Package com.exasol.dbbuilder.dialects

Class AbstractSchema

java.lang.Object

com.exasol.dbbuilder.dialects.AbstractDatabaseObject

com.exasol.dbbuilder.dialects.AbstractSchema

All Implemented Interfaces:

DatabaseObject, Schema

Direct Known Subclasses:

ExasolSchema, MySqlSchema, OracleSchema, PostgreSqlSchema

public abstract class AbstractSchema
extends AbstractDatabaseObject
implements Schema

This class contains common logic for a database schema.

Field Summary

Fields

Modifier and Type	Field	Description
protected List<Table>	tables	List of tables

Fields inherited from class com.exasol.dbbuilder.dialects.AbstractDatabaseObject

name, owned

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractSchema(com.exasol.db.Identifier name)	Create a new database schema.

Method Summary

Modifier and Type	Method	Description
Table	createTable(String name, String column1Name, String column1Type)	Create a table with one column.
Table	createTable(String name, String column1Name, String column1Type, String column2Name, String column2Type)	Create a table with two columns.
Table	createTable(String name, String column1Name, String column1Type, String column2Name, String column2Type, String column3Name, String column3Type)	Create a table with three columns.
Table	createTable(String name, List<String> columnNames, List<String> columnTypes)	Create a table with an arbitrary number of columns.
Table.Builder	createTableBuilder(String name)	Create a builder for a table.
protected void	dropInternally()	This is called by AbstractDatabaseObject.drop() to actually execute the DROP statement.
protected abstract com.exasol.db.Identifier	getIdentifier(String name)	Get an instance of Identifier.
List<Table>	getTables()	Get the tables inside this schema.
protected abstract DatabaseObjectWriter	getWriter()	Get a DatabaseObjectWriter.
protected void	passColumnsToTableBuilder(List<String> columnNames, List<String> columnTypes, Table.Builder builder)	Method that passes in a list of column names, and a list of their types, into a table builder.

Methods inherited from class com.exasol.dbbuilder.dialects.AbstractDatabaseObject

drop, getFullyQualifiedName, getName, isOwned, markDeleted, verifyNotDeleted

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.exasol.dbbuilder.dialects.DatabaseObject

drop, getFullyQualifiedName, getName, isOwned

Methods inherited from interface com.exasol.dbbuilder.dialects.Schema

getParent, getType, hasParent

Field Detail

tables

protected final List<Table> tables

List of tables

Constructor Detail

AbstractSchema

protected AbstractSchema(com.exasol.db.Identifier name)

Create a new database schema.

Parameters:

name - name of the database schema

Method Detail

getWriter

protected abstract DatabaseObjectWriter getWriter()

Get a DatabaseObjectWriter.

Returns:

DatabaseObjectWriter

getTables

public List<Table> getTables()

Description copied from interface: Schema

Get the tables inside this schema.

Specified by:

getTables in interface Schema

Returns:

list of tables in this schema

createTable

public Table createTable(String name,
                         String column1Name,
                         String column1Type)

Description copied from interface: Schema

Create a table with one column.

Specified by:

createTable in interface Schema

Parameters:

name - name of the table

column1Name - name of the first column

column1Type - type of the first column

Returns:

table

createTable

public Table createTable(String name,
                         String column1Name,
                         String column1Type,
                         String column2Name,
                         String column2Type)

Description copied from interface: Schema

Create a table with two columns.

Specified by:

createTable in interface Schema

Parameters:

name - name of the table

column1Name - name of the first column

column1Type - type of the first column

column2Name - name of the second column

column2Type - type of the second column

Returns:

table

createTable

public Table createTable(String name,
                         String column1Name,
                         String column1Type,
                         String column2Name,
                         String column2Type,
                         String column3Name,
                         String column3Type)

Description copied from interface: Schema

Create a table with three columns.

Specified by:

createTable in interface Schema

Parameters:

name - name of the table

column1Name - name of the first column

column1Type - type of the first column

column2Name - name of the second column

column2Type - type of the second column

column3Name - name of the third column

column3Type - type of the third column

Returns:

table

createTableBuilder

public Table.Builder createTableBuilder(String name)

Description copied from interface: Schema

Create a builder for a table.

In cases where you need a more complex table that can be created by the convenience methods createTable, this method provides a builder.

Specified by:

createTableBuilder in interface Schema

Parameters:

name - table name

Returns:

builder for the table

createTable

public Table createTable(String name,
                         List<String> columnNames,
                         List<String> columnTypes)

Description copied from interface: Schema

Create a table with an arbitrary number of columns.

Specified by:

createTable in interface Schema

Parameters:

name - name of the table

columnNames - list of column names

columnTypes - list of column types

Returns:

table

passColumnsToTableBuilder

protected void passColumnsToTableBuilder(List<String> columnNames,
                                         List<String> columnTypes,
                                         Table.Builder builder)

Method that passes in a list of column names, and a list of their types, into a table builder.

Parameters:

columnNames - the column names

columnTypes - the column types

builder - the builder that gets the information passed in

getIdentifier

protected abstract com.exasol.db.Identifier getIdentifier(String name)

Get an instance of Identifier.

Parameters:

name - identifier id

Returns:

instance of Identifier

dropInternally

protected void dropInternally()

Description copied from class: AbstractDatabaseObject

This is called by AbstractDatabaseObject.drop() to actually execute the DROP statement.

Specified by:

dropInternally in class AbstractDatabaseObject