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Carry column aliases from the parser frontend. Enables queries like

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SELECT a FROM t1 tx (a);
Allow join syntax, including queries like
  SELECT * FROM t1 NATURAL JOIN t2;
Update RTE structure to hold column aliases in an Attr structure.
This commit is contained in:
Thomas G. Lockhart
2000-02-15 03:38:29 +00:00
parent 92c8437d8d
commit a344a6e7b5
27 changed files with 1102 additions and 324 deletions
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6
src/include/parser/parsetree.h
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@@ -8,7 +8,7 @@
* Portions Copyright (c) 1996-2000, PostgreSQL, Inc
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: parsetree.h,v 1.8 2000/01/26 05:58:27 momjian Exp $
* $Id: parsetree.h,v 1.9 2000/02/15 03:38:29 thomas Exp $
*
*-------------------------------------------------------------------------
*/
@@ -39,8 +39,8 @@
*/
#define rt_relname(rt_entry) \
((!strcmp(((rt_entry)->refname),"*CURRENT*") ||\
!strcmp(((rt_entry)->refname),"*NEW*")) ? ((rt_entry)->refname) : \
((!strcmp(((rt_entry)->ref->relname),"*CURRENT*") ||\
!strcmp(((rt_entry)->ref->relname),"*NEW*")) ? ((rt_entry)->ref->relname) : \
((char *)(rt_entry)->relname))
/*