database/doris
2
0
Fork 0
Code Issues Pull Requests Actions 3 Packages Projects Releases Wiki Activity

[improvement](jdbc catalog) Remove useless mysql jdbc connection parameters (#23647)

Browse Source
This commit is contained in:
zy-kkk
2023-08-30 17:47:04 +08:00
committed by GitHub
parent ade598e043
commit cc6cbc04af
1 changed files with 2 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
fe/fe-core/src/main/java/org/apache/doris/catalog/JdbcResource.java
View File

@ -300,11 +300,9 @@ public class JdbcResource extends Resource {
newJdbcUrl = checkAndSetJdbcBoolParam(newJdbcUrl, "yearIsDateType", "true", "false");
// MySQL Types and Return Values for GetColumnTypeName and GetColumnClassName
// are presented in https://dev.mysql.com/doc/connector-j/8.0/en/connector-j-reference-type-conversions.html
// However when tinyInt1isBit=false, GetColumnClassName of MySQL returns java.lang.Boolean,
// while that of Doris returns java.lang.Integer. In order to be compatible with both MySQL and Doris,
// Jdbc params should set tinyInt1isBit=true&transformedBitIsBoolean=true
// When mysql's tinyint stores non-0 or 1, we need to read the data correctly,
// so we need tinyInt1isBit=false
newJdbcUrl = checkAndSetJdbcBoolParam(newJdbcUrl, "tinyInt1isBit", "true", "false");
newJdbcUrl = checkAndSetJdbcBoolParam(newJdbcUrl, "transformedBitIsBoolean", "false", "true");
// set useUnicode and characterEncoding to false and utf-8
newJdbcUrl = checkAndSetJdbcBoolParam(newJdbcUrl, "useUnicode", "false", "true");
newJdbcUrl = checkAndSetJdbcBoolParam(newJdbcUrl, "rewriteBatchedStatements", "false", "true");