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Fri, 01 Oct 2021 15:48:46 +0300 To: v.shpilevoy@tarantool.org Cc: tarantool-patches@dev.tarantool.org Date: Fri, 1 Oct 2021 15:48:45 +0300 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit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eAau8CL7WIMRKs4sN3D3tLDjz0dLbV79QFUyzQ2Ujvy7cMT6pYYqY16iZVKkSc3dCLJ7zSJH7+u4VD18S7Vl4ZUrpaVfd2+vE6kuoey4m4VkSEu530nj6fImhcD4MUrOEAnl0W826KZ9Q+tr5ycPtXkTV4k65bRjmOUUP8cvGozZ33TWg5HZplvhhXbhDGzqmQDTd6OAevLeAnq3Ra9uf7zvY2zzsIhlcp/Y7m53TZgf2aB4JOg4gkr2biojJNmX3owDPmGXAMaUGKSreQ== X-Mailru-Sender: 689FA8AB762F7393C37E3C1AEC41BA5DD9636C741BFB5D4CF03468449432FFC583D72C36FC87018B9F80AB2734326CD2FB559BB5D741EB96352A0ABBE4FDA4210A04DAD6CC59E33667EA787935ED9F1B X-Mras: Ok Subject: [Tarantool-patches] [PATCH v4 08/16] sql: refactor SUM() function X-BeenThere: tarantool-patches@dev.tarantool.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Tarantool development patches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Mergen Imeev via Tarantool-patches Reply-To: imeevma@tarantool.org Errors-To: tarantool-patches-bounces@dev.tarantool.org Sender: "Tarantool-patches" Part of #4145 --- src/box/sql/func.c | 38 +++++++++++++++++++++++++------------- src/box/sql/vdbe.c | 1 - 2 files changed, 25 insertions(+), 14 deletions(-) diff --git a/src/box/sql/func.c b/src/box/sql/func.c index bc2d69c49..ccad647c1 100644 --- a/src/box/sql/func.c +++ b/src/box/sql/func.c @@ -53,6 +53,29 @@ static struct mh_strnptr_t *built_in_functions = NULL; static struct func_sql_builtin **functions; +/** Implementation of the SUM() function. */ +static void +step_sum(struct sql_context *ctx, int argc, struct Mem **argv) +{ + assert(argc == 1); + (void)argc; + assert(mem_is_null(ctx->pMem) || mem_is_num(ctx->pMem)); + if (mem_is_null(argv[0])) + return; + if (mem_is_null(ctx->pMem)) + return mem_copy_as_ephemeral(ctx->pMem, argv[0]); + if (mem_add(ctx->pMem, argv[0], ctx->pMem) != 0) + ctx->is_aborted = true; +} + +/** Finalizer for the SUM() function. */ +static void +fin_sum(struct sql_context *ctx) +{ + assert(mem_is_null(ctx->pMem) || mem_is_num(ctx->pMem)); + mem_copy_as_ephemeral(ctx->pOut, ctx->pMem); +} + static const unsigned char * mem_as_ustr(struct Mem *mem) { @@ -1662,17 +1685,6 @@ sum_step(struct sql_context *context, int argc, sql_value **argv) context->is_aborted = true; } -static void -sumFinalize(sql_context * context) -{ - SumCtx *p; - p = sql_aggregate_context(context, 0); - if (p == NULL || p->count == 0) - mem_set_null(context->pOut); - else - mem_copy_as_ephemeral(context->pOut, &p->mem); -} - static void avgFinalize(sql_context * context) { @@ -2121,8 +2133,8 @@ static struct sql_func_definition definitions[] = { {"SUBSTR", 3, {FIELD_TYPE_VARBINARY, FIELD_TYPE_INTEGER, FIELD_TYPE_INTEGER}, FIELD_TYPE_VARBINARY, substrFunc, NULL}, - {"SUM", 1, {FIELD_TYPE_INTEGER}, FIELD_TYPE_INTEGER, sum_step, sumFinalize}, - {"SUM", 1, {FIELD_TYPE_DOUBLE}, FIELD_TYPE_DOUBLE, sum_step, sumFinalize}, + {"SUM", 1, {FIELD_TYPE_INTEGER}, FIELD_TYPE_INTEGER, step_sum, fin_sum}, + {"SUM", 1, {FIELD_TYPE_DOUBLE}, FIELD_TYPE_DOUBLE, step_sum, fin_sum}, {"TOTAL", 1, {FIELD_TYPE_INTEGER}, FIELD_TYPE_DOUBLE, sum_step, totalFinalize}, {"TOTAL", 1, {FIELD_TYPE_DOUBLE}, FIELD_TYPE_DOUBLE, sum_step, diff --git a/src/box/sql/vdbe.c b/src/box/sql/vdbe.c index 067065a97..a3d403176 100644 --- a/src/box/sql/vdbe.c +++ b/src/box/sql/vdbe.c @@ -4199,7 +4199,6 @@ case OP_AggFinal: { assert(pOp->p1>0 && pOp->p1<=(p->nMem+1 - p->nCursor)); struct func_sql_builtin *func = (struct func_sql_builtin *)pOp->p4.func; struct Mem *pIn1 = &aMem[pOp->p1]; - assert(mem_is_null(pIn1) || mem_is_agg(pIn1)); struct sql_context ctx; memset(&ctx, 0, sizeof(ctx)); -- 2.25.1