrel - ));
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DESCR("");
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DATA(insert OID = 250 ( timenow PGUID 12 f t f t 0 f 702 "0" 100 0 0 100 timenow - ));
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DESCR("Current date and time (abstime)");
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DATA(insert OID = 251 ( abstimeeq PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimeeq - ));
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DATA(insert OID = 251 ( abstimeeq PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimeeq - ));
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DESCR("equal");
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DATA(insert OID = 252 ( abstimene PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimene - ));
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DATA(insert OID = 252 ( abstimene PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimene - ));
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DESCR("not equal");
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DATA(insert OID = 253 ( abstimelt PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimelt - ));
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DATA(insert OID = 253 ( abstimelt PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimelt - ));
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DESCR("less-than");
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DATA(insert OID = 254 ( abstimegt PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimegt - ));
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DATA(insert OID = 254 ( abstimegt PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimegt - ));
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DESCR("greater-than");
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DATA(insert OID = 255 ( abstimele PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimele - ));
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DATA(insert OID = 255 ( abstimele PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimele - ));
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DESCR("less-than-or-equal");
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DATA(insert OID = 256 ( abstimege PGUID 12 f t f t 2 f 16 "702 702" 100 0 0 100 abstimege - ));
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DATA(insert OID = 256 ( abstimege PGUID 12 f t t t 2 f 16 "702 702" 100 0 0 100 abstimege - ));
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DESCR("greater-than-or-equal");
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DATA(insert OID = 257 ( reltimeeq PGUID 12 f t t t 2 f 16 "703 703" 100 0 0 100 reltimeeq - ));
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DESCR("equal");
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@ -539,31 +539,31 @@ DATA(insert OID = 261 ( reltimele PGUID 12 f t t t 2 f 16 "703 703" 100 0 0
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DESCR("less-than-or-equal");
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DATA(insert OID = 262 ( reltimege PGUID 12 f t t t 2 f 16 "703 703" 100 0 0 100 reltimege - ));
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DESCR("greater-than-or-equal");
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DATA(insert OID = 263 ( tintervalsame PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalsame - ));
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DATA(insert OID = 263 ( tintervalsame PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalsame - ));
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DESCR("same as");
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DATA(insert OID = 264 ( tintervalct PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalct - ));
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DATA(insert OID = 264 ( tintervalct PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalct - ));
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DESCR("less-than");
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DATA(insert OID = 265 ( tintervalov PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalov - ));
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DATA(insert OID = 265 ( tintervalov PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalov - ));
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DESCR("overlaps");
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DATA(insert OID = 266 ( tintervalleneq PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervalleneq - ));
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DATA(insert OID = 266 ( tintervalleneq PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervalleneq - ));
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DESCR("length equal");
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DATA(insert OID = 267 ( tintervallenne PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervallenne - ));
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DATA(insert OID = 267 ( tintervallenne PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervallenne - ));
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DESCR("length not equal to");
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DATA(insert OID = 268 ( tintervallenlt PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervallenlt - ));
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DATA(insert OID = 268 ( tintervallenlt PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervallenlt - ));
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DESCR("length less-than");
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DATA(insert OID = 269 ( tintervallengt PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervallengt - ));
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DATA(insert OID = 269 ( tintervallengt PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervallengt - ));
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DESCR("length greater-than");
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DATA(insert OID = 270 ( tintervallenle PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervallenle - ));
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DATA(insert OID = 270 ( tintervallenle PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervallenle - ));
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DESCR("length less-than-or-equal");
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DATA(insert OID = 271 ( tintervallenge PGUID 12 f t f t 2 f 16 "704 703" 100 0 0 100 tintervallenge - ));
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DATA(insert OID = 271 ( tintervallenge PGUID 12 f t t t 2 f 16 "704 703" 100 0 0 100 tintervallenge - ));
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DESCR("length greater-than-or-equal");
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DATA(insert OID = 272 ( tintervalstart PGUID 12 f t f t 1 f 702 "704" 100 0 0 100 tintervalstart - ));
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DATA(insert OID = 272 ( tintervalstart PGUID 12 f t t t 1 f 702 "704" 100 0 0 100 tintervalstart - ));
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DESCR("start of interval");
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DATA(insert OID = 273 ( tintervalend PGUID 12 f t f t 1 f 702 "704" 100 0 0 100 tintervalend - ));
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DATA(insert OID = 273 ( tintervalend PGUID 12 f t t t 1 f 702 "704" 100 0 0 100 tintervalend - ));
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DESCR("");
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DATA(insert OID = 274 ( timeofday PGUID 12 f t f t 0 f 25 "0" 100 0 0 100 timeofday - ));
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DESCR("Current date and time with microseconds");
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DATA(insert OID = 275 ( isfinite PGUID 12 f t f t 1 f 16 "702" 100 0 0 100 abstime_finite - ));
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DATA(insert OID = 275 ( isfinite PGUID 12 f t t t 1 f 16 "702" 100 0 0 100 abstime_finite - ));
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DESCR("");
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DATA(insert OID = 276 ( int2fac PGUID 12 f t t t 1 f 23 "21" 100 0 0 100 int2fac - ));
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@ -741,7 +741,7 @@ DATA(insert OID = 356 ( btoidcmp PGUID 12 f t t t 2 f 23 "26 26" 100 0 0 10
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DESCR("btree less-equal-greater");
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DATA(insert OID = 404 ( btoidvectorcmp PGUID 12 f t t t 2 f 23 "30 30" 100 0 0 100 btoidvectorcmp - ));
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DESCR("btree less-equal-greater");
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DATA(insert OID = 357 ( btabstimecmp PGUID 12 f t f t 2 f 23 "702 702" 100 0 0 100 btabstimecmp - ));
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DATA(insert OID = 357 ( btabstimecmp PGUID 12 f t t t 2 f 23 "702 702" 100 0 0 100 btabstimecmp - ));
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DESCR("btree less-equal-greater");
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DATA(insert OID = 358 ( btcharcmp PGUID 12 f t t t 2 f 23 "18 18" 100 0 0 100 btcharcmp - ));
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DESCR("btree less-equal-greater");
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@ -913,7 +913,7 @@ DESCR("adjust char() to typmod length");
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DATA(insert OID = 669 ( varchar PGUID 12 f t t t 2 f 1043 "1043 23" 100 0 0 100 varchar - ));
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DESCR("adjust varchar() to typmod length");
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DATA(insert OID = 676 ( mktinterval PGUID 12 f t f t 2 f 704 "702 702" 100 0 0 100 mktinterval - ));
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DATA(insert OID = 676 ( mktinterval PGUID 12 f t t t 2 f 704 "702 702" 100 0 0 100 mktinterval - ));
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DESCR("convert to tinterval");
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DATA(insert OID = 619 ( oidvectorne PGUID 12 f t t t 2 f 16 "30 30" 100 0 0 100 oidvectorne - ));
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DESCR("not equal");
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@ -992,9 +992,9 @@ DATA(insert OID = 760 ( smgrin PGUID 12 f t f t 1 f 210 "0" 100 0 0 100 s
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DESCR("storage manager(internal)");
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DATA(insert OID = 761 ( smgrout PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 smgrout - ));
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DESCR("storage manager(internal)");
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DATA(insert OID = 762 ( smgreq PGUID 12 f t f t 2 f 16 "210 210" 100 0 0 100 smgreq - ));
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DATA(insert OID = 762 ( smgreq PGUID 12 f t t t 2 f 16 "210 210" 100 0 0 100 smgreq - ));
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DESCR("storage manager");
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DATA(insert OID = 763 ( smgrne PGUID 12 f t f t 2 f 16 "210 210" 100 0 0 100 smgrne - ));
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DATA(insert OID = 763 ( smgrne PGUID 12 f t t t 2 f 16 "210 210" 100 0 0 100 smgrne - ));
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DESCR("storage manager");
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DATA(insert OID = 764 ( lo_import PGUID 12 f t f t 1 f 26 "25" 100 0 0 100 lo_import - ));
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@ -1034,17 +1034,17 @@ DESCR("gist(internal)");
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DATA(insert OID = 772 ( gistcostestimate PGUID 12 f t f t 8 f 0 "0 0 0 0 0 0 0 0" 100 0 0 100 gistcostestimate - ));
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DESCR("gist(internal)");
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DATA(insert OID = 784 ( tintervaleq PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervaleq - ));
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DATA(insert OID = 784 ( tintervaleq PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervaleq - ));
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DESCR("equal");
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DATA(insert OID = 785 ( tintervalne PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalne - ));
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DATA(insert OID = 785 ( tintervalne PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalne - ));
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DESCR("not equal");
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DATA(insert OID = 786 ( tintervallt PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervallt - ));
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DATA(insert OID = 786 ( tintervallt PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervallt - ));
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DESCR("less-than");
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DATA(insert OID = 787 ( tintervalgt PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalgt - ));
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DATA(insert OID = 787 ( tintervalgt PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalgt - ));
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DESCR("greater-than");
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DATA(insert OID = 788 ( tintervalle PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalle - ));
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DATA(insert OID = 788 ( tintervalle PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalle - ));
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DESCR("less-than-or-equal");
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DATA(insert OID = 789 ( tintervalge PGUID 12 f t f t 2 f 16 "704 704" 100 0 0 100 tintervalge - ));
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DATA(insert OID = 789 ( tintervalge PGUID 12 f t t t 2 f 16 "704 704" 100 0 0 100 tintervalge - ));
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DESCR("greater-than-or-equal");
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/* OIDS 800 - 899 */
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@ -1258,9 +1258,9 @@ DESCR("equal");
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DATA(insert OID = 748 ( date PGUID 12 f t f t 1 f 1082 "25" 100 0 0 100 text_date - ));
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DESCR("convert text to date");
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DATA(insert OID = 749 ( text PGUID 12 f t t t 1 f 25 "1082" 100 0 0 100 date_text - ));
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DATA(insert OID = 749 ( text PGUID 12 f t f t 1 f 25 "1082" 100 0 0 100 date_text - ));
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DESCR("convert date to text");
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DATA(insert OID = 837 ( time PGUID 12 f t t t 1 f 1083 "25" 100 0 0 100 text_time - ));
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DATA(insert OID = 837 ( time PGUID 12 f t f t 1 f 1083 "25" 100 0 0 100 text_time - ));
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DESCR("convert text to time");
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DATA(insert OID = 948 ( text PGUID 12 f t t t 1 f 25 "1083" 100 0 0 100 time_text - ));
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DESCR("convert time to text");
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@ -1332,7 +1332,7 @@ DATA(insert OID = 1081 ( format_type PGUID 12 f t t f 2 f 25 "26 23" 100 0 0
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DESCR("format a type oid and atttypmod to canonical SQL");
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DATA(insert OID = 1084 ( date_in PGUID 12 f t f t 1 f 1082 "0" 100 0 0 100 date_in - ));
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DESCR("(internal)");
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DATA(insert OID = 1085 ( date_out PGUID 12 f t t t 1 f 23 "0" 100 0 0 100 date_out - ));
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DATA(insert OID = 1085 ( date_out PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 date_out - ));
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DESCR("(internal)");
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DATA(insert OID = 1086 ( date_eq PGUID 12 f t t t 2 f 16 "1082 1082" 100 0 0 100 date_eq - ));
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DESCR("equal");
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@ -1391,7 +1391,7 @@ DESCR("divide");
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DATA(insert OID = 1150 ( timestamptz_in PGUID 12 f t f t 1 f 1184 "0" 100 0 0 100 timestamptz_in - ));
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DESCR("(internal)");
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DATA(insert OID = 1151 ( timestamptz_out PGUID 12 f t t t 1 f 23 "0" 100 0 0 100 timestamptz_out - ));
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DATA(insert OID = 1151 ( timestamptz_out PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 timestamptz_out - ));
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DESCR("(internal)");
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DATA(insert OID = 1152 ( timestamptz_eq PGUID 12 f t t t 2 f 16 "1184 1184" 100 0 0 100 timestamp_eq - ));
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DESCR("equal");
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@ -1516,7 +1516,7 @@ DESCR("absolute value");
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DATA(insert OID = 1253 ( int2abs PGUID 12 f t t t 1 f 21 "21" 100 0 0 100 int2abs - ));
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DESCR("absolute value");
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DATA(insert OID = 1263 ( interval PGUID 12 f t t t 1 f 1186 "25" 100 0 0 100 text_interval - ));
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DATA(insert OID = 1263 ( interval PGUID 12 f t f t 1 f 1186 "25" 100 0 0 100 text_interval - ));
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DESCR("convert text to interval");
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DATA(insert OID = 1271 ( overlaps PGUID 12 f t t f 4 f 16 "1266 1266 1266 1266" 100 0 0 100 overlaps_timetz - ));
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@ -1551,7 +1551,7 @@ DESCR("adjust char()[] to typmod length");
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DATA(insert OID = 1291 ( _varchar PGUID 12 f t t t 2 f 1015 "1015 23" 100 0 0 100 _varchar - ));
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DESCR("adjust varchar()[] to typmod length");
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DATA(insert OID = 1292 ( tideq PGUID 12 f t f t 2 f 16 "27 27" 100 0 0 100 tideq - ));
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DATA(insert OID = 1292 ( tideq PGUID 12 f t t t 2 f 16 "27 27" 100 0 0 100 tideq - ));
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DESCR("equal");
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DATA(insert OID = 1293 ( currtid PGUID 12 f t f t 2 f 27 "26 27" 100 0 0 100 currtid_byreloid - ));
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DESCR("latest tid of a tuple");
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@ -1598,7 +1598,7 @@ DESCR("SQL92 interval comparison");
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DATA(insert OID = 1312 ( timestamp_in PGUID 12 f t f t 1 f 1114 "0" 100 0 0 100 timestamp_in - ));
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DESCR("(internal)");
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DATA(insert OID = 1313 ( timestamp_out PGUID 12 f t t t 1 f 23 "0" 100 0 0 100 timestamp_out - ));
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DATA(insert OID = 1313 ( timestamp_out PGUID 12 f t f t 1 f 23 "0" 100 0 0 100 timestamp_out - ));
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DESCR("(internal)");
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DATA(insert OID = 1314 ( timestamptz_cmp PGUID 12 f t t t 2 f 23 "1184 1184" 100 0 0 100 timestamp_cmp - ));
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DESCR("less-equal-greater");
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@ -1671,7 +1671,7 @@ DATA(insert OID = 1362 ( time PGUID 14 f t t t 1 f 1083 "1083" 100 0 0 100
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DESCR("convert (noop)");
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DATA(insert OID = 1364 ( time PGUID 14 f t t t 1 f 1083 "702" 100 0 0 100 "select time(cast($1 as timestamp without time zone))" - ));
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DESCR("convert abstime to time");
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DATA(insert OID = 1365 ( abstime PGUID 14 f t f t 1 f 702 "702" 100 0 0 100 "select $1" - ));
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DATA(insert OID = 1365 ( abstime PGUID 14 f t t t 1 f 702 "702" 100 0 0 100 "select $1" - ));
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DESCR("convert (noop)");
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DATA(insert OID = 1367 ( reltime PGUID 14 f t t t 1 f 703 "703" 100 0 0 100 "select $1" - ));
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DESCR("convert (noop)");
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@ -1715,7 +1715,7 @@ DATA(insert OID = 1384 ( date_part PGUID 14 f t t t 2 f 701 "25 1082" 100 0
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DESCR("extract field from date");
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DATA(insert OID = 1385 ( date_part PGUID 14 f t t t 2 f 701 "25 1083" 100 0 0 100 "select date_part($1, interval($2))" - ));
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DESCR("extract field from time");
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DATA(insert OID = 1386 ( age PGUID 14 f t t t 1 f 1186 "1184" 100 0 0 100 "select age(\'today\', $1)" - ));
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DATA(insert OID = 1386 ( age PGUID 14 f t f t 1 f 1186 "1184" 100 0 0 100 "select age(cast(current_date as timestamp with time zone), $1)" - ));
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DESCR("date difference from today preserving months and years");
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DATA(insert OID = 1387 ( timetz PGUID 14 f t t t 1 f 1266 "1266" 100 0 0 100 "select $1" - ));
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@ -1920,7 +1920,7 @@ DATA(insert OID = 1479 ( circle PGUID 12 f t t t 1 f 718 "603" 100 0 0 100 b
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DESCR("convert box to circle");
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DATA(insert OID = 1480 ( box PGUID 12 f t t t 1 f 603 "718" 100 0 0 100 circle_box - ));
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DESCR("convert circle to box");
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DATA(insert OID = 1481 ( tinterval PGUID 12 f t f t 2 f 704 "702 702" 100 0 0 100 mktinterval - ));
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DATA(insert OID = 1481 ( tinterval PGUID 12 f t t t 2 f 704 "702 702" 100 0 0 100 mktinterval - ));
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DESCR("convert to tinterval");
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DATA(insert OID = 1482 ( lseg_ne PGUID 12 f t t t 2 f 16 "601 601" 100 0 0 100 lseg_ne - ));
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@ -2741,7 +2741,7 @@ DESCR("not equal");
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DATA(insert OID = 1954 ( byteacmp PGUID 12 f t t t 2 f 23 "17 17" 100 0 0 100 byteacmp - ));
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DESCR("less-equal-greater");
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DATA(insert OID = 1961 ( timestamp PGUID 12 f t f t 2 f 1114 "1114 23" 100 0 0 100 timestamp_scale - ));
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DATA(insert OID = 1961 ( timestamp PGUID 12 f t t t 2 f 1114 "1114 23" 100 0 0 100 timestamp_scale - ));
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DESCR("adjust time precision");
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DATA(insert OID = 1965 ( oidlarger PGUID 12 f t t t 2 f 26 "26 26" 100 0 0 100 oidlarger - ));
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@ -2807,7 +2807,7 @@ DATA(insert OID = 2032 ( timestamp_pl_span PGUID 12 f t t t 2 f 1114 "1114 1186
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DESCR("plus");
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DATA(insert OID = 2033 ( timestamp_mi_span PGUID 12 f t t t 2 f 1114 "1114 1186" 100 0 0 100 timestamp_mi_span - ));
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DESCR("minus");
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DATA(insert OID = 2034 ( text PGUID 12 f t t t 1 f 25 "1114" 100 0 0 100 timestamp_text - ));
|
||||
DATA(insert OID = 2034 ( text PGUID 12 f t f t 1 f 25 "1114" 100 0 0 100 timestamp_text - ));
|
||||
DESCR("convert timestamp to text");
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||||
DATA(insert OID = 2035 ( timestamp_smaller PGUID 12 f t t t 2 f 1114 "1114 1114" 100 0 0 100 timestamp_smaller - ));
|
||||
DESCR("smaller of two");
|
||||
|
|
@ -2853,7 +2853,7 @@ DATA(insert OID = 2057 ( timestamp_gt PGUID 12 f t t t 2 f 16 "1114 1114" 100
|
|||
DESCR("greater-than");
|
||||
DATA(insert OID = 2058 ( age PGUID 12 f t t t 2 f 1186 "1114 1114" 100 0 0 100 timestamp_age - ));
|
||||
DESCR("date difference preserving months and years");
|
||||
DATA(insert OID = 2059 ( age PGUID 14 f t t t 1 f 1186 "1114" 100 0 0 100 "select age(\'today\', $1)" - ));
|
||||
DATA(insert OID = 2059 ( age PGUID 14 f t f t 1 f 1186 "1114" 100 0 0 100 "select age(cast(current_date as timestamp without time zone), $1)" - ));
|
||||
DESCR("date difference from today preserving months and years");
|
||||
DATA(insert OID = 2069 ( timezone PGUID 12 f t f t 2 f 1184 "25 1114" 100 0 0 100 timestamp_zone - ));
|
||||
DESCR("time zone");
|
||||
|
|
|
|||
Loading…
Reference in New Issue