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From: Vladislav Shpilevoy via Tarantool-patches <tarantool-patches@dev.tarantool.org>
To: imeevma@tarantool.org
Cc: tarantool-patches@dev.tarantool.org
Subject: Re: [Tarantool-patches] [PATCH v1 16/21] sql: refactor REPLACE() function
Date: Fri, 15 Oct 2021 00:45:29 +0200
Message-ID: <e529a9ce-d1d4-2b9e-902b-b43ee24cb239@tarantool.org> (raw)
In-Reply-To: <1a76cd1ebe317799fc224382efffb9365b075968.1633713432.git.imeevma@gmail.com>

Thanks for the patch!

On 08.10.2021 19:32, Mergen Imeev via Tarantool-patches wrote:
> Part of #4145
> ---
>  src/box/sql/func.c | 58 ++++++++++++++++------------------------------
>  1 file changed, 20 insertions(+), 38 deletions(-)
> 
> diff --git a/src/box/sql/func.c b/src/box/sql/func.c
> index a3ca53545..f26d101e9 100644
> --- a/src/box/sql/func.c
> +++ b/src/box/sql/func.c
> @@ -1460,34 +1460,26 @@ replaceFunc(struct sql_context *context, int argc, struct Mem *argv)
>  	int i, j;		/* Loop counters */
>  
>  	assert(argc == 3);
> -	UNUSED_PARAMETER(argc);
> -	zStr = mem_as_ustr(&argv[0]);
> -	if (zStr == 0)
> -		return;
> -	nStr = mem_len_unsafe(&argv[0]);
> -	assert(zStr == mem_as_ustr(&argv[0]));	/* No encoding change */
> -	zPattern = mem_as_ustr(&argv[1]);
> -	if (zPattern == 0) {
> -		assert(mem_is_null(&argv[1])
> -		       || sql_context_db_handle(context)->mallocFailed);
> +	(void)argc;
> +	if (mem_is_any_null(&argv[0], &argv[1]) || mem_is_null(&argv[2]))
>  		return;
> -	}
> -	nPattern = mem_len_unsafe(&argv[1]);
> +	assert(mem_is_bytes);

1. You forgot to call the function.

> +	zStr = (const unsigned char *)argv[0].z;
> +	nStr = argv[0].n;
> +	zPattern = (const unsigned char *)argv[1].z;
> +	nPattern = argv[1].n;
>  	if (nPattern == 0) {
> -		assert(!mem_is_null(&argv[1]));
> -		sql_result_value(context, &argv[0]);
> +		if (mem_copy(context->pOut, &argv[0]) != 0)
> +			context->is_aborted = true;
>  		return;
> @@ -1497,22 +1489,12 @@ replaceFunc(struct sql_context *context, int argc, struct Mem *argv)
>  			zOut[j++] = zStr[i];
>  		} else {
>  			u8 *zOld;
> -			sql *db = sql_context_db_handle(context);
>  			nOut += nRep - nPattern;
> -			testcase(nOut - 1 == db->aLimit[SQL_LIMIT_LENGTH]);
> -			testcase(nOut - 2 == db->aLimit[SQL_LIMIT_LENGTH]);
> -			if (nOut - 1 > db->aLimit[SQL_LIMIT_LENGTH]) {

2. Why did you drop length limit assertions and checks?

> -				diag_set(ClientError, ER_SQL_EXECUTE, "string "\
> -					 "or binary string is too big");
> -				context->is_aborted = true;
> -				sql_free(zOut);
> -				return;
> -			}

  reply	other threads:[~2021-10-14 22:45 UTC|newest]

Thread overview: 54+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-08 17:31 [Tarantool-patches] [PATCH v1 00/21] Refactor non-standard and non-aggragate functions Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 01/21] sql: refactor CHAR() function Mergen Imeev via Tarantool-patches
2021-10-14 22:42   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:02     ` Mergen Imeev via Tarantool-patches
2021-10-29 23:42       ` Vladislav Shpilevoy via Tarantool-patches
2021-11-02 11:35         ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 02/21] sql: refactor GREATEST() and LEAST() functions Mergen Imeev via Tarantool-patches
2021-10-14 22:42   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:17     ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 03/21] sql: refactor HEX() function Mergen Imeev via Tarantool-patches
2021-10-14 22:43   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:19     ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 04/21] sql: refactor LENGTH() function Mergen Imeev via Tarantool-patches
2021-10-14 22:43   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:30     ` Mergen Imeev via Tarantool-patches
2021-10-29 23:42       ` Vladislav Shpilevoy via Tarantool-patches
2021-11-02 11:39         ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 05/21] sql: refactor PRINTF() function Mergen Imeev via Tarantool-patches
2021-10-14 22:44   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:33     ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 06/21] sql: refactor RANDOM() function Mergen Imeev via Tarantool-patches
2021-10-25  8:35   ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 07/21] sql: rework RANDOMBLOB() function Mergen Imeev via Tarantool-patches
2021-10-25  8:36   ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 08/21] sql: refactor ZEROBLOB() function Mergen Imeev via Tarantool-patches
2021-10-25  8:37   ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 09/21] sql: refactor TYPEOF() function Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 10/21] sql: refactor ROUND() function Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 11/21] sql: refactor ROW_COUNT() function Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 12/21] sql: rework UUID() function Mergen Imeev via Tarantool-patches
2021-10-25  8:38   ` Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 13/21] sql: refactor VERSION() function Mergen Imeev via Tarantool-patches
2021-10-08 17:31 ` [Tarantool-patches] [PATCH v1 14/21] sql: refactor UNICODE() function Mergen Imeev via Tarantool-patches
2021-10-14 22:44   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:40     ` Mergen Imeev via Tarantool-patches
2021-11-02 11:42       ` Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 15/21] sql: refactor of SOUNDEX() function Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 16/21] sql: refactor REPLACE() function Mergen Imeev via Tarantool-patches
2021-10-14 22:45   ` Vladislav Shpilevoy via Tarantool-patches [this message]
2021-10-25  8:45     ` Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 17/21] sql: refactor QUOTE() function Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 18/21] sql: remove unused code Mergen Imeev via Tarantool-patches
2021-10-25  8:51   ` Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 19/21] sql: remove MEM_Dyn flag Mergen Imeev via Tarantool-patches
2021-10-14 22:46   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  8:54     ` Mergen Imeev via Tarantool-patches
2021-10-29 23:43       ` Vladislav Shpilevoy via Tarantool-patches
2021-11-02 11:43         ` Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 20/21] sql: remove MEM_Term flag Mergen Imeev via Tarantool-patches
2021-10-14 22:47   ` Vladislav Shpilevoy via Tarantool-patches
2021-10-25  9:57     ` Mergen Imeev via Tarantool-patches
2021-10-08 17:32 ` [Tarantool-patches] [PATCH v1 21/21] sql: make arguments to be const Mergen Imeev via Tarantool-patches
2021-11-02 22:15 ` [Tarantool-patches] [PATCH v1 00/21] Refactor non-standard and non-aggragate functions Vladislav Shpilevoy via Tarantool-patches
2021-11-11 10:48 Mergen Imeev via Tarantool-patches
2021-11-11 10:49 ` [Tarantool-patches] [PATCH v1 16/21] sql: refactor REPLACE() function Mergen Imeev via Tarantool-patches

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