Interface IDbFirst

Namespace: FreeSql
Assembly: FreeSql.dll
Syntax
public interface IDbFirst

Methods

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ExistsTable(String, Boolean)

判断表是否存在

Declaration
bool ExistsTable(string name, bool ignoreCase = true)
Parameters
Type Name Description
System.String name

表名，如：dbo.table1
System.Boolean ignoreCase

是否忽略大小写
Returns
Type Description
System.Boolean
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GetCsConvert(DbColumnInfo)

获取c#转换，(int)、(long)

Declaration
string GetCsConvert(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetCsParse(DbColumnInfo)

反序列化

Declaration
string GetCsParse(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetCsStringify(DbColumnInfo)

序列化

Declaration
string GetCsStringify(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetCsType(DbColumnInfo)

获取c#类型，int、long

Declaration
string GetCsType(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetCsTypeInfo(DbColumnInfo)

获取c#类型对象

Declaration
Type GetCsTypeInfo(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.Type
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GetCsTypeValue(DbColumnInfo)

获取c#值

Declaration
string GetCsTypeValue(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetDatabases()

获取所有数据库

Declaration
List<string> GetDatabases()
Returns
Type Description
System.Collections.Generic.List<System.String>
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GetDataReaderMethod(DbColumnInfo)

获取ado.net读取方法, GetBoolean、GetInt64

Declaration
string GetDataReaderMethod(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.String
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GetDbType(DbColumnInfo)

获取数据库枚举类型int值

Declaration
int GetDbType(DbColumnInfo column)
Parameters
Type Name Description
DbColumnInfo column
Returns
Type Description
System.Int32
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GetEnumsByDatabase(String[])

获取数据库枚举类型，适用 PostgreSQL

Declaration
List<DbEnumInfo> GetEnumsByDatabase(params string[] database)
Parameters
Type Name Description
System.String[] database
Returns
Type Description
System.Collections.Generic.List<DbEnumInfo>
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GetTableByName(String, Boolean)

获取指定单表信息，包括列详情、主键、唯一键、索引、备注

Declaration
DbTableInfo GetTableByName(string name, bool ignoreCase = true)
Parameters
Type Name Description
System.String name

表名，如：dbo.table1
System.Boolean ignoreCase

是否忽略大小写
Returns
Type Description
DbTableInfo
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GetTablesByDatabase(String[])

获取指定数据库的表信息，包括表、列详情、主键、唯一键、索引、外键、备注

Declaration
List<DbTableInfo> GetTablesByDatabase(params string[] database)
Parameters
Type Name Description
System.String[] database
Returns
Type Description
System.Collections.Generic.List<DbTableInfo>