first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 226 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 255 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 262 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 232 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 235 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 257 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 232 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your table: t, index: i2, �→ col: c1, indexed-value:{KindString hellp} != record-value:{KindString �→ hello} This error indicates that the data in a row to be written by the transaction does not match the table t, a row to be written by the transaction has data hellp in the index key-value pair and data hello in the record key-value pair. The data of this row will not be written. 10.17.1.1.5 Error 8141 ERROR

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 4.3.4.6.3 Sample code snippets You can refer to the following sample code the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the

first SQL statement on TiDB Cloud. SELECT 'Hello TiDB Cloud!'; Expected output: +-------------------+ | Hello TiDB Cloud! | +-------------------+ | Hello TiDB Cloud! | +-------------------+ If your output is similar to the following, the connec- tion is successful: json { "results": [ { "Hello World": "Hello World" } �→ ] } 227 4.3.4.6.3 Sample code snippets You can refer to the following sample the following, the connec- tion is successful: {"statusCode":200,"body":"{\"results\":[{\"Hello World\":\"Hello World\ �→ "}]}"} After you confirm that the connection is successful, you can follow the