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seperated add index to prevent duplicate index addition

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This commit is contained in:
Abhinav-grd 2021-01-24 17:21:53 +05:30
parent c9a41bc71f
commit 0a8f5ab7d0
1 changed files with 8 additions and 3 deletions
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11
lib/db/files_db.dart
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@ -38,7 +38,7 @@ class FilesDB {
static final columnThumbnailDecryptionHeader = 'thumbnail_decryption_header';
static final columnMetadataDecryptionHeader = 'metadata_decryption_header';
static final intitialScript = [...onCreate(table)];
static final intitialScript = [...createTable(table), ...addIndex()];
static final migrationScripts = [...alterDeviceFolderToAllowNULL()];
final dbConfig = MigrationConfig(
@ -64,7 +64,7 @@ class FilesDB {
}
// SQL code to create the database table
static List<String> onCreate(String tablename) {
static List<String> createTable(String tablename) {
return [
'''
CREATE TABLE $tablename (
@ -90,6 +90,11 @@ class FilesDB {
$columnUpdationTime TEXT,
UNIQUE($columnUploadedFileID, $columnCollectionID)
);''',
];
}
static List<String> addIndex() {
return [
'''
CREATE INDEX collection_id_index ON $table($columnCollectionID);
CREATE INDEX device_folder_index ON $table($columnDeviceFolder);
@ -101,7 +106,7 @@ class FilesDB {
static List<String> alterDeviceFolderToAllowNULL() {
return [
...onCreate(tableCopy),
...createTable(tableCopy),
'''
INSERT INTO $tableCopy
SELECT *