Package net.sacredlabyrinth.phaed.simpleclans.storage

Interface DBCore

All Known Implementing Classes:

MySQLCore, SQLiteCore

public interface DBCore

Author:

phaed

Field Summary

Fields

Modifier and Type	Field	Description
static final Logger	log
static final SimpleClans	plugin

Method Summary

Modifier and Type	Method	Description
default boolean	checkConnection()
void	close()	Close connection
default boolean	execute(String query)	Execute a statement
default void	executeUpdate(String query)
default boolean	existsColumn(String table, String column)	Check whether a column exists
default boolean	existsTable(String table)	Check whether a table exists
Connection	getConnection()
default @Nullable ResultSet	select(String query)	Execute a select statement

Field Details

plugin

static final SimpleClans plugin

log

static final Logger log

Method Details

getConnection

Connection getConnection()

Returns:

connection

checkConnection

default boolean checkConnection()

Returns:

whether connection can be established

close

void close()

Close connection

select

@Nullable
default @Nullable ResultSet select(String query)

Execute a select statement

Parameters:

query - the query

Returns:

the result set or null if the query failed

execute

default boolean execute(String query)

Execute a statement

Parameters:

query - the query

Returns:

true if the statement was executed

existsTable

default boolean existsTable(String table)

Check whether a table exists

Parameters:

table - the table

Returns:

true if the table exists

existsColumn

default boolean existsColumn(String table,
 String column)

Check whether a column exists

Parameters:

table - the table

column - the column

Returns:

true if the column exists

executeUpdate

default void executeUpdate(String query)