SQL String Functions > Length Function The Length function in SQL is used to get the length of a string. This function has a different name for different databases: MySQL: LENGTH( ) Oracle: LENGTH( ) SQL Server: LEN( ) SyntaxThe syntax for the Length function is as follows: ...
Syntax The syntax for the LENGTH function in Oracle/PLSQL is: LENGTH( string1 ) Parameters or Arguments string1 The string to return the length for. Returns The LENGTH function returns a numeric value. Ifstring1is NULL, then the LENGTH function will return NULL. ...
SQL> insert into t_test_var values ('我','我','我','我','我','我','我','我'); SQL> insert into t_test_var values ('我们','我们','我们','我们','我们','我们','我们','我们'); SQL> insert into t_test_var values ('我们是','我们是','我们是','我们是','我们是','...
Oracle/ Oracle Database/ Release 21 SQL Language Reference Share on LinkedInShare on XShare on FacebookShare on Email Syntax length::= Description of the illustration length.eps Purpose TheLENGTHfunctions return the length ofchar.LENGTHcalculates length using characters as defined by the input charac...
Oracle LENGTH toSQLServer conversion summary: OracleSQLServer SyntaxLENGTH(string)LEN(string) Length in Characters Trailing Spaces Included Use DATALENGTH CHAR and NCHAR ColumnsMaximum column length returnedActual data length returnedUse COL_LENGTH
Oracle 中‘’最大长度 4000。 CREATETABLEtest_varchar ( NAME VARCHAR2(4000) ); 建表SQL中VARCHAR2 最大长度 4000。 详见: http://www.techonthenet.com/oracle/datatypes.php http://www.w3school.com.cn/sql/sql_syntax.asp http://www.cnblogs.com/kerrycode/p/3833746.html ...
The Oracle/PLSQL LENGTHC function returns the length of the specified string, using Unicode complete characters.Syntax The syntax for the LENGTHC function in Oracle/PLSQL is: LENGTHC( string1 ) Parameters or Arguments string1 The string to return the length for. string1 can be CHAR, VARCHAR...
The OracleLENGTH()function returns the number of characters of a specified string. It measures the length of the string in characters as defined by the input character set. Syntax The following illustrates the syntax of the OracleLENGTH()function: ...
Syntax: octet_length(string) Parameters: The above function is a synonym for LENGTH(). PostgreSQL Version: 9.3 Compatible with PostgreSQL version 9.3 and later. Pictorial Presentation of PostgreSQL OCTET_LENGTH() function Example: PostgreSQL OCTET_LENGTH() function ...
A Introduction to the SQL for Oracle NoSQL Database Shelllength Function The length function returns the length of a character string. The length function calculates the length using the UTF character set. Syntax Copy returnvalue length(source) source ::= any* returnvalue ::= integer Semantics ...