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Fix delete statements doing a full table scan

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This commit is contained in:
Lukas Rieger (Blue) 2024-04-18 15:46:45 +02:00
parent 37dd18190b
commit a6402850c9
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GPG Key ID: AA33883B1BBA03E6
4 changed files with 32 additions and 95 deletions
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17
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/storage/sql/commandset/AbstractCommandSet.java
View File

@ -113,10 +113,12 @@ public int writeMapTile(
@Override
public int deleteMapTile(String mapId, int lod, int x, int z, Compression compression) throws IOException {
int mapKey = mapKey(mapId);
int compressionKey = compressionKey(compression);
return db.run(connection -> {
return executeUpdate(connection,
deleteMapTileStatement(),
mapId, lod, x, z, compression.getKey().getFormatted()
mapKey, lod, x, z, compressionKey
);
});
}
@ -156,10 +158,11 @@ public int countAllMapTiles(String mapId) throws IOException {
@Override
public int purgeMapTiles(String mapId, int limit) throws IOException {
int mapKey = mapKey(mapId);
return db.run(connection -> {
return executeUpdate(connection,
purgeMapTilesStatement(),
mapId, limit
mapKey, limit
);
});
}
@ -230,10 +233,11 @@ public int writeMapMeta(String mapId, String itemName, byte[] bytes) throws IOEx
@Override
public int deleteMapMeta(String mapId, String itemName) throws IOException {
int mapKey = mapKey(mapId);
return db.run(connection -> {
return executeUpdate(connection,
deleteMapMetaStatement(),
mapId, itemName
mapKey, itemName
);
});
}
@ -265,21 +269,22 @@ public boolean hasMapMeta(String mapId, String itemName) throws IOException {
@Override
public void purgeMap(String mapId) throws IOException {
synchronized (mapKeys) {
int mapKey = mapKey(mapId);
db.run(connection -> {
executeUpdate(connection,
purgeMapTileTableStatement(),
mapId
mapKey
);
executeUpdate(connection,
purgeMapMetaTableStatement(),
mapId
mapKey
);
executeUpdate(connection,
deleteMapStatement(),
mapId
mapKey
);
});

38
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/storage/sql/commandset/MySQLCommandSet.java
View File

@ -147,19 +147,11 @@ public String deleteMapTileStatement() {
return """
DELETE
FROM `bluemap_map_tile`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
AND `lod` = ?
AND `x` = ?
AND `z` = ?
AND `compression` IN (
SELECT c.`id`
FROM `bluemap_map_tile_compression` c
WHERE c.`compression` = ?
)
AND `compression` = ?
""";
}
@ -199,11 +191,7 @@ public String purgeMapTilesStatement() {
return """
DELETE
FROM `bluemap_map_tile`
WHERE `map` IN (
SELECT `id`
FROM `bluemap_map`
WHERE `map_id` = ?
)
WHERE `map` = ?
LIMIT ?
""";
}
@ -254,11 +242,7 @@ public String deleteMapMetaStatement() {
return """
DELETE
FROM `bluemap_map_meta`
WHERE `map` IN (
SELECT `id`
FROM `bluemap_map`
WHERE `map_id` = ?
)
WHERE `map` = ?
AND `key` = ?
""";
}
@ -282,11 +266,7 @@ public String purgeMapTileTableStatement() {
return """
DELETE
FROM `bluemap_map_tile`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
""";
}
@ -296,11 +276,7 @@ public String purgeMapMetaTableStatement() {
return """
DELETE
FROM `bluemap_map_meta`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
""";
}
@ -310,7 +286,7 @@ public String deleteMapStatement() {
return """
DELETE
FROM `bluemap_map`
WHERE `map_id` = ?
WHERE `map` = ?
""";
}

36
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/storage/sql/commandset/PostgreSQLCommandSet.java
View File

@ -141,19 +141,11 @@ public String deleteMapTileStatement() {
return """
DELETE
FROM bluemap_map_tile
WHERE map IN (
SELECT m.id
FROM bluemap_map m
WHERE m.map_id = ?
)
WHERE map = ?
AND lod = ?
AND x = ?
AND z = ?
AND compression IN (
SELECT c.id
FROM bluemap_map_tile_compression c
WHERE c.compression = ?
)
AND compression = ?
""";
}
@ -196,9 +188,7 @@ public String purgeMapTilesStatement() {
WHERE CTID IN (
SELECT CTID
FROM bluemap_map_tile t
INNER JOIN bluemap_map m
ON t.map = m.id
WHERE m.map_id = ?
WHERE t.map = ?
LIMIT ?
)
""";
@ -253,11 +243,7 @@ public String deleteMapMetaStatement() {
return """
DELETE
FROM bluemap_map_meta
WHERE map IN (
SELECT id
FROM bluemap_map
WHERE map_id = ?
)
WHERE map = ?
AND key = ?
""";
}
@ -281,11 +267,7 @@ public String purgeMapTileTableStatement() {
return """
DELETE
FROM bluemap_map_tile
WHERE map IN (
SELECT m.id
FROM bluemap_map m
WHERE m.map_id = ?
)
WHERE map = ?
""";
}
@ -295,11 +277,7 @@ public String purgeMapMetaTableStatement() {
return """
DELETE
FROM bluemap_map_meta
WHERE map IN (
SELECT m.id
FROM bluemap_map m
WHERE m.map_id = ?
)
WHERE map = ?
""";
}
@ -309,7 +287,7 @@ public String deleteMapStatement() {
return """
DELETE
FROM bluemap_map
WHERE map_id = ?
WHERE map = ?
""";
}

36
BlueMapCore/src/main/java/de/bluecolored/bluemap/core/storage/sql/commandset/SqliteCommandSet.java
View File

@ -143,19 +143,11 @@ public String deleteMapTileStatement() {
return """
DELETE
FROM `bluemap_map_tile`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
AND `lod` = ?
AND `x` = ?
AND `z` = ?
AND `compression` IN (
SELECT c.`id`
FROM `bluemap_map_tile_compression` c
WHERE c.`compression` = ?
)
AND `compression` = ?
""";
}
@ -198,9 +190,7 @@ public String purgeMapTilesStatement() {
WHERE ROWID IN (
SELECT t.ROWID
FROM bluemap_map_tile t
INNER JOIN bluemap_map m
ON t.map = m.id
WHERE m.map_id = ?
WHERE t.map = ?
LIMIT ?
)
""";
@ -252,11 +242,7 @@ public String deleteMapMetaStatement() {
return """
DELETE
FROM `bluemap_map_meta`
WHERE `map` IN (
SELECT `id`
FROM `bluemap_map`
WHERE `map_id` = ?
)
WHERE `map` = ?
AND `key` = ?
""";
}
@ -280,11 +266,7 @@ public String purgeMapTileTableStatement() {
return """
DELETE
FROM `bluemap_map_tile`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
""";
}
@ -294,11 +276,7 @@ public String purgeMapMetaTableStatement() {
return """
DELETE
FROM `bluemap_map_meta`
WHERE `map` IN (
SELECT m.`id`
FROM `bluemap_map` m
WHERE m.`map_id` = ?
)
WHERE `map` = ?
""";
}
@ -308,7 +286,7 @@ public String deleteMapStatement() {
return """
DELETE
FROM `bluemap_map`
WHERE `map_id` = ?
WHERE `map` = ?
""";
}