For example, the WHERE condition SALARY BETWEEN 1500 AND 2500 in a SELECT query will list those employees whose salary is between 1500 and 2500.You can also use BETWEEN operator on character values.BETWEEN也可以用于字符串值;这时候会按照英文字母排序来查找.The IN Operator...
Operator(关键字) Condition(意思) SQL Example(例子) =, !=, < <=, >, >= Standard numerical operators 基础的 大于,等于等比较 col_name != 4 BETWEEN … AND … Number is within range of two values (inclusive) 在两个数之间 col_name BETWEEN 1.5 AND 10.5 NOT BETWEEN … AND … Number is...
BETWEEN FROM REFERENCES BREAK FULL REPLICATION BROWSE FUNCTION RESTORE BULK GOTO RESTRICT BY GRANT RETURN CASCADE GROUP REVERT CASE HAVING REVOKE CHECK HOLDLOCK RIGHT CHECKPOINT IDENTITY ROLLBACK CLOSE IDENTITY_INSERT ROWCOUNT CLUSTERED IDENTITYCOL
This SQL tutorial explains how to use the SQL BETWEEN condition with syntax and examples. The SQL BETWEEN condition allows you to easily test if an expression is within a range of values (inclusive).
In addition, the Query Optimizer is extended so that a seek or scan operation with one condition can be done on PartitionID (當做邏輯前端資料行) 上完成,而其他索引鍵資料行及第二層搜尋 (具有另一個條件) 也可能會在一或多個其他資料行上完成 (針對符合第一層搜尋作業資格的每一個相異值)。 也...
CASE STATEMENT AS A CONDITIONAND ALIAS CASE statement based on TIME field case statement for count between two dates CASE statement in SQL returns Null CASE statement in WHERE clause for IS NULL: I want to say IS or IS NOT Null for a column using CASE Case Statement in Where clause with...
For example, a SERIALIZABLE transaction could issue a SELECT statement that reads all rows whose key values match the condition BETWEEN 'AAA' AND 'CZZ'. A key-range lock on the key values in the range from 'AAA' to 'CZZ' prevents other transactions from inserting rows with key values ...
The range includes all possible column values between boundary values, excluding the boundary values themselves. The lowest of the sorted column values is the upper boundary value for the first histogram step.In more detail, SQL Server creates the histogram from the sorted set of column values in...
With asynchronous mirroring, such a condition can cause the mirror to fall behind the principal significantly. As a result, we allow index maintenance only during low traffic times. We have a periodic Transact-SQL job to reorganize as well as rebuild indexes. Both actions cause transaction log...
You can use correlation names in the PL/SQL block and WHEN condition of a row trigger to refer specifically to old and new values of the current row. The default correlation names are OLD and NEW. If your row trigger is associated with a table named OLD or NEW, use this clause to ...