'---- FieldAttributeEnum Values ----
Const adFldMayDefer = &H00000002
Const adFldUpdatable = &H00000004
Const adFldUnknownUpdatable = &H00000008
Const adFldFixed = &H00000010
Const adFldIsNullable = &H00000020
Const adFldMayBeNull = &H00000040
Const adFldLong = &H00000080
Const adFldRowID = &H00000100
Const adFldRowVersion = &H00000200
Const adFldCacheDeferred = &H00001000
'---- SchemaEnum Values ----
'---- SchemaEnum Values ----
Const adSchemaProviderSpecific = -1
Const adSchemaAsserts = 0
Const adSchemaCatalogs = 1
Const adSchemaCharacterSets = 2
Const adSchemaCollations = 3
Const adSchemaColumns = 4
Const adSchemaCheckConstraints = 5
Const adSchemaConstraintColumnUsage = 6
Const adSchemaConstraintTableUsage = 7
Const adSchemaKeyColumnUsage = 8
Const adSchemaReferentialConstraints = 9
Const adSchemaTableConstraints = 10
Const adSchemaColumnsDomainUsage = 11
Const adSchemaIndexes = 12
Const adSchemaColumnPrivileges = 13
Const adSchemaTablePrivileges = 14
Const adSchemaUsagePrivileges = 15
Const adSchemaProcedures = 16
Const adSchemaSchemata = 17
Const adSchemaSQLLanguages = 18
Const adSchemaStatistics = 19
Const adSchemaTables = 20
Const adSchemaTranslations = 21
Const adSchemaProviderTypes = 22
Const adSchemaViews = 23
Const adSchemaViewColumnUsage = 24
Const adSchemaViewTableUsage = 25
Const adSchemaProcedureParameters = 26
Const adSchemaForeignKeys = 27
Const adSchemaPrimaryKeys = 28
Const adSchemaProcedureColumns = 29
Const adSchemaDBInfoKeywords = 30
Const adSchemaDBInfoLiterals = 31
Const adSchemaCubes = 32
Const adSchemaDimensions = 33
Const adSchemaHierarchies = 34
Const adSchemaLevels = 35
Const adSchemaMeasures = 36
Const adSchemaProperties = 37
Const adSchemaMembers = 38
Const adSchemaTrustees = 39
Const adSchemaFunctions = 40
Const adSchemaActions = 41
Const adSchemaCommands = 42
Const adSchemaSets = 43
'==================================================================返回字段类型函数
Function typ(field_type)
'field_type = 字段类型值
Select Case field_type
case adEmpty:typ = "Empty"
case adTinyInt:typ = "TinyInt"
case adSmallInt:typ = "SmallInt"
case adInteger:typ = "Integer"
case adBigInt:typ = "BigInt"
case adUnsignedTinyInt:typ = "TinyInt" 'UnsignedTinyInt
case adUnsignedSmallInt:typ = "UnsignedSmallInt"
case adUnsignedInt:typ = "UnsignedInt"
case adUnsignedBigInt:typ = "UnsignedBigInt"
case adSingle:typ = "Single" 'Single
case adDouble:typ = "Double" 'Double
case adCurrency:typ = "Money" 'Currency
case adDecimal:typ = "Decimal"
case adNumeric:typ = "Numeric" 'Numeric
case adBoolean:typ = "Bit" 'Boolean
case adError:typ = "Error"
case adUserDefined:typ = "UserDefined"
case adVariant:typ = "Variant"
case adIDispatch:typ = "IDispatch"
case adIUnknown:typ = "IUnknown"
case adGUID:typ = "GUID" 'GUID
case adDATE:typ = "DateTime" 'Date
case adDBDate:typ = "DBDate"
case adDBTime:typ = "DBTime"
case adDBTimeStamp:typ = "DateTime" 'DBTimeStamp
case adBSTR:typ = "BSTR"
case adChar:typ = "Char"
case adVarChar:typ = "VarChar"
case adLongVarChar:typ = "LongVarChar"
case adWChar:typ = "Text" 'WChar类型 SQL中为Text
case adVarWChar:typ = "VarChar" 'VarWChar
case adLongVarWChar:typ = "Text" 'LongVarWChar
case adBinary:typ = "Binary"
case adVarBinary:typ = "VarBinary"
case adLongVarBinary:typ = "LongBinary"'LongVarBinary
case adChapter:typ = "Chapter"
case adPropVariant:typ = "PropVariant"
case else:typ = "Unknown"
end select
End Function
