ZIMSqlUpsertStatement Class Reference

#import <ZIMSqlUpsertStatement.h>

Inheritance diagram for ZIMSqlUpsertStatement:

List of all members.

Public Member Functions
(void)	- matching:
(id)	- init [implementation]
(NSString *)	- statement [implementation]
Protected Attributes
NSMutableSet *	_compositeKey

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Detailed Description

Discussion:

This class represents an SQL upsert statement. Execute as a transaction.

Updated:

2011-11-01

See also:

http://www.sqlite.org/lang_insert.html

http://www.sqlite.org/lang_update.html

http://stackoverflow.com/questions/418898/sqlite-upsert-not-insert-or-replace

http://www.firebirdsql.org/refdocs/langrefupd21-update-or-insert.html

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Member Function Documentation

- (instancetype) init

[implementation]

Reimplemented from ZIMSqlInsertStatement.

- (void) matching:

(NSArray *)

columns

Signature:

matching:

Discussion:

This method will use the specified columns as the (composite) primary key or as a unique key to match against.

Parameters:

columns

The columns to be matched.

Updated:

2012-03-17

- (NSString *) statement

[implementation]

Signature:

statement

Discussion:

This method will return the SQL statement.

Returns:

The SQL statement that was constructed.

Updated:

2011-10-19

Reimplemented from ZIMSqlInsertStatement.

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Member Data Documentation

- (NSMutableSet*) _compositeKey [protected]

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The documentation for this class was generated from the following files:

• ZIMSqlUpsertStatement.h
• ZIMSqlUpsertStatement.m