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identity(seed, increment)
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create table student(
      id int identity(1,1),
      name varchar(100)
)
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SET IDENTITY_INSERT [ database. [ owner. ] ] { table }  ON
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SET IDENTITY_INSERT [ database. [ owner. ] ] { table }  OFF
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create table student(
      id int identity(1,1),
      name varchar(100)
)
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set IDENTITY_INSERT student ON
insert into student(id,name)values(1,'student1');
insert into student(id,name)values(2,'student2');
set IDENTITY_INSERT student OFF


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SELECT Name from Master..SysDatabases ORDER BY Name
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SELECT Name from DatabaseName..SysObjects Where XType='U' ORDER BY Name
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use tempdb
go
if (object_id ('udf_getExcelTableNames' ) is not null )
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