org.melati.poem.dbms
Class Mimer

java.lang.Object
  org.melati.poem.dbms.AnsiStandard
      org.melati.poem.dbms.Mimer

All Implemented Interfaces:

Dbms

public class Mimer
extends AnsiStandard

A Driver for Mimer ( NOT WORKING YET!!!).

Field Summary

static int

mimerTextHack Size of text fields.

Fields inherited from class org.melati.poem.dbms.AnsiStandard

schema

Constructor Summary

Mimer()
Constructor - set driver.

Method Summary

PoemType	canRepresent(PoemType storage, PoemType type) Enable one PoemType to represent another, for example a bit to represent a boolean.
String	getSqlDefinition(String sqlTypeName) Retrieve a SQL type keyword used by the DBMS for the given Melati type name.
String	getStringSqlDefinition(int size) Accomodate String / Text distinction.

Methods inherited from class org.melati.poem.dbms.AnsiStandard

alterColumnNotNullableSQL, booleanTrueExpression, canBeIndexed, canDropColumns, canStoreBlobs, caseInsensitiveRegExpSQL, createTableOptionsSql, createTableSql, createTableTypeQualifierSql, defaultPoemTypeOfColumnMetaData, exceptionForUpdate, exceptionForUpdate, getBinarySqlDefinition, getConnection, getDriverClassName, getDriverLoaded, getFixedPtSqlDefinition, getForeignKeyDefinition, getIndexLength, getJdbcMetadataName, getLongSqlDefinition, getPrimaryKeyDefinition, getQuotedName, getQuotedValue, getSchema, getSqlDefaultValue, givesCapabilitySQL, loadDriver, melatiName, preparedStatementPlaceholder, selectLimit, setDriverClassName, setDriverLoaded, shutdown, sqlBooleanValueOfRaw, tableInitialisationSql, toString, unloadDriver, unreservedName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

mimerTextHack

public static final int mimerTextHack

Size of text fields.

See Also:

Constant Field Values

Constructor Detail

Mimer

public Mimer()

Constructor - set driver.

Method Detail

getStringSqlDefinition

public String getStringSqlDefinition(int size)

Accomodate String / Text distinction.

Specified by:

getStringSqlDefinition in interface Dbms

Overrides:

getStringSqlDefinition in class AnsiStandard

Parameters:

size - the string length (-1 means no limit)

Returns:

the SQL definition for a string of this size

See Also:

AnsiStandard.getStringSqlDefinition(int)

canRepresent

public PoemType canRepresent(PoemType storage,
                             PoemType type)

Enable one PoemType to represent another, for example a bit to represent a boolean.

Specified by:

canRepresent in interface Dbms

Overrides:

canRepresent in class AnsiStandard

Parameters:

storage - the POEM native type

type - the current type

Returns:

the PoemType to use

See Also:

AnsiStandard.canRepresent(org.melati.poem.PoemType, org.melati.poem.PoemType)

getSqlDefinition

public String getSqlDefinition(String sqlTypeName)

Retrieve a SQL type keyword used by the DBMS for the given Melati type name. Override this in non-Ansi standard dbms to handle variants.

Specified by:

getSqlDefinition in interface Dbms

Overrides:

getSqlDefinition in class AnsiStandard

Parameters:

sqlTypeName - the Melati internal type name

Returns:

this dbms specific type keyword

See Also:

AnsiStandard.getSqlDefinition(java.lang.String)