fix: 优化查询速度

qwertyyb · Jul 6, 2022 · f5e5c45 · f5e5c45
1 parent ede5b06
commit f5e5c45
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Showing 2 changed files with 11 additions and 4 deletions.
diff --git a/Fire.xcodeproj/project.pbxproj b/Fire.xcodeproj/project.pbxproj
@@ -81,7 +81,7 @@
 /* Begin PBXFileReference section */
 		4500AC612869F8CC006F3FCC /* PunctutionPane.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = PunctutionPane.swift; sourceTree = "<group>"; };
 		4500AC63286F2B42006F3FCC /* UserDictPane.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = UserDictPane.swift; sourceTree = "<group>"; };
-		4500AC67287036CB006F3FCC /* DictManager.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DictManager.swift; sourceTree = "<group>"; };
+		4500AC67287036CB006F3FCC /* DictManager.swift */ = {isa = PBXFileReference; indentWidth = 4; lastKnownFileType = sourcecode.swift; path = DictManager.swift; sourceTree = "<group>"; };
 		450B7D9926A2847D00808A4D /* ApplicationPane.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = ApplicationPane.swift; sourceTree = "<group>"; };
 		451E6044232E227B007B0463 /* Fire.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Fire.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		451E6047232E227B007B0463 /* AppDelegate.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AppDelegate.swift; sourceTree = "<group>"; };

diff --git a/Fire/DictManager.swift b/Fire/DictManager.swift
@@ -50,7 +50,7 @@ class DictManager {
                 text,
                 type, min(query) as query
             from wb_py_dict
-            where query like :query \(
+            where query >= :queryMin and query <= :queryMax \(
                 codeMode == .wubi ? "and type = 'wb'"
                                 : codeMode == .pinyin ? "and type = 'py'" : "")
             group by text
@@ -118,6 +118,8 @@ class DictManager {
             return ([], false)
         }
         NSLog("get local candidate, origin: \(query), query: ", query)
+        let queryMin = query;
+        let queryMax = query + "zzzz";
         var candidates: [Candidate] = []
         sqlite3_reset(queryStatement)
         sqlite3_clear_bindings(queryStatement)
@@ -127,8 +129,13 @@ class DictManager {
                         SQLITE_TRANSIENT
         )
         sqlite3_bind_text(queryStatement,
-                          sqlite3_bind_parameter_index(queryStatement, ":query"),
-                          "\(query)%", -1,
+                          sqlite3_bind_parameter_index(queryStatement, ":queryMin"),
+                          queryMin, -1,
+                          SQLITE_TRANSIENT
+        )
+        sqlite3_bind_text(queryStatement,
+                          sqlite3_bind_parameter_index(queryStatement, ":queryMax"),
+                          queryMax, -1,
                           SQLITE_TRANSIENT
         )
         sqlite3_bind_int(queryStatement,