class QSqlIndex

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

Inheritance diagram of PySide6.QtSql.QSqlIndex

Synopsis

Properties

Methods

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.

Note

Properties can be used directly when from __feature__ import true_property is used or via accessor functions otherwise.

property cursorNameᅟ: str

This property holds the name of the cursor which the index is associated with.

Access functions:
property nameᅟ: str

This property holds the name of the index.

Access functions:
__init__(other)
Parameters:

otherQSqlIndex

Constructs a copy of other.

__init__([cursorName=""[, name=""]])
Parameters:
  • cursorName – str

  • name – str

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

append(field, desc)
Parameters:

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.

cursorName()
Return type:

str

Returns the cursorName.

See also

setCursorName()

Getter of property cursorNameᅟ .

isDescending(i)
Parameters:

i – int

Return type:

bool

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

name()
Return type:

str

Returns the name.

See also

setName()

Getter of property nameᅟ .

setCursorName(cursorName)
Parameters:

cursorName – str

Sets cursorName to cursorName.

See also

cursorName()

Setter of property cursorNameᅟ .

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()

setName(name)
Parameters:

name – str

Sets name to name.

See also

name()

Setter of property nameᅟ .

swap(other)
Parameters:

otherQSqlIndex