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copyObject() and equal() now know about all parse-time node types,

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including utility statements.  Still can't copy or compare executor
state, but at present that doesn't seem to be necessary.  This makes
it possible to execute most (all?) utility statements in plpgsql.
Had to change parsetree representation of CreateTrigStmt so that it
contained only legal Nodes, and not bare string constants.
This commit is contained in:
Tom Lane
2000-08-11 23:45:35 +00:00
parent 66fd8f854f
commit 4951a8826d
6 changed files with 2363 additions and 126 deletions
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11
src/backend/commands/trigger.c
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@ -7,7 +7,7 @@
* Portions Copyright (c) 1994, Regents of the University of California
*
* IDENTIFICATION
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.75 2000/08/03 19:19:18 tgl Exp $
* $Header: /cvsroot/pgsql/src/backend/commands/trigger.c,v 1.76 2000/08/11 23:45:28 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -212,7 +212,7 @@ CreateTrigger(CreateTrigStmt *stmt)
foreach(le, stmt->args)
{
char *ar = (char *) lfirst(le);
char *ar = ((Value*) lfirst(le))->val.str;
len += strlen(ar) + 4;
for (; *ar; ar++)
@ -222,10 +222,10 @@ CreateTrigger(CreateTrigStmt *stmt)
}
}
args = (char *) palloc(len + 1);
args[0] = 0;
args[0] = '\0';
foreach(le, stmt->args)
{
char *s = (char *) lfirst(le);
char *s = ((Value*) lfirst(le))->val.str;
char *d = args + strlen(args);
while (*s)
@ -234,8 +234,7 @@ CreateTrigger(CreateTrigStmt *stmt)
*d++ = '\\';
*d++ = *s++;
}
*d = 0;
strcat(args, "\\000");
strcpy(d, "\\000");
}
values[Anum_pg_trigger_tgnargs - 1] = Int16GetDatum(nargs);
values[Anum_pg_trigger_tgargs - 1] = DirectFunctionCall1(byteain,