ResultSetMetaData

interfacein packageklyn.databases.sql

public interface ResultSetMetaData:

ResultSetMetaData

Result-set metadata contract inspired by `java.sql.ResultSetMetaData`. Column-specific information stays on indexed methods, while global state is exposed as properties.

import klyn.databases.sql

metadata = rows.metadata
print(metadata.columnCount)
print(metadata.columnName(1))

Properties

Modifier and Type	Member	Description
public readonly property	columnCount `columnCount as Int`	Number of columns described by this metadata object.

Methods

Modifier and Type	Member	Description
public	autoIncrement `autoIncrement(index as Int) as Boolean throws SQLException`	Returns true for auto-increment columns.
public	caseSensitive `caseSensitive(index as Int) as Boolean throws SQLException`	Returns true for case-sensitive columns.
public	catalogName `catalogName(index as Int) as String throws SQLException`	Returns the catalog name for one column.
public	columnClassName `columnClassName(index as Int) as String throws SQLException`	Returns the driver value-class name for one column.
public	columnLabel `columnLabel(index as Int) as String throws SQLException`	Returns the display label for one column.
public	columnName `columnName(index as Int) as String throws SQLException`	Returns the declared column name.
public	columnType `columnType(index as Int) as Int throws SQLException`	Returns the JDBC-style SQL type code for one column.
public	columnTypeName `columnTypeName(index as Int) as String throws SQLException`	Returns the SQL type name for one column.
public	definitelyWritable `definitelyWritable(index as Int) as Boolean throws SQLException`	Returns true for definitely-writable columns.
public	displaySize `displaySize(index as Int) as Int throws SQLException`	Returns the display size for one column.
public	nullability `nullability(index as Int) as Nullability throws SQLException`	Returns the nullability contract for one column.
public	precision `precision(index as Int) as Int throws SQLException`	Returns the numeric precision for one column.
public	readOnly `readOnly(index as Int) as Boolean throws SQLException`	Returns true for read-only columns.
public	scale `scale(index as Int) as Int throws SQLException`	Returns the numeric scale for one column.
public	schemaName `schemaName(index as Int) as String throws SQLException`	Returns the schema name for one column.
public	searchable `searchable(index as Int) as Boolean throws SQLException`	Returns true for searchable columns.
public	signed `signed(index as Int) as Boolean throws SQLException`	Returns true for signed numeric columns.
public	tableName `tableName(index as Int) as String throws SQLException`	Returns the table name for one column.
public	writable `writable(index as Int) as Boolean throws SQLException`	Returns true for writable columns.