Package net.sourceforge.jtds.jdbc
Class TdsData.TypeInfo
- java.lang.Object
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- net.sourceforge.jtds.jdbc.TdsData.TypeInfo
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- Enclosing class:
- TdsData
private static class TdsData.TypeInfo extends java.lang.Object
This class implements a descriptor for TDS data types;- Author:
- Mike Hutchinson.
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Field Summary
Fields Modifier and Type Field Description int
displaySize
The display size of the type.boolean
isCollation
true if type requires TDS80 collation.boolean
isSigned
true if type is a signed numeric.int
jdbcType
The java.sql.Types constant for this data type.int
precision
The precision of the type.int
size
The size of this type or < 0 for variable sizes.java.lang.String
sqlType
The SQL type name.
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Constructor Summary
Constructors Constructor Description TypeInfo(java.lang.String sqlType, int size, int precision, int displaySize, boolean isSigned, boolean isCollation, int jdbcType)
Construct a new TDS data type descriptor.
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Field Detail
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sqlType
public final java.lang.String sqlType
The SQL type name.
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size
public final int size
The size of this type or < 0 for variable sizes.Special values as follows:
- -5 sql_variant type.
- -4 text, image or ntext types.
- -2 SQL Server 7+ long char and var binary types.
- -1 varchar, varbinary, null types.
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precision
public final int precision
The precision of the type.If this is -1 precision must be calculated from buffer size eg for varchar fields.
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displaySize
public final int displaySize
The display size of the type.-1 If the display size must be calculated from the buffer size.
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isSigned
public final boolean isSigned
true if type is a signed numeric.
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isCollation
public final boolean isCollation
true if type requires TDS80 collation.
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jdbcType
public final int jdbcType
The java.sql.Types constant for this data type.
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Constructor Detail
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TypeInfo
TypeInfo(java.lang.String sqlType, int size, int precision, int displaySize, boolean isSigned, boolean isCollation, int jdbcType)
Construct a new TDS data type descriptor.- Parameters:
sqlType
- SQL type name.size
- Byte size for this type or < 0 for variable length types.precision
- Decimal precision or -1displaySize
- Printout size for this type or special values -1,-2.isSigned
- True if signed numeric type.isCollation
- True if type has TDS 8 collation information.jdbcType
- The java.sql.Type constant for this type.
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