diff --git a/tools/shell/src/shellArguments.c b/tools/shell/src/shellArguments.c index 13f8cde3e3bc43635f92d2c52978a35fef519bbb..1639fd1ca681ab0bb980b2fd1fca8b34d58e15f3 100644 --- a/tools/shell/src/shellArguments.c +++ b/tools/shell/src/shellArguments.c @@ -332,7 +332,7 @@ int32_t shellParseArgs(int32_t argc, char *argv[]) { shellInitArgs(argc, argv); shell.info.clientVersion = "Welcome to the TDengine shell from %s, Client Version:%s\n" - "Copyright (c) 2020 by TAOS Data, Inc. All rights reserved.\n\n"; + "Copyright (c) 2022 by TAOS Data, Inc. All rights reserved.\n\n"; shell.info.promptHeader = "taos> "; shell.info.promptContinue = " -> "; shell.info.promptSize = 6; diff --git a/tools/shell/src/shellEngine.c b/tools/shell/src/shellEngine.c index 21fd3d03597e66ee2f8a2d1c13dee74d698bd605..8f0d39377e5abaccd626668d2b8138d324f1ff76 100644 --- a/tools/shell/src/shellEngine.c +++ b/tools/shell/src/shellEngine.c @@ -29,11 +29,11 @@ static void shellDumpFieldToFile(TdFilePtr pFile, const char *val, TAOS_FIELD static int32_t shellDumpResultToFile(const char *fname, TAOS_RES *tres); static void shellPrintNChar(const char *str, int32_t length, int32_t width); static void shellPrintField(const char *val, TAOS_FIELD *field, int32_t width, int32_t length, int32_t precision); -static int32_t shellVerticalPrintResult(TAOS_RES *tres); +static int32_t shellVerticalPrintResult(TAOS_RES *tres, const char *sql); static int32_t shellCalcColWidth(TAOS_FIELD *field, int32_t precision); static void shellPrintHeader(TAOS_FIELD *fields, int32_t *width, int32_t num_fields); -static int32_t shellHorizontalPrintResult(TAOS_RES *tres); -static int32_t shellDumpResult(TAOS_RES *tres, char *fname, int32_t *error_no, bool vertical); +static int32_t shellHorizontalPrintResult(TAOS_RES *tres, const char *sql); +static int32_t shellDumpResult(TAOS_RES *tres, char *fname, int32_t *error_no, bool vertical, const char *sql); static void shellReadHistory(); static void shellWriteHistory(); static void shellPrintError(TAOS_RES *tres, int64_t st); @@ -121,7 +121,7 @@ int32_t shellRunCommand(char *command) { char quote = 0, *cmd = command; for (char c = *command++; c != 0; c = *command++) { if (c == '\\' && (*command == '\'' || *command == '"' || *command == '`')) { - command ++; + command++; continue; } @@ -190,7 +190,7 @@ void shellRunSingleCommandImp(char *command) { if (pFields != NULL) { // select and show kinds of commands int32_t error_no = 0; - int32_t numOfRows = shellDumpResult(pSql, fname, &error_no, printMode); + int32_t numOfRows = shellDumpResult(pSql, fname, &error_no, printMode, command); if (numOfRows < 0) return; et = taosGetTimestampUs(); @@ -272,6 +272,7 @@ void shellDumpFieldToFile(TdFilePtr pFile, const char *val, TAOS_FIELD *field, i return; } + int n; char buf[TSDB_MAX_BYTES_PER_ROW]; switch (field->type) { case TSDB_DATA_TYPE_BOOL: @@ -280,20 +281,37 @@ void shellDumpFieldToFile(TdFilePtr pFile, const char *val, TAOS_FIELD *field, i case TSDB_DATA_TYPE_TINYINT: taosFprintfFile(pFile, "%d", *((int8_t *)val)); break; + case TSDB_DATA_TYPE_UTINYINT: + taosFprintfFile(pFile, "%u", *((uint8_t *)val)); + break; case TSDB_DATA_TYPE_SMALLINT: taosFprintfFile(pFile, "%d", *((int16_t *)val)); break; + case TSDB_DATA_TYPE_USMALLINT: + taosFprintfFile(pFile, "%u", *((uint16_t *)val)); + break; case TSDB_DATA_TYPE_INT: taosFprintfFile(pFile, "%d", *((int32_t *)val)); break; + case TSDB_DATA_TYPE_UINT: + taosFprintfFile(pFile, "%u", *((uint32_t *)val)); + break; case TSDB_DATA_TYPE_BIGINT: taosFprintfFile(pFile, "%" PRId64, *((int64_t *)val)); break; + case TSDB_DATA_TYPE_UBIGINT: + taosFprintfFile(pFile, "%" PRIu64, *((uint64_t *)val)); + break; case TSDB_DATA_TYPE_FLOAT: taosFprintfFile(pFile, "%.5f", GET_FLOAT_VAL(val)); break; case TSDB_DATA_TYPE_DOUBLE: - taosFprintfFile(pFile, "%.9f", GET_DOUBLE_VAL(val)); + n = snprintf(buf, TSDB_MAX_BYTES_PER_ROW, "%*.9f", length, GET_DOUBLE_VAL(val)); + if (n > MAX(25, length)) { + taosFprintfFile(pFile, "%*.15e", length, GET_DOUBLE_VAL(val)); + } else { + taosFprintfFile(pFile, "%s", buf); + } break; case TSDB_DATA_TYPE_BINARY: case TSDB_DATA_TYPE_NCHAR: @@ -435,6 +453,7 @@ void shellPrintField(const char *val, TAOS_FIELD *field, int32_t width, int32_t return; } + int n; char buf[TSDB_MAX_BYTES_PER_ROW]; switch (field->type) { case TSDB_DATA_TYPE_BOOL: @@ -468,7 +487,12 @@ void shellPrintField(const char *val, TAOS_FIELD *field, int32_t width, int32_t printf("%*.5f", width, GET_FLOAT_VAL(val)); break; case TSDB_DATA_TYPE_DOUBLE: - printf("%*.9f", width, GET_DOUBLE_VAL(val)); + n = snprintf(buf, TSDB_MAX_BYTES_PER_ROW, "%*.9f", width, GET_DOUBLE_VAL(val)); + if (n > MAX(25, width)) { + printf("%*.15e", width, GET_DOUBLE_VAL(val)); + } else { + printf("%s", buf); + } break; case TSDB_DATA_TYPE_BINARY: case TSDB_DATA_TYPE_NCHAR: @@ -483,7 +507,16 @@ void shellPrintField(const char *val, TAOS_FIELD *field, int32_t width, int32_t } } -int32_t shellVerticalPrintResult(TAOS_RES *tres) { +bool shellIsLimitQuery(const char *sql) { + //todo refactor + if (strstr(sql, "limit") != NULL || strstr(sql, "LIMIT") != NULL) { + return true; + } + + return false; +} + +int32_t shellVerticalPrintResult(TAOS_RES *tres, const char *sql) { TAOS_ROW row = taos_fetch_row(tres); if (row == NULL) { return 0; @@ -503,7 +536,7 @@ int32_t shellVerticalPrintResult(TAOS_RES *tres) { uint64_t resShowMaxNum = UINT64_MAX; - if (shell.args.commands == NULL && shell.args.file[0] == 0) { + if (shell.args.commands == NULL && shell.args.file[0] == 0 && !shellIsLimitQuery(sql)) { resShowMaxNum = SHELL_DEFAULT_RES_SHOW_NUM; } @@ -525,8 +558,13 @@ int32_t shellVerticalPrintResult(TAOS_RES *tres) { putchar('\n'); } } else if (showMore) { - printf("[100 Rows showed, and more rows are fetching but will not be showed. You can ctrl+c to stop or wait.]\n"); - printf("[You can add limit statement to get more or redirect results to specific file to get all.]\n"); + printf("\n"); + printf(" Notice: The result shows only the first %d rows.\n", SHELL_DEFAULT_RES_SHOW_NUM); + printf(" You can use the `LIMIT` clause to get fewer result to show.\n"); + printf(" Or use '>>' to redirect the whole set of the result to a specified file.\n"); + printf("\n"); + printf(" You can use Ctrl+C to stop the underway fetching.\n"); + printf("\n"); showMore = 0; } @@ -618,7 +656,7 @@ void shellPrintHeader(TAOS_FIELD *fields, int32_t *width, int32_t num_fields) { putchar('\n'); } -int32_t shellHorizontalPrintResult(TAOS_RES *tres) { +int32_t shellHorizontalPrintResult(TAOS_RES *tres, const char *sql) { TAOS_ROW row = taos_fetch_row(tres); if (row == NULL) { return 0; @@ -637,7 +675,7 @@ int32_t shellHorizontalPrintResult(TAOS_RES *tres) { uint64_t resShowMaxNum = UINT64_MAX; - if (shell.args.commands == NULL && shell.args.file[0] == 0) { + if (shell.args.commands == NULL && shell.args.file[0] == 0 && !shellIsLimitQuery(sql)) { resShowMaxNum = SHELL_DEFAULT_RES_SHOW_NUM; } @@ -655,8 +693,13 @@ int32_t shellHorizontalPrintResult(TAOS_RES *tres) { } putchar('\n'); } else if (showMore) { - printf("[100 Rows showed, and more rows are fetching but will not be showed. You can ctrl+c to stop or wait.]\n"); - printf("[You can add limit statement to show more or redirect results to specific file to get all.]\n"); + printf("\n"); + printf(" Notice: The result shows only the first %d rows.\n", SHELL_DEFAULT_RES_SHOW_NUM); + printf(" You can use the `LIMIT` clause to get fewer result to show.\n"); + printf(" Or use '>>' to redirect the whole set of the result to a specified file.\n"); + printf("\n"); + printf(" You can use Ctrl+C to stop the underway fetching.\n"); + printf("\n"); showMore = 0; } @@ -667,14 +710,14 @@ int32_t shellHorizontalPrintResult(TAOS_RES *tres) { return numOfRows; } -int32_t shellDumpResult(TAOS_RES *tres, char *fname, int32_t *error_no, bool vertical) { +int32_t shellDumpResult(TAOS_RES *tres, char *fname, int32_t *error_no, bool vertical, const char *sql) { int32_t numOfRows = 0; if (fname != NULL) { numOfRows = shellDumpResultToFile(fname, tres); } else if (vertical) { - numOfRows = shellVerticalPrintResult(tres); + numOfRows = shellVerticalPrintResult(tres, sql); } else { - numOfRows = shellHorizontalPrintResult(tres); + numOfRows = shellHorizontalPrintResult(tres, sql); } *error_no = taos_errno(tres);