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!4971 【测试类型：功能测试】【测试版本：6.0.0】【标识符双引号内大小写不敏感】 建议set参数时，增加说明，PL中该功能不生效

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Merge pull request !4971 from 雷紫薇/plwarning
This commit is contained in:
opengauss_bot
2024-03-20 08:48:13 +00:00
committed by Gitee
parent fb1e7902cc 4a7d12e5a4
commit 388f8f4aa8
2 changed files with 6 additions and 9 deletions
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5
src/common/backend/utils/misc/guc/guc_sql.cpp
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@ -3781,9 +3781,8 @@ static void assign_convert_string_to_digit(bool newval, void* extra)
static bool check_enable_ignore_case_in_dquotes(bool* newval, void** extra, GucSource source)
{
if (*newval && (currentGucContext == PGC_SUSET || currentGucContext == PGC_USERSET)) {
ereport(WARNING, (errmsg("if tables with the same name but different case already\n"
"exists in the database, this will result in only being able to\n"
"manipulate tables with table names that are entirely lowercase.")));
ereport(WARNING, (errmsg("Please avoid turn on this param when already created\n"
"uppercase named objects or using double quotes in PL.")));
}
return true;
}

10
src/test/regress/expected/ignore_double_quotes.out
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@ -172,9 +172,8 @@ CREATE SEQUENCE s1 START 101 CACHE 20;
CREATE SEQUENCE "S1" START 801 CACHE 90;
drop sequence "S1";
set enable_ignore_case_in_dquotes=on;
WARNING: if tables with the same name but different case already
exists in the database, this will result in only being able to
manipulate tables with table names that are entirely lowercase.
WARNING: Please avoid turn on this param when already created
uppercase named objects or using double quotes in PL.
CREATE SEQUENCE "SEQ11" START 101 CACHE 20;
SELECT nextval('"SEQ11"');
nextval
@ -275,9 +274,8 @@ LINE 1: select regprocedure('"BB"(integer, "Comp")');
CONTEXT: referenced column: regprocedure
-- test enable_ignore_case_in_dquotes=on
set enable_ignore_case_in_dquotes=on;
WARNING: if tables with the same name but different case already
exists in the database, this will result in only being able to
manipulate tables with table names that are entirely lowercase.
WARNING: Please avoid turn on this param when already created
uppercase named objects or using double quotes in PL.
drop function "BB";
drop TYPE "cOMP";
create table test1 ("A" int, 'a' int);-- error