RAD Studio VCL Reference
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The properties of the TParam class are listed here.
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Name |
Description |
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This is DataSet, a member of class TParam. |
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Name |
Description |
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This is AsAnsiString, a member of class TParam. | |
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Specifies the value of the parameter when it represents a binary-coded decimal (BCD) field with less than 4 decimal places or 20 significant digits. | |
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Specifies the value of the parameter when it represents a binary large object (BLOB) field. | |
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Specifies the value of the parameter when it represents a boolean field. | |
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This is AsByte, a member of class TParam. | |
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This is AsBytes, a member of class TParam. | |
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Specifies the value of the parameter when it represents a field of type Currency. | |
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Used by TSqlServerMethod to access TDataSet parameters. | |
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Specifies the value of the parameter when it represents a date field. | |
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Specifies the value of the parameter when it represents a date-time field. | |
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Specifies the value of the parameter when it represents a float field. | |
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Specifies the value of the parameter when it represents a binary-coded decimal (BCD) field with more than 4 decimal places or 20 significant digits | |
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Specifies the value of the parameter when it represents an integer field. | |
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This is AsLargeInt, a member of class TParam. | |
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This is AsLongWord, a member of class TParam. | |
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Specifies the value of the parameter when it represents a memo field. | |
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Used by TSqlServerMethod to access TParams parameters. | |
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This is AsShortInt, a member of class TParam. | |
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Specifies the value of the parameter when it represents a small integer field. | |
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Specifies the value of the parameter when it represents an SQL timestamp field. | |
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Used by TSqlServerMethod to access TStream parameters. | |
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Specifies the value of the parameter when it represents a string field. | |
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Specifies the value of the parameter when it represents a time field. | |
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This is AsWideString, a member of class TParam. | |
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Specifies the value of the parameter when it represents a word field. | |
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Indicates whether a value (NULL or otherwise) has been assigned to the parameter. | |
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Indicates whether the value assigned to the parameter is NULL (blank). | |
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Indicates the value of the parameter as a string, using the character set of the database table. | |
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Represents the value of the parameter as a string. |
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Name |
Description |
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Indicates the type of field whose value the parameter represents. | |
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Specifies the name of the parameter. | |
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Specifies the number of decimal places for the parameter. | |
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Indicates the type of the parameter the TParam represents. | |
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Specifies the number of digits allowed for a numeric parameter. | |
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Specifies the number of characters in a string-type parameter. | |
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Represents the value of the parameter as a Variant. |
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