QSqlIndex#

The QSqlIndex class provides functions to manipulate and describe database indexes. More…

Synopsis#

Functions#

def append (field, desc)
def cursorName ()
def isDescending (i)
def name ()
def setCursorName (cursorName)
def setDescending (i, desc)
def setName (name)

Note

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Detailed Description#

An index refers to a single table or view in a database. Information about the fields that comprise the index can be used to generate SQL statements.

class PySide6.QtSql.QSqlIndex(other)#

PySide6.QtSql.QSqlIndex([cursorName=””[, name=””]])

Parameters:

name – str
cursorName – str
other – PySide6.QtSql.QSqlIndex

Constructs a copy of other.

Constructs an empty index using the cursor name cursorname and index name name.

PySide6.QtSql.QSqlIndex.append(field, desc)#

Parameters:

field – PySide6.QtSql.QSqlField
desc – bool

This is an overloaded function.

Appends the field field to the list of indexed fields. The field is appended with an ascending sort order, unless desc is true.

PySide6.QtSql.QSqlIndex.cursorName()#

Return type:: str

Returns the name of the cursor which the index is associated with.

See also

setCursorName()

PySide6.QtSql.QSqlIndex.isDescending(i)#

Parameters:: i – int
Return type:: bool

Returns true if field i in the index is sorted in descending order; otherwise returns false.

PySide6.QtSql.QSqlIndex.name()#

Return type:: str

Returns the name of the index.

See also

setName()

PySide6.QtSql.QSqlIndex.setCursorName(cursorName)#

Parameters:: cursorName – str

Sets the name of the cursor that the index is associated with to cursorName.

See also

cursorName()

PySide6.QtSql.QSqlIndex.setDescending(i, desc)#

Parameters:

i – int
desc – bool

If desc is true, field i is sorted in descending order. Otherwise, field i is sorted in ascending order (the default). If the field does not exist, nothing happens.

See also

isDescending()

PySide6.QtSql.QSqlIndex.setName(name)#

Parameters:: name – str

Sets the name of the index to name.

See also

name()