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fix format index, allow index list #4

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fix format index, allow index list #4

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77 changes: 43 additions & 34 deletions functions/Format-SqlIndex.ps1
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Original file line number Diff line number Diff line change
@@ -1,45 +1,54 @@
function Format-SqlIndex {
[CmdletBinding()]Param(
[object]$Index
,[object]$options
[CmdletBinding()]Param(
[Alias('Index')]
[object]$Indexes
, [object]$options
)
$_NL = "`r`n"
$_TB = "".PadRight(4)

$s = $Index.table_schema
$t = $Index.table_name
$i = $Index.index_name

$CLUSTERED_OR_NOT = switch($Index.type){
1 {"clustered "}
5 {"clustered columnstore "}
6 {"columnstore "}
}
foreach ($Index in $Indexes) {
$s = $Index.table_schema
$t = $Index.table_name
$i = $Index.index_name

$is_columnstore = $Index.type -in (5,6)
$UNIQUE_OR_NOT = ""
$keyCols = ""
$inclCols = ""
$includeBlock = ""

if($Index.is_unique){
$UNIQUE_OR_NOT = "unique "
}
$CLUSTERED_OR_NOT = switch ($Index.type) {
1 {"clustered "}
2 {"nonclustered "}
5 {"clustered columnstore "}
6 {"columnstore "}
}
$is_columnstore = $Index.type -in (5, 6)

$keyCols = ($Index.KeyColumns | Sort-Object -Property key_ordinal).KeyColumnName -join "$_NL$_TB$_TB,"
$inclCols = ($Index.InclColumns).column_name -join "$_NL$_TB$_TB,"
$hasInclCols = (($Index.InclColumns | Measure-Object).Count -gt 0)
if ($Index.is_unique) {
$UNIQUE_OR_NOT = "unique "
}

if($hasInclCols){
$includeBlock = " $_NL$($_TB)include ( $inclCols ) "
}

$createIndexCommand = ""
$createIndexCommand += "create $UNIQUE_OR_NOT$($CLUSTERED_OR_NOT)index $i $_NL on $s.$t "
if(-not $is_columnstore){
$createIndexCommand += "( $keyCols )"
$createIndexCommand += "$includeBlock"
}
if($Index.has_filter){$createIndexCommand += "$($_NL)where $($Index.filter_definition)"}
$createIndexCommand += ";$($_NL)go$_NL"

[PSCustomObject]@{
CreateIndexCommand = $createIndexCommand
$keyCols = ($Index.KeyColumns | Sort-Object -Property key_ordinal).KeyColumnName -join "$_NL$_TB$_TB,"
$inclCols = ($Index.InclColumns).column_name -join "$_NL$_TB$_TB,"
$hasInclCols = (($Index.InclColumns | Measure-Object).Count -gt 0)

if ($hasInclCols) {
$includeBlock = " $_NL$($_TB)include ( $inclCols ) "
}

$createIndexCommand = ""
$createIndexCommand += "create $UNIQUE_OR_NOT$($CLUSTERED_OR_NOT)index $i $_NL on $s.$t "
if (-not $is_columnstore) {
$createIndexCommand += "( $keyCols )"
$createIndexCommand += "$includeBlock"
}
if ($Index.has_filter) {$createIndexCommand += "$($_NL)where $($Index.filter_definition)"}
$createIndexCommand += ";$($_NL)go$_NL"

[PSCustomObject]@{
CreateIndexCommand = $createIndexCommand
inclCols =$inclCols
}
}
}