From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 3712425771 for ; Mon, 22 Apr 2019 21:04:22 -0400 (EDT) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing.freelists.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 9nY0_Z7ZEoJm for ; Mon, 22 Apr 2019 21:04:22 -0400 (EDT) Received: from smtp53.i.mail.ru (smtp53.i.mail.ru [94.100.177.113]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTPS id 561B62568D for ; Mon, 22 Apr 2019 21:04:21 -0400 (EDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 12.2 \(3445.102.3\)) Subject: [tarantool-patches] Re: [PATCH] sql: modify TRIM() function signature From: Roman Khabibov In-Reply-To: Date: Tue, 23 Apr 2019 04:04:17 +0300 Content-Transfer-Encoding: quoted-printable Message-Id: References: <20190411173326.36120-1-roman.habibov@tarantool.org> <07e149a4-679a-53f1-ccf9-78219cc0ec47@tarantool.org> <49c88b8e-95ff-1a37-9ec3-fc16597891e3@tarantool.org> <16D82235-D881-4AC2-AB80-E12344E33CD7@tarantool.org> <2f3fd95d-228e-4d76-e067-8297bd91afb4@tarantool.org> <14F67DBB-9F0B-4965-A5A2-04E639614265@tarantool.org> Sender: tarantool-patches-bounce@freelists.org Errors-to: tarantool-patches-bounce@freelists.org Reply-To: tarantool-patches@freelists.org List-Help: List-Unsubscribe: List-software: Ecartis version 1.0.0 List-Id: tarantool-patches List-Subscribe: List-Owner: List-post: List-Archive: To: tarantool-patches@freelists.org Cc: Vladislav Shpilevoy Hello! Of course, I agree with you. > On Apr 22, 2019, at 9:22 PM, Vladislav Shpilevoy = wrote: >=20 > Hi! Thanks for the fixes! I've applied my > fixes and pushed on top of the branch. Please, > look at them and either squash, or lets discuss > where you do not agree. Otherwise it will LGTM. commit 368f588a6200653adebf20372e1e64c0fae8b9f3 Author: Roman Khabibov Date: Thu Mar 28 14:01:33 2019 +0300 sql: modify TRIM() function signature =20 According to the ANSI standard, ltrim, rtrim and trim should be merged into one unified TRIM() function. The specialization of trimming (left, right or both and trimming characters) determined in arguments of this function. =20 Closes #3879 =20 @TarantoolBot document Title: TRIM() function =20 Modify signature of SQL function TRIM(). This function removes characters included in (binary) string from (binary) string until encounter a character that = doesn't belong to . Removal occurs on the side, specified by . Now, syntax is following: TRIM([ [ ] [ ] FROM ] ). =20 can be one of the following keywords: LEADING, TRAILING and BOTH. is the set of trimming characters. is the string, that will be trimmed. If FROM is specified, then: 1) Either or or both shall be specified. 2) If is not specified, then BOTH is implicit. 3) If is not specified, then ' ' is implicit. diff --git a/extra/mkkeywordhash.c b/extra/mkkeywordhash.c index be7bd5545..76e3265e7 100644 --- a/extra/mkkeywordhash.c +++ b/extra/mkkeywordhash.c @@ -278,6 +278,10 @@ static Keyword aKeywordTable[] =3D { { "WHILE", "TK_STANDARD", RESERVED, true = }, { "TEXT", "TK_TEXT", RESERVED, true = }, { "TRUNCATE", "TK_TRUNCATE", ALWAYS, true = }, + { "TRIM", "TK_TRIM", ALWAYS, true = }, + { "LEADING", "TK_LEADING", ALWAYS, true = }, + { "TRAILING", "TK_TRAILING", ALWAYS, true = }, + { "BOTH", "TK_BOTH", ALWAYS, true = }, }; =20 /* Number of keywords */ diff --git a/src/box/sql/func.c b/src/box/sql/func.c index abeecefa1..2bbb2ad4a 100644 --- a/src/box/sql/func.c +++ b/src/box/sql/func.c @@ -1286,108 +1286,196 @@ replaceFunc(sql_context * context, int argc, = sql_value ** argv) sql_result_text(context, (char *)zOut, j, sql_free); } =20 -/* - * Implementation of the TRIM(), LTRIM(), and RTRIM() functions. - * The userdata is 0x1 for left trim, 0x2 for right trim, 0x3 for both. +/** + * Remove characters included in @a trim_set from @a input_str + * until encounter a character that doesn't belong to @a trim_set. + * Remove from the side specified by @a flags. + * @param context SQL context. + * @param flags Trim specification: left, right or both. + * @param trim_set The set of characters for trimming. + * @param char_len Lengths of each UTF-8 character in @a trim_set. + * @param char_cnt A number of UTF-8 characters in @a trim_set. + * @param input_str Input string for trimming. + * @param input_str_sz Input string size in bytes. */ static void -trimFunc(sql_context * context, int argc, sql_value ** argv) +trim_procedure(struct sql_context *context, enum trim_side_mask flags, + const unsigned char *trim_set, const uint8_t *char_len, + int char_cnt, const unsigned char *input_str, int = input_str_sz) { - const unsigned char *zIn; /* Input string */ - const unsigned char *zCharSet; /* Set of characters to trim */ - int nIn; /* Number of bytes in input */ - int flags; /* 1: trimleft 2: trimright 3: trim */ - int i; /* Loop counter */ - unsigned char *aLen =3D 0; /* Length of each character in = zCharSet */ - unsigned char **azChar =3D 0; /* Individual characters in = zCharSet */ - int nChar; /* Number of characters in zCharSet */ - - if (sql_value_type(argv[0]) =3D=3D SQL_NULL) { - return; - } - zIn =3D sql_value_text(argv[0]); - if (zIn =3D=3D 0) - return; - nIn =3D sql_value_bytes(argv[0]); - assert(zIn =3D=3D sql_value_text(argv[0])); - if (argc =3D=3D 1) { - static const unsigned char lenOne[] =3D { 1 }; - static unsigned char *const azOne[] =3D { (u8 *) " " }; - nChar =3D 1; - aLen =3D (u8 *) lenOne; - azChar =3D (unsigned char **)azOne; - zCharSet =3D 0; - } else if ((zCharSet =3D sql_value_text(argv[1])) =3D=3D 0) { - return; - } else { - const unsigned char *z =3D zCharSet; - int trim_set_sz =3D sql_value_bytes(argv[1]); - /* - * Count the number of UTF-8 characters passing - * through the entire char set, but not up - * to the '\0' or X'00' character. This allows - * to handle trimming set containing such - * characters. - */ - nChar =3D sql_utf8_char_count(z, trim_set_sz); - if (nChar > 0) { - azChar =3D - contextMalloc(context, - ((i64) nChar) * (sizeof(char = *) + 1)); - if (azChar =3D=3D 0) { - return; - } - aLen =3D (unsigned char *)&azChar[nChar]; - z =3D zCharSet; - i =3D 0; - nChar =3D 0; - int handled_bytes_cnt =3D trim_set_sz; - while(handled_bytes_cnt > 0) { - azChar[nChar] =3D (unsigned char *)(z + = i); - SQL_UTF8_FWD_1(z, i, trim_set_sz); - aLen[nChar] =3D (u8) (z + i - = azChar[nChar]); - handled_bytes_cnt -=3D aLen[nChar]; - nChar++; - } - } - } - if (nChar > 0) { - flags =3D SQL_PTR_TO_INT(sql_user_data(context)); - if (flags & 1) { - while (nIn > 0) { - int len =3D 0; - for (i =3D 0; i < nChar; i++) { - len =3D aLen[i]; - if (len <=3D nIn - && memcmp(zIn, azChar[i], = len) =3D=3D 0) - break; - } - if (i >=3D nChar) + if (char_cnt =3D=3D 0) + goto finish; + int i, len; + const unsigned char *z; + if ((flags & TRIM_LEADING) !=3D 0) { + while (input_str_sz > 0) { + z =3D trim_set; + for (i =3D 0; i < char_cnt; ++i, z +=3D len) { + len =3D char_len[i]; + if (len <=3D input_str_sz + && memcmp(input_str, z, len) =3D=3D = 0) break; - zIn +=3D len; - nIn -=3D len; } + if (i >=3D char_cnt) + break; + input_str +=3D len; + input_str_sz -=3D len; } - if (flags & 2) { - while (nIn > 0) { - int len =3D 0; - for (i =3D 0; i < nChar; i++) { - len =3D aLen[i]; - if (len <=3D nIn - && memcmp(&zIn[nIn - len], - azChar[i], len) =3D=3D= 0) - break; - } - if (i >=3D nChar) + } + if ((flags & TRIM_TRAILING) !=3D 0) { + while (input_str_sz > 0) { + z =3D trim_set; + for (i =3D 0; i < char_cnt; ++i, z +=3D len) { + len =3D char_len[i]; + if (len <=3D input_str_sz + && memcmp(&input_str[input_str_sz - = len], + z, len) =3D=3D 0) break; - nIn -=3D len; } + if (i >=3D char_cnt) + break; + input_str_sz -=3D len; } - if (zCharSet) { - sql_free(azChar); - } } - sql_result_text(context, (char *)zIn, nIn, SQL_TRANSIENT); +finish: + sql_result_text(context, (char *)input_str, input_str_sz, + SQL_TRANSIENT); +} + +/** + * Prepare arguments for trimming procedure. Allocate memory for + * @a char_len (array of lengths each character in @a trim_set) + * and fill it. + * + * @param context SQL context. + * @param trim_set The set of characters for trimming. + * @param[out] char_len Lengths of each character in @ trim_set. + * @retval >=3D0 A number of UTF-8 characters in @a trim_set. + * @retval -1 Memory allocation error. + */ +static int +trim_prepare_char_len(struct sql_context *context, + const unsigned char *trim_set, int trim_set_sz, + uint8_t **char_len) +{ + /* + * Count the number of UTF-8 characters passing through + * the entire char set, but not up to the '\0' or X'00' + * character. This allows to handle trimming set + * containing such characters. + */ + int char_cnt =3D sql_utf8_char_count(trim_set, trim_set_sz); + if (char_cnt =3D=3D 0) { + *char_len =3D NULL; + return 0; + } + + if ((*char_len =3D (uint8_t *)contextMalloc(context, char_cnt)) = =3D=3D NULL) + return -1; + + int i =3D 0, j =3D 0; + while(j < char_cnt) { + int old_i =3D i; + SQL_UTF8_FWD_1(trim_set, i, trim_set_sz); + (*char_len)[j++] =3D i - old_i; + } + + return char_cnt; +} + +/** + * Normalize args from @a argv input array when it has one arg + * only. + * + * Case: TRIM() + * Call trimming procedure with TRIM_BOTH as the flags and " " as + * the trimming set. + */ +static void +trim_func_one_arg(struct sql_context *context, int argc, sql_value = **argv) +{ + assert(argc =3D=3D 1); + (void) argc; + + const unsigned char *input_str; + if ((input_str =3D sql_value_text(argv[0])) =3D=3D NULL) + return; + + int input_str_sz =3D sql_value_bytes(argv[0]); + uint8_t len_one =3D 1; + trim_procedure(context, TRIM_BOTH, (const unsigned char *) " ", + &len_one, 1, input_str, input_str_sz); +} + +/** + * Normalize args from @a argv input array when it has two args. + * + * Case: TRIM( FROM ) + * If user has specified only, call trimming + * procedure with TRIM_BOTH as the flags and that trimming set. + * + * Case: TRIM(LEADING/TRAILING/BOTH FROM ) + * If user has specified side keyword only, then call trimming + * procedure with the specified side and " " as the trimming set. + */ +static void +trim_func_two_args(struct sql_context *context, int argc, sql_value = **argv) +{ + assert(argc =3D=3D 2); + (void) argc; + + const unsigned char *input_str, *trim_set; + if ((input_str =3D sql_value_text(argv[1])) =3D=3D NULL) + return; + + int input_str_sz =3D sql_value_bytes(argv[1]); + if (sql_value_type(argv[0]) =3D=3D SQL_INTEGER) { + uint8_t len_one =3D 1; + trim_procedure(context, sql_value_int(argv[0]), + (const unsigned char *) " ", &len_one, 1, + input_str, input_str_sz); + } else if ((trim_set =3D sql_value_text(argv[0])) !=3D NULL) { + int trim_set_sz =3D sql_value_bytes(argv[0]); + uint8_t *char_len; + int char_cnt =3D trim_prepare_char_len(context, = trim_set, + trim_set_sz, = &char_len); + if (char_cnt =3D=3D -1) + return; + trim_procedure(context, TRIM_BOTH, trim_set, char_len, = char_cnt, + input_str, input_str_sz); + sql_free(char_len); + } +} + +/** + * Normalize args from @a argv input array when it has three args. + * + * Case: TRIM(LEADING/TRAILING/BOTH FROM ) + * If user has specified side keyword and , then + * call trimming procedure with that args. + */ +static void +trim_func_three_args(struct sql_context *context, int argc, sql_value = **argv) +{ + assert(argc =3D=3D 3); + (void) argc; + + assert(sql_value_type(argv[0]) =3D=3D SQL_INTEGER); + const unsigned char *input_str, *trim_set; + if ((input_str =3D sql_value_text(argv[2])) =3D=3D NULL || + (trim_set =3D sql_value_text(argv[1])) =3D=3D NULL) + return; + + int trim_set_sz =3D sql_value_bytes(argv[1]); + int input_str_sz =3D sql_value_bytes(argv[2]); + uint8_t *char_len; + int char_cnt =3D trim_prepare_char_len(context, trim_set, = trim_set_sz, + &char_len); + if (char_cnt =3D=3D -1) + return; + trim_procedure(context, sql_value_int(argv[0]), trim_set, = char_len, + char_cnt, input_str, input_str_sz); + sql_free(char_len); } =20 #ifdef SQL_ENABLE_UNKNOWN_SQL_FUNCTION @@ -1818,12 +1906,9 @@ sqlRegisterBuiltinFunctions(void) FIELD_TYPE_INTEGER), FUNCTION2(likely, 1, 0, 0, noopFunc, SQL_FUNC_UNLIKELY, FIELD_TYPE_INTEGER), - FUNCTION_COLL(ltrim, 1, 1, 0, trimFunc), - FUNCTION_COLL(ltrim, 2, 1, 0, trimFunc), - FUNCTION_COLL(rtrim, 1, 2, 0, trimFunc), - FUNCTION_COLL(rtrim, 2, 2, 0, trimFunc), - FUNCTION_COLL(trim, 1, 3, 0, trimFunc), - FUNCTION_COLL(trim, 2, 3, 0, trimFunc), + FUNCTION_COLL(trim, 1, 3, 0, trim_func_one_arg), + FUNCTION_COLL(trim, 2, 3, 0, trim_func_two_args), + FUNCTION_COLL(trim, 3, 3, 0, trim_func_three_args), FUNCTION(min, -1, 0, 1, minmaxFunc, FIELD_TYPE_SCALAR), FUNCTION(min, 0, 0, 1, 0, FIELD_TYPE_SCALAR), AGGREGATE2(min, 1, 0, 1, minmaxStep, minMaxFinalize, diff --git a/src/box/sql/parse.y b/src/box/sql/parse.y index 099daf512..a56ce7a10 100644 --- a/src/box/sql/parse.y +++ b/src/box/sql/parse.y @@ -1032,6 +1032,55 @@ expr(A) ::=3D CAST(X) LP expr(E) AS typedef(T) = RP(Y). { sqlExprAttachSubtrees(pParse->db, A.pExpr, E.pExpr, 0); } %endif SQL_OMIT_CAST + +expr(A) ::=3D TRIM(X) LP trim_operands(Y) RP(E). { + A.pExpr =3D sqlExprFunction(pParse, Y, &X); + spanSet(&A, &X, &E); +} + +%type trim_operands {struct ExprList *} +%destructor trim_operands {sql_expr_list_delete(pParse->db, $$);} + +trim_operands(A) ::=3D trim_from_clause(F) expr(Y). { + A =3D sql_expr_list_append(pParse->db, F, Y.pExpr); +} + +trim_operands(A) ::=3D expr(Y). { + A =3D sql_expr_list_append(pParse->db, NULL, Y.pExpr); +} + +%type trim_from_clause {struct ExprList *} +%destructor trim_from_clause {sql_expr_list_delete(pParse->db, $$);} + +/* + * The following two rules cover three cases of keyword + * (LEADING/TRAILING/BOTH) and combination. + * The case when both of them are absent is disallowed. + */ +trim_from_clause(A) ::=3D expr(Y) FROM. { + A =3D sql_expr_list_append(pParse->db, NULL, Y.pExpr); +} + +trim_from_clause(A) ::=3D trim_specification(N) expr_optional(Y) FROM. = { + struct Expr *p =3D sql_expr_new_dequoted(pParse->db, TK_INTEGER, + &sqlIntTokens[N]); + A =3D sql_expr_list_append(pParse->db, NULL, p); + if (Y !=3D NULL) + A =3D sql_expr_list_append(pParse->db, A, Y); +} + +%type expr_optional {struct Expr *} +%destructor expr_optional {sql_expr_delete(pParse->db, $$, false);} + +expr_optional(A) ::=3D . { A =3D NULL; } +expr_optional(A) ::=3D expr(X). { A =3D X.pExpr; } + +%type trim_specification {enum trim_side_mask} + +trim_specification(A) ::=3D LEADING. { A =3D TRIM_LEADING; } +trim_specification(A) ::=3D TRAILING. { A =3D TRIM_TRAILING; } +trim_specification(A) ::=3D BOTH. { A =3D TRIM_BOTH; } + expr(A) ::=3D id(X) LP distinct(D) exprlist(Y) RP(E). { if( Y && Y->nExpr>pParse->db->aLimit[SQL_LIMIT_FUNCTION_ARG] ){ const char *err =3D @@ -1294,7 +1343,7 @@ expr(A) ::=3D EXISTS(B) LP select(Y) RP(E). { } =20 /* CASE expressions */ -expr(A) ::=3D CASE(C) case_operand(X) case_exprlist(Y) case_else(Z) = END(E). { +expr(A) ::=3D CASE(C) expr_optional(X) case_exprlist(Y) case_else(Z) = END(E). { spanSet(&A,&C,&E); /*A-overwrites-C*/ A.pExpr =3D sqlPExpr(pParse, TK_CASE, X, 0); if( A.pExpr ){ @@ -1319,10 +1368,6 @@ case_exprlist(A) ::=3D WHEN expr(Y) THEN expr(Z). = { %destructor case_else {sql_expr_delete(pParse->db, $$, false);} case_else(A) ::=3D ELSE expr(X). {A =3D X.pExpr;} case_else(A) ::=3D . {A =3D 0;}=20 -%type case_operand {Expr*} -%destructor case_operand {sql_expr_delete(pParse->db, $$, false);} -case_operand(A) ::=3D expr(X). {A =3D X.pExpr; = /*A-overwrites-X*/}=20 -case_operand(A) ::=3D . {A =3D 0;}=20 =20 %type exprlist {ExprList*} %destructor exprlist {sql_expr_list_delete(pParse->db, $$);} diff --git a/src/box/sql/parse_def.c b/src/box/sql/parse_def.c index 49c76a326..aa1323cb2 100644 --- a/src/box/sql/parse_def.c +++ b/src/box/sql/parse_def.c @@ -34,7 +34,9 @@ =20 const struct Token sqlIntTokens[] =3D { {"0", 1, false}, - {"1", 1, false} + {"1", 1, false}, + {"2", 1, false}, + {"3", 1, false}, }; =20 void diff --git a/src/box/sql/parse_def.h b/src/box/sql/parse_def.h index a1af2bacd..5899a7e4e 100644 --- a/src/box/sql/parse_def.h +++ b/src/box/sql/parse_def.h @@ -87,7 +87,7 @@ struct Token { bool isReserved; }; =20 -/** Constant tokens for values 0 and 1. */ +/** Constant tokens for integer values. */ extern const struct Token sqlIntTokens[]; =20 /** Generate a Token object from a string. */ diff --git a/src/box/sql/sqlInt.h b/src/box/sql/sqlInt.h index b322602dc..d5a3e15c1 100644 --- a/src/box/sql/sqlInt.h +++ b/src/box/sql/sqlInt.h @@ -1680,6 +1680,17 @@ struct FuncDestructor { * single query - might change = over time */ =20 +/* + * Trim side mask components. TRIM_LEADING means to trim left side + * only. TRIM_TRAILING is to trim right side only. TRIM_BOTH is to + * trim both sides. + */ +enum trim_side_mask { + TRIM_LEADING =3D 1, + TRIM_TRAILING =3D 2, + TRIM_BOTH =3D TRIM_LEADING | TRIM_TRAILING +}; + /* * The following three macros, FUNCTION(), LIKEFUNC() and AGGREGATE() = are * used to create the initializers for the FuncDef structures. diff --git a/test/sql-tap/badutf1.test.lua = b/test/sql-tap/badutf1.test.lua index d104efaa9..9079dfe25 100755 --- a/test/sql-tap/badutf1.test.lua +++ b/test/sql-tap/badutf1.test.lua @@ -302,7 +302,7 @@ test:do_test( test:do_test( "badutf-4.1", function() - return test:execsql2("SELECT = hex(trim('\x80\x80\x80\xf0\x80\x80\x80\xff','\x80\xff')) AS x") + return test:execsql2("SELECT hex(TRIM('\x80\xff' FROM = '\x80\x80\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "F0" @@ -312,7 +312,7 @@ test:do_test( test:do_test( "badutf-4.2", function() - return test:execsql2("SELECT = hex(ltrim('\x80\x80\x80\xf0\x80\x80\x80\xff','\x80\xff')) AS x") + return test:execsql2("SELECT hex(TRIM(LEADING '\x80\xff' FROM = '\x80\x80\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "F0808080FF" @@ -322,7 +322,7 @@ test:do_test( test:do_test( "badutf-4.3", function() - return test:execsql2("SELECT = hex(rtrim('\x80\x80\x80\xf0\x80\x80\x80\xff','\x80\xff')) AS x") + return test:execsql2("SELECT hex(TRIM(TRAILING '\x80\xff' FROM = '\x80\x80\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "808080F0" @@ -332,7 +332,7 @@ test:do_test( test:do_test( "badutf-4.4", function() - return test:execsql2("SELECT = hex(trim('\x80\x80\x80\xf0\x80\x80\x80\xff','\xff\x80')) AS x") + return test:execsql2("SELECT hex(TRIM('\xff\x80' FROM = '\x80\x80\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "808080F0808080FF" @@ -342,7 +342,7 @@ test:do_test( test:do_test( "badutf-4.5", function() - return test:execsql2("SELECT = hex(trim('\xff\x80\x80\xf0\x80\x80\x80\xff','\xff\x80')) AS x") + return test:execsql2("SELECT hex(TRIM('\xff\x80' FROM = '\xff\x80\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "80F0808080FF" @@ -352,7 +352,7 @@ test:do_test( test:do_test( "badutf-4.6", function() - return test:execsql2("SELECT = hex(trim('\xff\x80\xf0\x80\x80\x80\xff','\xff\x80')) AS x") + return test:execsql2("SELECT hex(TRIM('\xff\x80' FROM = '\xff\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "F0808080FF" @@ -362,7 +362,7 @@ test:do_test( test:do_test( "badutf-4.7", function() - return test:execsql2("SELECT = hex(trim('\xff\x80\xf0\x80\x80\x80\xff','\xff\x80\x80')) AS x") + return test:execsql2("SELECT hex(TRIM('\xff\x80\x80' FROM = '\xff\x80\xf0\x80\x80\x80\xff')) AS x") end, { -- "X", "FF80F0808080FF" diff --git a/test/sql-tap/func.test.lua b/test/sql-tap/func.test.lua index 251cc3534..fe9a98191 100755 --- a/test/sql-tap/func.test.lua +++ b/test/sql-tap/func.test.lua @@ -1,6 +1,6 @@ #!/usr/bin/env tarantool test =3D require("sqltester") -test:plan(14586) +test:plan(14590) =20 --!./tcltestrunner.lua -- 2001 September 15 @@ -1915,7 +1915,7 @@ test:do_catchsql_test( SELECT trim(1,2,3) ]], { -- - 1, "wrong number of arguments to function TRIM()" + 1, "Syntax error near ','" -- }) =20 @@ -1925,7 +1925,7 @@ test:do_catchsql_test( SELECT ltrim(1,2,3) ]], { -- - 1, "wrong number of arguments to function LTRIM()" + 1, "Function 'LTRIM' does not exist" -- }) =20 @@ -1935,7 +1935,7 @@ test:do_catchsql_test( SELECT rtrim(1,2,3) ]], { -- - 1, "wrong number of arguments to function RTRIM()" + 1, "Function 'RTRIM' does not exist" -- }) =20 @@ -1952,7 +1952,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.5", [[ - SELECT ltrim(' hi '); + SELECT TRIM(LEADING FROM ' hi '); ]], { -- "hi " @@ -1962,7 +1962,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.6", [[ - SELECT rtrim(' hi '); + SELECT TRIM(TRAILING FROM ' hi '); ]], { -- " hi" @@ -1972,7 +1972,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.7", [[ - SELECT trim(' hi ','xyz'); + SELECT TRIM('xyz' FROM ' hi '); ]], { -- " hi " @@ -1982,7 +1982,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.8", [[ - SELECT ltrim(' hi ','xyz'); + SELECT TRIM(LEADING 'xyz' FROM ' hi '); ]], { -- " hi " @@ -1992,7 +1992,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.9", [[ - SELECT rtrim(' hi ','xyz'); + SELECT TRIM(TRAILING 'xyz' FROM ' hi '); ]], { -- " hi " @@ -2002,7 +2002,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.10", [[ - SELECT trim('xyxzy hi zzzy','xyz'); + SELECT TRIM('xyz' FROM 'xyxzy hi zzzy'); ]], { -- " hi " @@ -2012,7 +2012,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.11", [[ - SELECT ltrim('xyxzy hi zzzy','xyz'); + SELECT TRIM(LEADING 'xyz' FROM 'xyxzy hi zzzy'); ]], { -- " hi zzzy" @@ -2022,7 +2022,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.12", [[ - SELECT rtrim('xyxzy hi zzzy','xyz'); + SELECT TRIM(TRAILING 'xyz' FROM 'xyxzy hi zzzy'); ]], { -- "xyxzy hi " @@ -2032,7 +2032,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.13", [[ - SELECT trim(' hi ',''); + SELECT TRIM('' FROM ' hi '); ]], { -- " hi " @@ -2043,7 +2043,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.14", [[ - SELECT hex(trim(x'c280e1bfbff48fbfbf6869',x'6162e1bfbfc280')) + SELECT hex(TRIM(x'6162e1bfbfc280' FROM = x'c280e1bfbff48fbfbf6869')) ]], { -- "F48FBFBF6869" @@ -2052,8 +2052,8 @@ test:do_execsql_test( =20 test:do_execsql_test( "func-22.15", - [[SELECT hex(trim(x'6869c280e1bfbff48fbfbf61', - x'6162e1bfbfc280f48fbfbf'))]], { + [[SELECT hex(TRIM(x'6162e1bfbfc280f48fbfbf' + FROM x'6869c280e1bfbff48fbfbf61'))]], { -- "6869" -- @@ -2062,7 +2062,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.16", [[ - SELECT hex(trim(x'ceb1ceb2ceb3',x'ceb1')); + SELECT hex(TRIM(x'ceb1' FROM x'ceb1ceb2ceb3')); ]], { -- "CEB2CEB3" @@ -2083,7 +2083,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.21", [[ - SELECT typeof(trim(NULL,'xyz')); + SELECT typeof(TRIM('xyz' FROM NULL)); ]], { -- "null" @@ -2093,7 +2093,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.22", [[ - SELECT typeof(trim('hello',NULL)); + SELECT typeof(TRIM(NULL FROM 'hello')); ]], { -- "null" @@ -2105,7 +2105,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.23", [[ - SELECT TRIM(X'004100', X'00'); + SELECT TRIM(X'00' FROM X'004100'); ]], { -- "A" @@ -2115,7 +2115,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.24", [[ - SELECT TRIM(X'004100', X'0000'); + SELECT TRIM(X'0000' FROM X'004100'); ]], { -- "A" @@ -2125,7 +2125,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.25", [[ - SELECT TRIM(X'004100', X'0042'); + SELECT TRIM(X'0042' FROM X'004100'); ]], { -- "A" @@ -2135,7 +2135,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.26", [[ - SELECT TRIM(X'00004100420000', X'00'); + SELECT TRIM(X'00' FROM X'00004100420000'); ]], { -- "A\0B" @@ -2145,7 +2145,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.27", [[ - SELECT LTRIM(X'004100', X'00'); + SELECT TRIM(LEADING X'00' FROM X'004100'); ]], { -- "A\0" @@ -2155,7 +2155,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.28", [[ - SELECT LTRIM(X'004100', X'0000'); + SELECT TRIM(LEADING X'0000' FROM X'004100'); ]], { -- "A\0" @@ -2165,7 +2165,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.29", [[ - SELECT LTRIM(X'004100', X'0042'); + SELECT TRIM(LEADING X'0042' FROM X'004100'); ]], { -- "A\0" @@ -2175,7 +2175,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.30", [[ - SELECT LTRIM(X'00004100420000', X'00'); + SELECT TRIM(LEADING X'00' FROM X'00004100420000'); ]], { -- "A\0B\0\0" @@ -2185,7 +2185,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.31", [[ - SELECT RTRIM(X'004100', X'00'); + SELECT TRIM(TRAILING X'00' FROM X'004100'); ]], { -- "\0A" @@ -2195,7 +2195,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.32", [[ - SELECT RTRIM(X'004100', X'0000'); + SELECT TRIM(TRAILING X'0000' FROM X'004100'); ]], { -- "\0A" @@ -2205,7 +2205,7 @@ test:do_execsql_test( test:do_execsql_test( "func-22.33", [[ - SELECT RTRIM(X'004100', X'0042'); + SELECT TRIM(TRAILING X'0042' FROM X'004100'); ]], { -- "\0A" @@ -2215,13 +2215,56 @@ test:do_execsql_test( test:do_execsql_test( "func-22.34", [[ - SELECT RTRIM(X'00004100420000', X'00'); + SELECT TRIM(TRAILING X'00' FROM X'00004100420000'); ]], { -- "\0\0A\0B" -- }) =20 +-- gh-3879 Check new TRIM() grammar, particularly BOTH keyword and +-- FROM without any agrs before. LEADING and TRAILING keywords is +-- checked above. + +test:do_execsql_test( + "func-22.35", + [[ + SELECT TRIM(BOTH FROM ' hi '); + ]], { + -- + "hi" + -- + }) +test:do_execsql_test( + "func-22.36", + [[ + SELECT TRIM(BOTH 'xyz' FROM ' hi '); + ]], { + -- + " hi " + -- + }) + +test:do_execsql_test( + "func-22.37", + [[ + SELECT TRIM(BOTH 'xyz' FROM 'xyxzy hi zzzy'); + ]], { + -- + " hi " + -- + }) + +test:do_catchsql_test( + "func-22.38", + [[ + SELECT TRIM(FROM 'xyxzy'); + ]], { + -- + 1, "Syntax error near 'FROM'" + -- + }) + -- This is to test the deprecated sql_aggregate_count() API. -- --test:do_test( @@ -2838,16 +2881,16 @@ test:do_execsql_test( "SELECT TRIM(CHAR(32,00,32,00,32));", {string.char(00,32,00)}) =20 --- LTRIM +-- LEFT TRIM test:do_execsql_test( "func-70", - "SELECT LTRIM(CHAR(32,00,32,00,32));", + "SELECT TRIM(LEADING FROM CHAR(32,00,32,00,32));", {string.char(00,32,00,32)}) =20 --- RTRIM +-- RIGHT TRIM test:do_execsql_test( "func-71", - "SELECT RTRIM(CHAR(32,00,32,00,32));", + "SELECT TRIM(TRAILING FROM CHAR(32,00,32,00,32));", {string.char(32,00,32,00)}) =20 -- GROUP_CONCAT diff --git a/test/sql-tap/with1.test.lua b/test/sql-tap/with1.test.lua index 495aa4ee4..ec45e5e76 100755 --- a/test/sql-tap/with1.test.lua +++ b/test/sql-tap/with1.test.lua @@ -550,7 +550,7 @@ test:do_execsql_test("8.1-mandelbrot", [[ SELECT group_concat( substr(' .+*#', 1+min(iter/7,4), 1), '')=20 FROM m2 GROUP BY cy ) - SELECT group_concat(rtrim(t),x'0a') FROM a; + SELECT group_concat(TRIM(TRAILING FROM t),x'0a') FROM a; ]], { -- <8.1-mandelbrot> [[ ....#