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[Bug] [connector-jdbc-kingbase]Error in Jdbc Source with Kingbase8: Unsupported Field Data Types (e.g., smallint) during Catalog Table Lookup #8866 #8874

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[Bug] [connector-jdbc-kingbase]Error in Jdbc Source with Kingbase8: Unsupported Field Data Types (e.g., smallint) during Catalog Table Lookup #8866 #8874

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981fbaf
Kingbase Database Column Type Mapped as Standard SQL Types (e.g., int…
t1234849 Feb 28, 2025
f882494
Merge branch 'apache:dev' into dev
t1234849 Mar 4, 2025
c022ed5
New test method demonstrating how JDBC maps Kingbase internal types t…
t1234849 Mar 4, 2025
d7f9344
Merge branch 'apache:dev' into dev
t1234849 Mar 6, 2025
7270d3e
Adjust the test case code format to comply with Spotless's rules.
t1234849 Mar 6, 2025
c0965ad
Merge branch 'apache:dev' into dev
t1234849 Mar 21, 2025
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12 changes: 12 additions & 0 deletions .../seatunnel/connectors/seatunnel/jdbc/internal/dialect/kingbase/KingbaseTypeConverter.java
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Original file line number Diff line number Diff line change
Expand Up @@ -41,6 +41,9 @@ public class KingbaseTypeConverter extends PostgresTypeConverter {
public static final String KB_BLOB = "BLOB";
public static final String KB_CLOB = "CLOB";
public static final String KB_BIT = "BIT";
public static final String KB_INT = "INT";
public static final String KB_SMALLINT = "SMALLINT";
public static final String KB_BIGINT = "BIGINT";

public static final KingbaseTypeConverter INSTANCE = new KingbaseTypeConverter();

Expand Down Expand Up @@ -88,6 +91,15 @@ public Column convert(BasicTypeDefine typeDefine) {
byteLength += typeDefine.getLength() % 8 > 0 ? 1 : 0;
builder.columnLength(byteLength);
break;
case KB_SMALLINT:
builder.dataType(BasicType.SHORT_TYPE);
break;
case KB_INT:
builder.dataType(BasicType.INT_TYPE);
break;
case KB_BIGINT:
builder.dataType(BasicType.LONG_TYPE);
break;
default:
throw CommonError.convertToSeaTunnelTypeError(
DatabaseIdentifier.KINGBASE,
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