SQLRETURN SQLGetInfo( SQLHDBC ConnectionHandle, SQLUSMALLINT InfoType, SQLPOINTER InfoValuePtr, SQLSMALLINT BufferLength, SQLSMALLINT * StringLengthPtr); 参数 ConnectionHandle [输入] 连接句柄。 InfoType [输入]信息类型。 I
If using the SQL Server Management Studio Query Editor, theResults to Gridoption can't implement the carriage return. Switch toResults to Textto see the result set properly. Results to Text are truncated to 256 characters by default. To increase this limit, change theMaximum number of character...
使用 CONCAT 函数：CONCAT 函数可以将多个字段拼接在一起。例如，将 FirstName、MiddleName 和 LastName...
-h, --help help for sqlcmd --sqlconfig string configuration file (default "/Users/<currentUser>/.sqlcmd/sqlconfig") --verbosity int log level, error=0, warn=1, info=2, debug=3, trace=4 (default 2) --version print version of sqlcmd Use "sqlcmd [command] --help" for more ...
如果StringLengthPtr 指向的位置中的值大于 BufferLength 中指定的长度,则字符串输出信息将被截断为 BufferLength 字节,函数返回 SQL_SUCCESS_WITH_INFO。 用法 请参SQLGetInfo( 返回的信息, InfoType可能值列表,以及 SQLGetInfo() 函数针对该值返回的信息描述。 返回码 SQL_SUCCESS SQL_SUCCESS_WITH_INFO SQL_ERRO...
SQLRETURN SQLGetInfo( SQLHDBC ConnectionHandle, SQLUSMALLINT InfoType, SQLPOINTER InfoValuePtr, SQLSMALLINT BufferLength, SQLSMALLINT * StringLengthPtr); Arguments ConnectionHandle [Input] Connection handle. InfoType [Input] Type of information. InfoValuePtr [Output] Pointer to a buffer in which...
for example, when user input is either incorrectly filtered for string literal escape characters embedded in SQL statements or user input is not strongly typed and unexpectedly executed. SQL injection is mostly known as an attack vector for websites but can be used to attack any type of SQL da...
instr(str, substr) - Returns the (1-based) index of the first occurrence ofsubstrinstr. Examples:> SELECT instr('SparkSQL', 'SQL');6 Examples:>SELECT locate('bar', 'foobarbar'); 4 14.space 在字符串前面加n个空格 space(n) - Returns a string consisting ofnspaces. ...
ASCII values for extended characters Assign empty string '' if datetime is null Assign EXEC output to Variable Assigning NULL value to column name using Case Statement of where is SQL SERVER 2008 atomic if not exists() and insert or update Attempt to fetch logical page (1:155534) in databas...
The value of the environment variable DB2PIPENAME must be a valid pipe name. The pipe name must be no longer than eight characters, and has the same syntactical restrictions as a normal file name. sqlcode: -1285 sqlstate: 08001 SQL1286NThe connection to databasedatabase-aliashas been severe...