大约有 46,000 项符合查询结果(耗时:0.0367秒) [XML]

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How do I reset a sequence in Oracle?

...q_name in varchar2 ) is l_val number; begin execute immediate 'select ' || p_seq_name || '.nextval from dual' INTO l_val; execute immediate 'alter sequence ' || p_seq_name || ' increment by -' || l_val || ' minvalue 0'; ...
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How to return result of a SELECT inside a function in PostgreSQL?

... bigint , ratio bigint) AS $func$ BEGIN RETURN QUERY SELECT t.txt , count(*) AS cnt -- column alias only visible inside , (count(*) * 100) / _max_tokens -- I added brackets FROM ( SELECT t.txt FROM token t WHERE t.charty...
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How do I compare two files using Eclipse? Is there any option provided by Eclipse?

... To compare two files in Eclipse, first select them in the Project Explorer / Package Explorer / Navigator with control-click. Now right-click on one of the files, and the following context menu will appear. Select Compare With / Each Other. ...
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How to disable/enable select field using jQuery?

...gt; <label for="pizza">I would like to order a</label> <select id="pizza_kind" name="pizza_kind"> <option>(choose one)</option> <option value="margaritha">Margaritha</option> <option value="hawai">Hawai</option> </select> ...
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How can prepared statements protect from SQL injection attacks?

...ample shows it (all examples in PHP/Mysql): $expected_data = 1; $query = "SELECT * FROM users where id=$expected_data"; will produce a regular query SELECT * FROM users where id=1 while this code $spoiled_data = "1; DROP TABLE users;" $query = "SELECT * FROM users where id=$spoiled_da...
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How do I search an SQL Server database for a string?

...T) INSERT INTO @Temp(TableName,SchemaName, ColumnName, DataType) SELECT C.Table_Name,C.TABLE_SCHEMA, C.Column_Name, C.Data_Type FROM Information_Schema.Columns AS C INNER Join Information_Schema.Tables AS T ON C.Table_Name = T.Table_Name AND C.TA...
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Select something that has more/less than x character

Was wondering if it's possible to select something that has more/less than x characters in SQL. 4 Answers ...
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SQL select join: is it possible to prefix all columns as 'prefix.*'?

... if this is possible in SQL. Say you have two tables A and B, and you do a select on table A and join on table B: 22 Answer...
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Select multiple columns in data.table by their numeric indices

How can we select multiple columns using a vector of their numeric indices (position) in data.table ? 5 Answers ...
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T-SQL split string

...ers on StackOverflow but none of them works in R2. I have made sure I have select permissions on any split function examples. Any help greatly appreciated. ...